| | Sex | Birth place | Death place | Father | Mother | Joined with |
|---|
| Robert Fitzwalter (-1235) | M | | | Walter fitzRobert (c1124-1198) | Maud de Lucy (1136-) | Gunnora de Valoignes + Rohese |
| Robert of Gloucester (1151-1166) | M | Cardiff | Cardiff | William Fitz Robert, 2nd Earl of Gloucester (-1183) | Hawise de Beaumont (c1125-c1172) | |
| Robert I of Worms (710-c757) | M | | Wormsgau | Lantbertus II (670-741) | | Williswint (719-) |
| Robert fitzRoger (-1214) | M | | | Roger fitz Richard (-1177) | Alice de Vere (-aft1185) | Margaret de Chesney |
| Robert Abell (1721-1800) | M | Rehoboth, Bristol County, Massachusetts, United States | Rehoboth, Bristol County, Massachusetts, United States | Joshua Abell (1695-1732) | Rebecca Carpenter (1698-) | Mary Thompson (1718-1787) |
| Robert Abell (1605-1663) | M | Stapenhill, Derbyshire, England, United Kingdom | Rehoboth, Bristol County, Massachusetts | George Abell (1561-1630) | Frances Cotton (1573-1646) | Joanna Hyde (1610-1672) |
| Robert Fuller Abell (1919-2010) | M | Chicago, Cook County, Illinois, United States | La Jolla, San Diego County, California, United States | Clifford Abell (1875-1965) | Jennie Ferne Loshbough (1886-1957) | Frances Mae Whitey |
| Robert de Acford (-bef1284) | M | England | England | Ingram de Acford | Chrisine Unknown | |
| Robert Achs (c1951-2005) | M | | New York City, New York, United States | Samuel Achs (1919-2014) | Ruth Silbowitz (c1920-1968) | Jackie Leopold (living) |
| Robert Adair (1659-1745) | M | Ballymena Castle, Ballymena, County Antrim, Northern Ireland | County Down, Northern Ireland | William Adair (1624-1661) | | Penelope Coleville (1654-1695) + Martha N.N. (c1660-) + Anne McAuley (c1660-) + Annabella Ricketts (c1660-) |
| Robert Adair (1709-1783) | M | Ulster, County Antrim, Ireland | Bladen County, North Carolina | | | Elizabeth Clark Hobson (1715-1763) |
| Robert Adair (c1393-) | M | Dunskey Castle, Portpatrick, Wigtownshire, Scotland | Wigtownshire, Scotland | Robert FitzGerald (1366-1445) | Arabella Campbell (1370-1450) | |
| Robert Adair (1627-) | M | Kilhilt Tower, Portpatrick, Wigtownshire, Scotland, United Kingdom | | Robert Beatty Adair (1583-1655) | Jean Edmonstone (1606-1675) | |
| Robert Alexander Shafto Adair (1811-1886) | M | Suffolk, England, United Kingdom | England, United Kingdom | Robert Shafto Adair (1786-1869) | Elizabeth Maria Strode (1792-1853) | Theodosia Meade (1811-1871) |
| Robert Beatty Adair (1583-1655) | M | Kilhilt Tower, Old Luce, Wigtownshire, Scotland, United Kingdom | Ballymena, County Antrim, Northern Ireland | William Adair (1565-1626) | Rosina Reilly McClellan (1565-1626) | Jean Edmonstone (1606-1675) |
| Robert Emile Adair (1876-1951) | M | Manchester, Lancashire, England, United Kingdom | Westcliff on Sea, Essex, England, United Kingdom | Simon Adair (1843-1895) | Colina Jane Stevenson (1849-1939) | |
| Robert McKnight Adair (1795-1873) | M | Staunton, Augusta County, Virginia, United States | Hatfield, Harrison County, Missouri, United States | John Adair (1754-1824) | Elizabeth McKnight (1762-1845) | Margaret Betsy Garrett (1798-1888) |
| Robert Shafto Adair (1786-1869) | M | Ballymena, County Antrim, Northern Ireland, United Kingdom | | William Adair (1754-1844) | Camilla Shafto (1756-1827) | Elizabeth Maria Strode (1792-1853) + Jane Anne Clarkson (1813-1873) |
| Robert Shafto Adair, 5th Baronet Adair (1862-1949) | M | England, United Kingdom | England, United Kingdom | Hugh Edward Adair (1815-1902) | Harriet Camilla Adair (1838-1909) | Mary Bosanquet (1862-1950) |
| Robert Wallace Adair (1848-1929) | M | Bellepoint, Summers County, West Virginia, United States | Cashmere, Monroe County, West Virginia, United States | James Adair (1807-1868) | Jane Ann Swart (1814-1863) | Julia Shannon Bane (1851-1929) |
| Robert Franklin Adams (1920-1941) | M | Waterloo, Lauderdale County, Alabama, United States | USS Arizona Memorial, Pearl Harbor, Honolulu County, Hawaii, United States | James Lucas Adams (1884-1926) | Cornie Mary Pool (1880-1943) | |
| Robert Pettingill Adams (1674-1769) | M | Newbury, Essex County, Massachusetts | Newbury, Essex County, Massachusetts | Abraham Adams (1639-1714) | Mary Ingersoll Pettingill (1652-1705) | Rebecca Knight (1674-1760) |
| Robert Smart Adams (1851-1932) | M | New South Wales, Australia | Penrith, New South Wales, Australia | Henry Adams (1797-1866) | Elizabeth Clarke (1822-1870) | Elizabeth MacKenzie (1850-1935) |
| Robert Grant Aitken (1864-1951) | M | Jackson, Amador County, California, United States | Berkeley, Alameda County, California, United States | Robert Aitken (1826-1895) | Wilhelmina Depinau (1833-1888) | Jessie Louisa Thomas (1865-1943) |
| Robert Spencer Alden (1810-1877) | M | Verona, Oneida County, New York, United States | Minneapolis, Hennepin County, Minnesota, United States | Elisha Alden (1788-1859) | Sally Avery (1784-1846) | Abbie Caroline Strong (1816-1886) |
| Robert Alexander (1633-1704) | M | Stafford, Virginia, United States | King George, Virginia, United States | John Alexander (1603-1677) | Catherine Graham (1606-1663) | Priscilla Frances Ashton (1664-1749) |
| Robert Allyn (1608-1683) | M | (England) | (Preston+ New London County+ Connecticut) | George Allyn (?-?) | | Sara Unknown (c1634-aft1683) |
| Robert Amory (1842-1910) | M | Boston, Suffolk County, Massachusetts, United States | Nahant, Essex County, Massachusetts, United States | James Sullivan Amory (1809-1884) | Mary Copley Greene (1817-1892) | Marianne Appleton Lawrence (1843-1882)+Katherine Leighton Crehore (1862-1920) |
| Robert Amory (1885-1972) | M | Boston, Suffolk County, Massachusetts, United States | Boston, Suffolk County, Massachusetts, United States | Robert Amory (1842-1910) | Katherine Leighton Crehore (1862-1920) | Leonore Cobb (1885-1971) |
| Robert Andrews (1663-1726) | M | Surry, Virginia, United States | Surry, Virginia, United States | Thomas Andrews (1607-1688) | Dorothy Elliott (1620-1693) | Anne Lewis (1670-1700) |
| Robert Andrews (1560-1643) | M | Norfolk, England | Ipswich, Essex County, Massachusetts | | | |
| Robert Cooley Angell (1899-1984) | M | Detroit, Wayne County, Michigan, United States | Superior, Washtenaw County, Michigan, United States | Alexis Caswell Angell (1857-1932) | Francis Cary Cooley (1857-1934) | Esther R. Kennedy (1900-1986) |
| Robert de Umfraville, Earl of Angus (c1277-1325) | | | | Gilbert de Umfraville, Earl of Angus (c1245-1308) | Elizabeth Comyn | Lucy of Kyme (c1280-)+Eleanor Unknown (c1280-) |
| Robert East Apthorp (c1815-1882) | M | Massachusetts, United States | Boston, Suffolk County, Massachusetts, United States | John Trecothick Apthorp (1769-1849) | Mary Spear Foster (1774-1854) | Eliza Henshaw Hunt (1817-1903) |
| Robert Arbuthnot, 1st Viscount of Arbuthnott (c1617-1655) | M | | | Robert Arbuthnot (-1633) | Margaret Fraser (c1601-) | Marjory Carnegie (-1651)+Catherine Fraser (1619-1663) |
| Robert Arbuthnot, 2nd Viscount of Arbuthnott (bef1648-1682) | M | | | Robert Arbuthnot, 1st Viscount of Arbuthnott (c1617-1655) | Marjory Carnegie (-1651) | Elizabeth Keith (bef1648-1664)+Catherine Gordon (1644-1692) |
| Robert Arbuthnot, 3rd Viscount of Arbuthnott (c1661-1694) | M | | | Robert Arbuthnot, 2nd Viscount of Arbuthnott (bef1648-1682) | Elizabeth Keith (bef1648-1664) | Anne Gordon (c1663-1695) |
| Robert Arbuthnot, Jr, 2nd of Haddo-Rattray (c1728-1803) | M | | | Robert Arbuthnot, Sr, 1st of Haddo-Rattray (c1694-1756) | Mary Petrie (-1756) | Mary Urquhart (1745-1818) |
| Robert Arbuthnot, Sr, 1st of Haddo-Rattray (c1694-1756) | M | | | John Arbuthnot, Sr, of Whitehill and Toddlehills (c1670-) | Barbara MacRanald (c1670-) | Mary Petrie (-1756) |
| Robert George Arbuthnot (1843-1890) | M | Madras, India | | Archibald Francis Arbuthnot (1805-1879) | Gertrude Sophia Gough (1816-1882) | (Helen) Mary Muir (1862-1926) |
| Robert (Robby) Wemyss Muir Arbuthnot (1889-1962) | M | | | Robert George Arbuthnot (1843-1890) | (Helen) Mary Muir (1862-1926) | Mary (Molly) Coghill (-1986) |
| Robert Arbuthnott (c1740-1796) | M | | | Robert Arbuthnott (c1708-1773) | Elizabeth Riddell (c1710-1763) | Cordelia Murray (c1761-) |
| Robert Keith Arbuthnott, 15th Viscount of Arbuthnott (1897-1966) | M | India | Montrose, Angus, Scotland, United Kingdom | John Campbell Arbuthnott (1858-1923) | Jeanne Sinclair Hamilton (-1947) | Ursula Collingwood (-1989) |
| Robert Archer (1848-1929) | M | Grafton, New South Wales, Australia | 70 Thornley-street, Leichhardt, New South Wales, Australia | William Archer (c1812-1891) | Ellen Thomson (c1818-1903) | Caroline Cramp (1849-1929) |
| Robert Archer (1719-) | M | Pettistree, Suffolk, England, United Kingdom | | John Archer (c1680-) | Sarah Unknown (c1680-) | |
| Robert Archer (1848-1929) abador | M | Grafton, New South Wales, Australia | 70 Thornley-street, Leichhardt, New South Wales, Australia | William Archer (c1812-1891) | Ellen Thomson (c1818-1903) | Caroline Cramp (1849-1929) |
| Robert James Archer (1871-1903) | M | Grafton, New South Wales, Australia | Coraki, New South Wales, Australia | Robert James Rous Archer (1848-1929) | Caroline Cramp (1849-1929) | Louisa Bellamy |
| Robert Arderne (c1522-) | M | England, United Kingdom | | William Arderne (c1480-) | Sybilla Warburton (-) | Ann Unknown (-) |
| Robert Turner Ashby (1876-1930) | M | St. George, Washington County, Utah, United States | St. George, Washington County, Utah, United States | Nathaniel Ashby (1835-1882) | Mary Virginia Garr (1840-1886) | Emma Brooks (1875-1939) |
| Robert Austin (1630-1697) | M | Bishopstoke, England, United Kingdom | Belvidere, North Carolina, United States | | | Sarah Wybourne (1623-1687) |
| Robert Wesley Averett (1861-1936) | M | Heber City, Summit County, Utah, United States | Missoula, Missoula County, Montana, United States | Elisha Averett (1810-1890) | Sarah Jane Witt (1831-1875) | Cathern Leonor Allphin (1869-1943) |
| Robert Babcock (1610-1694) | M | Essex, England, United Kingdom | Milton, Norfolk County, Massachusetts, North America | | | Joanna Martha Philips (1625-1699) |
| Robert Bacon (1860-1919) | M | Boston, Suffolk County, Massachusetts, United States | New York, United States | William Benjamin Bacon (1823-1906) | Emily Crosby Low (1835-1871) | Martha Waldron Cowdin (1860-1940) |
| Robert Low Bacon (1884-1938) | F | Boston, Suffolk County, Massachusetts, United States | Lake Success, Nassau County, New York, United States | Robert Bacon (1860-1919) | Martha Waldron Cowdin (1860-1940) | Virginia Murray (1890-1980) |
| Robert Edward Badham (1929-2005) | M | Los Angeles, Los Angeles County, California, United States | Newport Beach, Orange County, California, United States | Byron Jack Badham (1903-1990) | Elizabeth Hammill Kissinger (1903-1960) | Ann Hatteroth Carroll (1931-2009) |
| Robert Bailey (1848-1879) | M | St Albans, New South Wales, Australia | Ulmarra, New South Wales, Australia | John Thomas Bailey (c1810-1890) | Elizabeth Ann Prosser (1814-1885) | Elizabeth Jane Fernance (1845-1909) |
| Robert Baker (1837-1921) | M | Brook, Kent, England, United Kingdom | Lincoln, Lancaster County, Nebraska, United States | Benjamin Baker (1803-1885) | Frances Cramp (c1814-) | Jane Leiff (1843-1930) |
| Robert James Baker (living) | M | | | George Raymond Baker (c1913-) | Myrel Bell (1913-) | Sandra Jordan Grover (living) |
| Robert Balgowan (1855-1935) | M | Picton, New South Wales, Australia | Cowra, New South Wales, Australia | William Balgowan (c1808-1887) | Jannet Shand (1810-1880) | Jane Frost Hanrahan (1856-1940) |
| Robert William Leslie Balgowan (1888-1971) | M | Reids Flat, New South Wales, Australia | Merrylands, New South Wales, Australia | Robert Balgowan (1855-1935) | Jane Frost Hanrahan (1856-1940) | Margaret Neville (1891-1963) |
| Robert de Banastre (-1192) | M | England | England | Thurston de Banastre (-1154) | | |
| Robert de Banastre (-1219) | M | England | England | Robert de Banastre (-1192) | | |
| Robert de Banastre (-c1242) | M | England | England | Thurston de Banastre (-c1219) | Cecilia Unknown | Clémence de Orreby (-1258) |
| Robert de Banastre (-c1290) | M | England | England | Robert de Banastre (-c1242) | Clémence de Orreby (-1258) | Alice Woodcock (-aft1289) |
| Bobby Barber (1936-1991) | M | New York City, New York, United States | New York City, New York, United States | Alexander Barber (1910-1990) | Francine Thomas (1918-1996) | Andrea Manlangit (1938-1999) |
| Robert Barnewall (c1700-) | M | | | Bartholomew Barnewall (-1736) | Jane Geoghegan (c1675-) | Bridget Piers (c1700-) |
| Robert Bartlett (1603-1688) | M | Puddleton, Dorsetshire, England | Manomet, Plymouth County, Massachusetts | Robert Bartlett (1567-1612) | Alice Barker (1567-) | Mary Warren (1610-1683) |
| Robert Bartlett (1567-1612) | M | Puddleton, Dorsetshire, England | Bromland, Somersetshire, England | John Bartlett (1545-1591) | Agnes Benger (1560-1588) | Alice Barker (1567-) |
| Robert Bartlett (1612-1675) | M | England | Northampton, Hampshire County, Massachusetts, United States | | | Ann Unknown Bartlett (c1617-1676) |
| Robert Johnston Barton (1809-1863) | M | Ireland | the Australian Club, Sydney, New South Wales, Australia | Charles Barton (1760-1819) | Susannah Johnston (1770) | Emily Mary Darvall (1817-1909) |
| Robert de Beauchamp (bef1231-1281) | M | England, United Kingdom | England, United Kingdom | Robert de Beauchamp (-bef1252) | Juliane Marshal (c1192-bef1248) | Alice de Mohoun (c1230-c1282) |
| Robert de Beauchamp (-bef1252) | M | England | England | Simon de Valletourt | Unknown de Beauchamp (c1200-) | Juliane Marshal (c1192-bef1248) |
| Robert de Beauchamp (c1020-) | M | Beauchamp, Normandy, France | | | | |
| Robert de Beaumont, 3rd Earl of Leicester (1130-1190) | M | | Durazzo, Albania | Robert de Beaumont, 2nd Earl of Leicester (1104-1168) | Amice de Gael de Montfort | Pernelle de Grandmesnil (1135-1212) |
| Robert II de Neufbourg (c1170-c1217) | M | | | Henri II de Neufbourg (1130-1214) | Godelitha | Marguerite de Gloucester |
| Robert de Beaumont, 2nd Earl of Leicester (1104-1168) | M | England, United Kingdom | England, United Kingdom | Robert de Beaumont (1049-1118) | Elizabeth de Vermandois (c1081-1131) | Amice de Gael de Montfort |
| Robert de Beaumont, 4th Earl of Leicester (c1156-1204) | M | | | Robert de Beaumont, 3rd Earl of Leicester (1130-1190) | Pernelle de Grandmesnil (1135-1212) | Loretta de Braose |
| Robert III de Neufbourg (1193-1243) | M | | | Robert II de Neufbourg (c1170-c1217) | Marguerite de Gloucester | Jeanne de Mauquenchy |
| Robert de Beaumont, Count of Meulan (c1142-1204) | M | | | Waleran de Beaumont, 1st Earl of Worcester (1104-1166) | Agnès de Montfort (-1181) | Maud FitzRoy (c1143-) |
| Robert Todd Lincoln Beckwith (1904-1985) | M | Riverside, Cook County, Illinois, United States | Saluda, Middlesex County, Virginia, United States | Warren Wallace Beckwith (1874-1955) | Jessie Harlan Lincoln (1875-1948) | Hazel Holland Wilson (1899-1966)+Annemarie Hoffman (1946-1976)+Margaret Fristoe (1904-2009) |
| Robert Bedford (1890-1970) | M | London, England, United Kingdom | Detroit, Michigan, United States | | | Caitlyn Bier (1896-1962) |
| Robert Alfred (Bob) Bell (1884-1959) | M | Waimate, Waimate District, Canterbury Region, New Zealand | Waimate, Waimate District, Canterbury Region, New Zealand | | | Evelyn Eliza (Effie) Patterson (1893-1965) |
| Robert Bent (1566-1631) | M | Weyhill Grafton, Hampshire, England | | | | Agnes Gosling (1570-1639) |
| Robert Best (c1810-1868) | M | South Petherton, Somerset, England, United Kingdom | Compton Dundon, Somerset, England, United Kingdom | | | Mary Clements (c1790-1854) |
| Robert Cooper Lee Bevan (1809-1890) | M | Hale End, Walthamstow, Essex, England, United Kingdom | Barnet, Hertfordshire, England, United Kingdom | David Bevan (1774-1846) | Favell Bourke Lee (1780-1841) | Agneta Elizabeth Yorke (1811-1851)+Emma Frances Shuttleworth (1827-1909) |
| Robert Bigelow (c1556-1582) | M | | | Randall de Baguley (c1518-1556) | Eleanor | Jane (given name) |
| Robert Bigod (1015-1071) | M | | | Toustien le Coz (995-1041) | Judith de Montanolier (994-?) | |
| Robert Bigod (1036-c1083) | M | | | Robert Bigod (1015-1071) | | Fille de Saint-Sauveur |
| Robert Bishop (1600-1676) | M | Liverpool, England, United Kingdom | Warsaw, Virginia, United States | | | Mary Gatewood (1604-1670) |
| Robert Blackman (1811-1876) | M | Richmond, New South Wales, Australia | Running Stream, Rylstone, New South Wales, Australia | James Blackman (1759-1842) | Elizabeth Harley (1765-1842) | Elizabeth Whittaker (1818-1865) |
| Robert Blackman (1835-1925) | M | Bathurst, New South Wales, Australia | Braeholme private hospital, Mudgee, New South Wales, Australia | Robert Blackman (1811-1876) | Elizabeth Whittaker (1818-1865) | Jane Sloggett (1837-1922) |
| Robert Blanch (1808-1885) | M | Rolvenden, Kent, England, United Kingdom | Woodford Island, New South Wales, Australia | Edward Blanch (c1787-1860) | Maria B Ashdown (c1789-1837) | Mercy Balcombe (1814-1904)+Ann Callaghan (1815-1870) |
| Robert le Blount (c1029-) | M | France | | Rodolphe de Guines (c992-1036) | | Gundreda de Ferrers (-1086) |
| Robert Charles Blundell (-1886) | M | | Horley, Surrey | Richard Blundell (1790-1824) | Mary Flint (1796-1872) | Lavinia Sarah Jane Constable (1828-1905) |
| Robert Charles Constable Blundell (-1931) | M | | | Robert Constable Blundell (c1855-) | | |
| Robert Constable Blundell (c1855-) | M | | | Robert Charles Blundell (-1886) | Lavinia Sarah Jane Constable (1828-1905) | |
| Robert Constable Blundell (-1967) | M | | | Robert Charles Constable Blundell (-1931) | | |
| Robert Bluth (1900-1969) | M | Kingston, Saint Andrew Parish, Jamaica | Jackson, Mississippi, United States | | | Alice Selkrich (1901-1974) |
| Robert Bolling (1682-1749) | M | Charles City County, Virginia, United States | Prince George County, Virginia, United States | Robert Bolling (1646-1709) | Anne Stith (1665-1709) | Anne Mary Cocke (c1688-c1749) |
| Robert Bolling (1646-1709) | M | London, England, United Kingdom | Kippax, Charles City County, Virginia, United States | John Bolling (c1615-) | Mary Clark (c1620-) | Jane Rolfe (1650-c1677)+ Anne Stith (1665-1709) |
| Robert Bolling (1590-1639) | M | Bradford, England, United Kingdom | Henrico, Virginia, United States | | | Anne Clarke (1590-1639) |
| Robert Bolling (1751-1791) | M | Prince George, Virginia, United States | Dinwiddie, Virginia, United States | Alexander Bolling (1721-1767) | Susannah Bolling (1728-1788) | Clara Yates (1743-1832) |
| Robert Laird Borden (1854-1937) | M | Grand-Pré, Kings County, Nova Scotia, Canada | Ottawa, Ontario, Canada | Andrew Borden (1816-1881) | Eunice Jane Laird (1825-1881) | Laura Bond (1861-1940) |
| Robert Frederick Botting (1874) | M | Hendon, London, England, United Kingdom | Johannesburg, Gauteng, South Africa | William Benjamin Botting (1848-1881) | Allison Haynes (1854-1938) | Alice May Corner (1880) |
| Robert William Botting (1818-1890) | M | London, England, United Kingdom | Naseby, Maniototo, Central Otago, New Zealand | William Botting (1774-1846) | Sarah Frances Baker (bef1794) | Jane Dungey (1827-1876) |
| Robert Merrill Bottom (1917-1993) | M | Washington County, Kentucky, United States of America | Australia | William Dell Bottom (1881-1963) | Cordelia Pearl Matherly (1882-1962) | Beulah Ernstine Ingram (1918-1980) |
| Robert Meldrum Bowie (1892-1974) | M | Beechworth, Victoria, Australia | Newport, New South Wales, Australia | | | Myrtle Dorothy Gould (1894-1978) |
| Robert Steer Bowker (1861-1928) | M | Newcastle, New South Wales, Australia | 'Beverley', 335 Edgecliff-road, Woollahra, New South Wales, Australia | Richard Ryther Steer Bowker (c1816-1903) | Lydia Frances Phillips (1830-1878) | Florence Mary Marks (1863-1932) |
| Robert Boyer (c1750-aft1802) | M | | | | | |
| Robert Boyle (1627-1691) | M | Lismore Castle, Lismore, County Waterford, Ireland | | Richard Boyle, 1st Earl of Cork (1566-1643) | Catherine Fenton (-1629) | |
| Robert Francis Boyle (1863-1922) | M | | | Henry Bentinck Boyle, 5th Earl of Shannon (1833-1890) | Blanche Emma Lascelles (1837-1863) | Cerise Champion de Crespigny (1875-1951) |
| Robert Henry Boyle, 8th Earl of Shannon (1900-1963) | M | | | Richard Henry Boyle, 6th Earl of Shannon (1860-1906) | Nellie Thompson (-1910) | Marjorie Walker (-1981) |
| Robert John Lascelles Boyle, 11th Earl of Cork (1864-1934) | M | | Pau, Pyrénées-Atlantiques, France | Richard Edmund St. Lawrence Boyle, 9th Earl of Cork (1829-1904) | Emily Charlotte de Burgh (1828-1912) | Josephine Catherine Hale (-1953) |
| Robert Boyle-Walsingham (1736-1780) | M | | | Henry Boyle, 1st Earl of Shannon (1682-1764) | Henrietta Boyle (1701-1746) | Charlotte Hanbury-Williams (-1790) |
| Robert Bradford (1724-1767) | M | Reading, Middlesex County, Massachusetts, United States | Connecticut, United States | Robert Bradford (1699-1743) | Susannah Carr (1700-) | Elizabeth Cole (1726-1770) |
| Robert Bradford (1753-1826) | M | Ashford, Windham County, Connecticut, United States | Sempronius, Cayuga County, New York, United States | Robert Bradford (1724-1767) | Elizabeth Cole (1726-1770) | Sarah Cornish (1750-1840) |
| Robert Bradley (1958) | M | Montclair, New Jersey, United States | | | | Lindsay |
| Robert Brantley (1740-1795) | M | Halifax County, North Carolina, United States of America | Halifax County, North Carolina, United States of America | Edward Brantley (1714-1765) | Martha Unknown (c1710-) | Sarah Rorie (c1732-) |
| Robert Herman Brenner (1886-1981) | M | Young, New South Wales, Australia | Grenfell, New South Wales, Australia | John Brenner (c1860-1916) | Ann Bailey (1865-1917) | Sushannah Hughes (1886-1947) |
| Robert Brent (-1531) | M | England | Gloucestershire, England | Robert Brent (-1508) | Margaret Malet (-1500) | Margaret Colchester (-c1558) |
| Robert de Brent (-c1262) | M | England | England | | | Millicent Unknown |
| Robert de Brent (-1309) | M | England | England | Robert de Brent (-c1262) | Millicent Unknown | Elizabeth de Montacute (-1308) |
| Robert de Brent (-c1353) | M | England | England | Robert de Brent (-1351) | Claricia de la Ford (-c1351) | Elizabeth Denebaud (-1400) |
| Robert de Brent (-1351) | M | | England | Robert de Brent (-1309) | Elizabeth de Montacute (-1308) | Claricia de la Ford (-c1351) |
| Robert Brent (-1508) | M | England | Lancashire, England | John Brent (-1524) | | Margaret Malet (-1500)+Jane de Harewell |
| Robert Clive Bridgeman, 2nd Viscount Bridgeman (1896-1982) | M | London, Greater London, England, United Kingdom | | William Clive Bridgeman, 1st Viscount Bridgeman (1864-1935) | Caroline Beatrix Parker (1872-1961) | Mary Kathleen Lane-Fox (1905-1981) |
| Robert Breck Brigham (1826-1900) | M | Bakersfield, Franklin County, Vermont | | Cheney Brigham (1793-1865) | Elisabeth Brigham (1794-1853) | Frances Gertrude |
| Robert Brown (1809-1872) | M | Aberford, Yorkshire, England, United Kingdom | Dungog, New South Wales, Australia | | | Harriet Saxby (1828-1903) |
| Robert Brown (1807-aft1880) | M | Bald Eagle, Centre County, Pennsylvania, United States | Clearfield County, Pennsylvania, United States | Michael Brown (1780-bef1850) | Elizabeth Elder (1788-aft1850) | Sarah England (1814-1895) |
| Robert Brown (c1755-1808) | M | North Carolina, United States | Woffords Settlement, Banks County, Georgia, United States | | | Rachel Allred (1762-1856) |
| Robert Borgfeldt Brown (1928-1967) | M | Missouri, United States | Los Angeles, California, United States | | | Sharon Mae Disney (1936-1993) |
| Robert E Brown (1849-1918) | M | Armstrong, Butler County, Pennsylvania, United States | Los Angeles, Los Angeles County, California, United States | Jacob Brown (1802-1872) | Elizabeth Dillon (1803-1894) | Maggie Moran (c1850-1918) |
| Robert James Brown (c1908-1984) | M | Grenfell, New South Wales, Australia | Wingello, New South Wales, Australia | George Henry Brown (1869-1915) | Mary Ann Taylor (1881-1949) | |
| Robert Bruce, 1st Earl of Ailesbury (1626-1685) | M | | Ampthill, Bedfordshire, England, United Kingdom | Thomas Bruce, 1st Earl of Elgin (1599-1663) | Anne Chichester (1606-1627) | Diane Grey (c1629-1689) |
| Robert I of Scotland (1274-1329) | M | Writtle, Essex, England, United Kingdom | Cardoss Castle, Argyll, Scotland, United Kingdom | Robert de Brus (1243-bef1304) | Marjorie, Countess of Carrick (1256-1292) | Isabella of Mar (c1277-1296)+Elizabeth de Burgh (c1289-1327) |
| Robert Brudenell (1726-1768) | M | England, United Kingdom | | George Brudenell, 3rd Earl of Cardigan (1685-1732) | Elizabeth Bruce (c1689-1745) | Anne Bisshopp (1734-1803) |
| Robert Brudenell, 6th Earl of Cardigan (1769-1837) | M | St George Hanover Square, Greater London, England, United Kingdom | Deene, Northamptonshire, England, United Kingdom | Robert Brudenell (1726-1768) | Anne Bisshopp (1734-1803) | Penelope Anne Cooke (c1770-1826) |
| Robert Kittrick-Peabo Bryson (2018) | M | Atlanta, Georgia, United States | | Robert Peapo Bryson (1951) | Tanya Boniface (1983) | |
| Robert Peapo Bryson (1951) | M | Greenville, South Carolina, United States | | Wardlaw Downs (1918-1999) | Marie Bryson (1924-2004) | Tanya Boniface (1983) |
| Robert Bullard (1860-1933) | M | Sydney, New South Wales, Australia | 23 Heydon-street, Mosman, New South Wales, Australia | | | Ada Amelia Mannall (1866-1942) |
| Robert Burdet (-1349) | M | Huncote | | Robert Burdet (-1333) | Elizabeth de Camville (-1325) | Elizabeth Garshale |
| Robert Burgoon (1776-1864) | M | Elkridge, Anne Arundel County, Maryland, United States | Washington Township, Cambria County, Pennsylvania, United States | John Burgoon (1745-1797) | Susannah Barlow (1755-1797) | Catherine (1780-1851) |
| Robert Alan Burns (1948-) | M | | | Orris Edward Burns Jr. (1922-2007) | Doris Angie Nickerson (1925-1993) | Joanne Burns |
| Robert Edward Burton (1647-1725) | M | Worcester, England, United Kingdom | Indian River Hundred, Delaware, United States | | | Catherine Cotton (1660-1708) |
| Robert Burton (-aft1478) | M | | | Edward Burton (-1460) | | Christian Stapleton (c1423-) |
| Robert Burton (c1670-1727) | M | England, United Kingdom | Great Bentley, Essex, England, United Kingdom | | | Mary Masters (c1675-1729) |
| Robert Sheldon Bush (1896-1900) | M | Columbus, Ohio, United States | Milwaukee, Wisconsin, United States | Samuel Prescott Bush (1863-1948) | Florence Sheldon (1872-1920) | |
| Robert Butcher (1953) | M | Perth, Western Australia, Australia | | Justin Butcher (1924-2011) | Frances Bassot (1929-2009) | Hannah Balboni (1957) |
| Robert Butt (1850-1901) | M | Camden | Crookwell, New South Wales, Australia | Stephen Butt (1814-) | Martha Cook (1815-) | Charlotte Gilby (1853-1941) |
| Robert Butt (1855-1942) | M | Albury, New South Wales, Australia | Goulburn, New South Wales, Australia | Isaac Butt (1824-1895) | Margaret Pollard (1830-1914) | Anice Kadwell (c1861-1945) |
| Robert Butt (1779-1844) | M | | | | | Mary Whittle (c1783-1850) |
| Robert Puckett Butt (1843-1927) | M | Sutton Waldron, Dorset, England, United Kingdom | Jugiong, New South Wales, Australia | Richard Alfred Butt (1825-1863) | Sarah Maria Puckett (1826-1893) | Esther Ann Lawton (1854-1934) |
| Robert Buxton (1577-1655) | M | Colchester, Essex, England, United Kingdom | Colchester, Essex, England, United Kingdom | Thomas Buxton (1548-1608) | Rachel Unknown (c1548-) | Bridget Lambert (1570-1618) |
| Robert Byers (1856-1930) | M | Victoria, Australia | Merriwa, New South Wales, Australia | Robert Byers (1818-1899) | Constance Olive Mary Ann Dewhurst (1837-1906) | Sarah Jane Winks (1858-1914) |
| Robert Gamble Cabell (1847-1922) | M | Richmond, Virginia, United States | Richmond, Virginia, United States | Robert Gamble Cabell (1809-1889) | Margaret Sophia Caskie (1823-1867) | Anne Harris Branch (1859-1915) |
| Robert Gamble Cabell (1809-1889) | M | Richmond, Virginia, United States | Richmond, Virginia, United States | William H. Cabell (1772-1853) | Agnes Sarah Bell Gamble (1783-1863) | Margaret Sophia Caskie (1823-1867) |
| Robert Calef (1648-1719) | M | Stanstead, Suffolk, England, United Kingdom | Roxbury, Suffolk County, Massachusetts, United States | Joseph Calfe (c1609-c1650) | Martha Unknown (c1609) | Maria Trace (c1648) |
| Robert Campbell of Glenlyon (1630-1696) | M | Scotland, United Kingdom | Bruges, West Flanders, Belgium | Archibald Campbell of Lagvinshoch and Monzie (c1583-1640) | Jean Campbell (c1600-1621) | Helen Lindsay (c1640-) |
| Robert Campbell (c1645-1712) | M | Scotland | Scotland | Colin Campbell, 1st of Blythswood (c1595-) | Janet Muir | Catherine Napier (c1650-)+Jean Dunlop |
| Robert Campbell (-1703) | M | | | James Campbell (-c1647) | Isabella Campbell | Jean Campbell |
| Robert Campbell of Glenorchy, 3rd Bt (1575-1657) | M | | | Duncan Campbell, 1st Bt 'Black Duncan' (1550-1631) | Jean or Janet Stewart (1557-1593) | Isabel Mackintosh (c1583-1667) |
| Robert Dunbar Campbell (1818-1895) | M | Monroe County, West Virginia, United States of America | Monroe County, West Virginia, United States of America | Samuel Campbell (1783-1866) | Elizabeth M Steele (1785-1853) | |
| Robert Mackay Campbell (1806-1885) | M | Callender Close, Edinburgh, Scotland, United Kingdom | "Jarvisfield", Picton, New South Wales, Australia | Alexander Campbell (1762-1813) | Elizabeth Dick (c1771-1834) | Ann Hassall (1808-1891) |
| Robert Arthur Canfield (1960-) | M | Kentucky, United States of America | | Robert Eugene Canfield (1937-) | Virginia Ann Stein (1937-2009) | Glenda Grace Holland (1960-) |
| Robert Edward Canfield (1987-) | M | Ohio | | | | |
| Robert Eugene Canfield (1937-) | M | Brooklyn, New York, United States | | Albert Hugh Canfield (1910-1990) | Alice Marie Henry (1913-1996) | Virginia Ann Stein (1937-2009) |
| Robert de Bourgogne (1059-1111) | M | | | Henry de Bourgogne (1035-c1074) | Sybil of Barcelona (?-?) | |
| Robert de Bourgogne (1040-1113) | M | | | Robert I de Bourgogne (1011-1076) | Hélie de Semur (1016-aft1055) | Sibylle of Sicily |
| Robert Capet (1297-1308) | M | Paris, France | Saint Germain-en-Laye, France | Philip IV Capet (1268-1314) | Joan I of Navarre (1271-1305) | |
| Robert IV de Dreux (1241-1282) | M | | | Jean I de Dreux (1215-1249) | Marie de Bourbon (1220-1274) | Beatrice de Montfort (c1248-1312) |
| Robert of Naples (1277-1343) | M | | | Charles II of Naples (1254-1309) | Maria of Hungary (c1257-1325) | Yolanda of Aragon (1273-1302) + Sancha de Mallorca (c1285-1345) |
| Robert II de Dreux (1265-1306) | M | | | Robert I de Châteaudun (1217-1264) | Isabelle la Chambellane de Villebéon (c1243-1288) | Yolande de Vendôme (1270-1304) + Marguerite de Beaumont-Gâtinais |
| Robert II d'Artois (1250-1302) | M | | | Robert Capet (1216-1250) | Mathildis van Brabant (1224-1288) | Amicie de Courtenay (1250-1275)+Agnes de Dampierre (1237-1288)+Marguerite d'Avesnes (-1342) |
| Robert Capet (c1055-c1060) | M | | | Henry I of France (1008-1060) | Anna Yaroslavna of Kiev (c1028-1075) | |
| Robert Capet (1216-1250) | M | | Mansoura, Egypt | Louis VIII Capet (1187-1226) | Blanca of Castile (1188-1252) | Mathildis van Brabant (1224-1288) |
| Robert de Courtenay (c1168-1239) | M | | | Pierre de Courtenay (1126-1183) | Elizabeth de Courtenay (1127-1205) | Constance de Toucy (1175-c1222) + Mahaut de Mehun (1195-1240) |
| Robert I de Dreux (c1123-1188) | M | | | Louis VI of France (1081-1137) | Adèle de Savoie (1092-1154) | Agnes de Garlande (1122-1143) + Hawise of Salisbury (1118-1152) + Agnès de Baudement (1130-1204) |
| Robert I de Châteaudun (1217-1264) | M | | | Robert III de Dreux (1185-1234) | Aénor de Saint-Valery-sur-Somme (1192-1250) | Clémence de Châteaudun (1229-1259) + Isabelle la Chambellane de Villebéon (c1243-1288) |
| Robert II of France (972-1031) | M | Orléans, Orléanais, Loiret, France | Meulan, Ile-de-France, France | Hugh Capet (c940-996) | Adelaide of Aquitaine (c945-1004) | Rosella of Italy (945-1003) + Bertha de Bourgogne (967-1016) + Constance of Arles (986-1034) |
| Robert III d'Artois (1287-1342) | M | | London, England, United Kingdom | Philippe d'Artois (1269-1298) | Blanche de Bretagne (1270-1327) | Jeanne de Valois (1304-1363) |
| Robert de Clermont (1256-1317) | M | | | Louis IX Capet (1214-1270) | Marguerite de Provence (1221-1295) | Béatrice de Bourgogne (1257-1310) |
| Robert II de Dreux (1154-1218) | M | | | Robert I de Dreux (c1123-1188) | Agnès de Baudement (1130-1204) | Mahaut de Bourgogne (1150-1192) + Yolande de Coucy (c1164-1222) |
| Robert III de Dreux (1185-1234) | M | | Braine-le-Comte, Hainaut Province, Wallonia, Belgium | Robert II de Dreux (1154-1218) | Yolande de Coucy (c1164-1222) | Aénor de Saint-Valery-sur-Somme (1192-1250) |
| Robert II de Bourgogne (1248-1306) | M | | | Hugues IV de Bourgogne (1213-1272) | Yolande de Dreux (1212-1248) | Agnes Capet (1260-1327) |
| Robert de Courtenay (1201-1228) | M | | Morea, Greece | Pierre II de Courtenay (c1155-1219) | Yolande de Hainaut (1175-1219) | Fille de Neuville (?-1228) |
| Robert de Chartres (1840-1910) | M | Palais de Tuileries, Paris, France | Saint-Firmin, France | Ferdinand Philippe of Orléans (1810-1842) | Helene zu Mecklenburg (1814-1858) | Françoise d'Orléans (1844-1925) |
| Robert Lee Cargill (1929-2015) | M | Cushing, Oklahoma, United States | Fort Worth, Texas, United States | Conner W. Cargill (1908-2004) | Bonnie V. Davenport (1912-1965) | Sara Lou Young (1928-2020) |
| Robert de Vermandois (918-968) | M | | Seine-et-Marne, France | Herbert II de Vermandois (884-943) | Hildebranda of France (895-931) | Adelaide-Werra de Chalon (920-967) |
| Robert II of Senlis (?-1028) | M | | | Robert I of Senlis (?-1004) | | |
| Robert I of Senlis (?-1004) | M | | | Bernard of Senlis (919-947) | | |
| Robert Carr, 1st Earl of Somerset (c1587-1645) | M | Wrington, Somerset, England, United Kingdom | London, Greater London, England, United Kingdom | Thomas Kerr (1529-1586) | Janet Scott (c1555-) | Frances Howard (1590-1632) |
| Robert Carraill (1802-1882) | M | Gladsmuir, East Lothian, Scotland, United Kingdom | South Petherton, South Australia, Australia | William Carraill (1775-1847) | Marion Mitchell (bef1802-) | Alison Brownhill (1822-1890) |
| Robert John Carrington, 2nd Baron Carrington (1796-1868) | M | | Whitehall Yard, Whitehall, England, United Kingdom | Robert Smith, 1st Baron Carrington (1752-1838) | Anne Boldero-Barnard (c1757-1827) | Elizabeth Katherine Weld-Forester (1803-1832)+Charlotte Augusta Annabella Drummond-Willoughby (1815-1879) |
| Robert Carter (c1605-1621) | M | England | Onboard the Mayflower in Plymouth Harbor, Plymouth, Plymouth County, Massachusetts | | | |
| Robert Allomes (1770-1853) | M | Dublin, Ireland | Clarence, Tasmania, Australia | (unkown) Carter (bef1770) | (unkown) Allomes (bef1770) | Elizabeth Bellett (1792-1866) |
| Robert Gene Carter (1952-2017) | M | Jamestown, New York, United States | Orlando, Florida, United States | Charles C Carter (1930-2011) | Barbara Jean Latta (1935-2004) | Jane Elizabeth Spaulding (1959) |
| Robert Cartwright (1771-1856) | M | Wellington, Shropshire, England, United Kingdom | Goulburn, New South Wales, Australia | Thomas Cartwright (bef1771) | Penelope Powys (bef1771) | Mary Boardman (c1777-1837)+Isabella Waddell (-aft1855) |
| Robert Caleb Cartwright (1641-1676) | M | Droitwich Spa, England, United Kingdom | Surry, Virginia, United States | | | Elizabeth Orchard (1643-1676) |
| Robert Carver (1594-1680) | M | Lincolnshire, England | Marshfield, Plymouth County, Massachusetts | Issac Carver (1563-1598) | Catherine White (1576-1621) | Christian Turner (1596-1658) |
| Robert Catlett (1779-1840) | M | Blue Ridge, Virginia, United States | Culpeper, Virginia, United States | John Catlett (1749-1826) | Rachel Rossell (1760-1824) | Ann Clayton Tutt (1775-1864) |
| Robert Cecil, 1st Earl of Salisbury (1563-1612) | M | London, England, United Kingdom | Marlborough, Wiltshire, England, United Kingdom | William Cecil (1521-1598) | Mildred Cooke (1524-1589) | Elizabeth Brooke (1562-1596) |
| Robert Chalfant (1625-1685) | M | St.Mary, Sandwich, England, UK | Buckinghamshire, England, UK | Christopher Chalfant (1574-1635) | Elizabeth Paynter (1584-1628) | Lydia Barnard (1626-1689) |
| Robert Chalfant (1688-1767) | M | Kent, England, UK | West Marlborough, Chester County, Pennsylvania, USA | John Chalfant (1660-1725) | Ruth Chandler (1662-1725) | Martha (1689-) |
| Robert Franklin Chandler (1906-1977) | M | Mineral Spring, Alabama | Winston-Salem, Forsyth County, North Carolina, United States | Joseph Jeese Chandler | Martha Francis Headley | |
| Robert Winthrop Chanler (1872-1930) | M | New York City, New York County, New York, United States | Woodstock, Ulster County, New York, United States | John Winthrop Chanler (1826-1877) | Margaret Astor Ward (1838-1875) | Julia Remington Chamberlain (1872-1936)+Natalina Cavalieri (1874-1944) |
| Robert Edwin Chapman (1879-1962) | M | Armidale, New South Wales, Australia | Tamworth, New South Wales, Australia | Charles Chapman (1851-1915) | Fanny Amelia Ashenden (1856-1923) | Alice Ryder (1879-1951)+Mabel Myra Ann Muggleton (1878-1972) |
| Robert de Chetilton (c1130-) | M | England | | | | |
| Robert Chick (c1803-1834) | M | Chillington, Somerset, England, United Kingdom | Chillington, Somerset, England, United Kingdom | Thomas Chick (1772-1831) | Thomazin Chick (1774-1822) | Eliza Jane Hardy (c1806-1879) |
| Robert William Chidley (c1837-1918) | M | London, Middlesex, England, United Kingdom | Nowra, New South Wales, Australia | James Chidley (bef1837) | Jane (bef1837) | Caroline Vidler (1848-1932) |
| Robert Childers (c1762-c1831) | M | Amherst County, Virginia | Grant County, Kentucky | Henry Childress (c1730-c1809) | Susannah Goolsby (c1730-) | Nancy Pryor (1764-1824)+Nancy Coleman (-bef1830) |
| Robert Childers Jr. (1798-) | M | USA | | Robert Childers (c1762-c1831) | Nancy Pryor (1764-1824) | Sarah (Sally) A. Landrum (c1798-) |
| Robert Chittick (1864-1947) | M | Pettigo, County Fermanagh, Ireland | Gerringong, New South Wales, Australia | Gustavus Chittick (1832-1865) | Jane Moffitt (1830-1880) | Margaret Nelson (1869-1944) |
| Robert Christian (1745-) | M | England, United Kingdom | | Gilbert Christian (c1720-) | | Mary Adair (1752-1784) + Elizabeth Maria Adair (1767-) |
| Robert John Clarke (1864-1949) | M | Adelong Crossing, New South Wales, Australia | Gundagai District Hospital, Gundagai, New South Wales, Australia | John James Clarke (1820-1894) | Martha Whittaker (1839-1912) | Eliza Emma Neve (1870-1942) |
| Robert de Clavering, 1st Baron Clavering (c1247-1310) | M | | | Roger FitzJohn, 4th Lord of Warkworth & Clavering (c1201-c1249) | Isabella de Dunbar (c1199-aft1269) | Margaret La Zouche (c1248-?) |
| Robert Clements (1595-1658 | M | Blaby District, Lancanshire, England, United Kingdom | Haverhill, Essex County, Massachusetts, United States | | | Lydia Unknown (c1595-bef1642) |
| Robert Lawrence Clifton-Brown (1929-) | M | | | Geoffrey Benedict Clifton-Brown (1899-1983) | Robina Margaret Hill Sutton (1898-1978) | Florence Elizabeth Lindsay Vestey (1926-2006) |
| Robert Henry Clive (1789-1854) | M | St George Hanover Square, Middlesex, England, United Kingdom | Shrewsbury, Shropshire, England, United Kingdom | Edward Clive (1754-1839) | Henrietta Antonia Herbert (1758-1830) | Harriett Windsor (1797-1869) |
| Robert Clothier (1680-1717) | M | Queen Anne, Maryland, United States | Queen Anne, Maryland, United States | Lewis Clothier (1654-1684) | Susanna Knapp (1658-1700) | Jane Kemp (1686-1745) |
| Robert Knapp Clothier (1707-1775) | M | Queen Anne, Maryland, United States | Chestertown, Maryland, United States | Robert Clothier (1680-1717) | Jane Kemp (1686-1745) | Elizabeth Hamer (1711-1789) |
| Robert Cocking (1797-1871) | M | Headon, Nottinghamshire, England, United Kingdom | "Bronti", Windellama, New South Wales, Australia | John Cocking (c1761-) | Sarah Outram (1761-1847) | Mary Chatterton (c1794-1881) |
| Robert Coddington (1575-1615) | M | Marsten, Lincolnshire, England | Marsten, Lincolnshire, England | John Coddington (1520-1582) | Ellen Coddington (1522-1582) | Margaret Bunworth (1575-) |
| Robert Coe (1626-1659) | M | Boxford, England, United Kingdom | Stratford, Connecticut, United States | | | Hannah Mitchell (1631-1702) |
| Robert Cole (c1603-) | M | Tillingham, Essex, England, United Kingdom | | Humphrey Cole (c1550-1624) | Mary Mott (c1575-) | Rachel Buxton (1610-1680) |
| Robert Coleman (1620-1689) | M | Brent Eleigh, Suffolk, England, United Kingdom | Gloucester Courthouse, Virginia, United States | | | Elizabeth Ann Grizzell (1632-1700) |
| Robert Collins (1908-1966) | M | County Durham, England, United Kingdom | Newcastle upon Tyne, Coonty Durham, England, United Kingdom | Thomas Collins (1876-1915) | Jane Ann Wilson (1875-1968) | Dorothy Brewerton Berry (1908-1988) |
| Robert Cooper (1591-) | M | Henlow, Bedfordshire, England, United Kingdom | England, United Kingdom | Edmund Cooper (1542-1619) | Mary Wyne (1543-1598) | Joan Gresham (c1592-1619) |
| Robert Copley (1490-1560) | M | Surrey, England, United Kingdom | Surrey, England, United Kingdom | | | Lieselotte Balmer (1500-1560) |
| Robert Corben (c1622-1691) | M | Isle of Portland, Dorset, England, United Kingdom | Swanage, Dorset, England, United Kingdom | Alexander Corben (1602-?) | | Alice (c1622-?) |
| Robert Corben (1648-?) | M | Studland, Dorset, England, United Kingdom | | Robert Corben (c1622-1691) | Alice (c1622-) | Mary Tombs (c1648-) |
| Robert Corbert (1419-1468) | M | Moreton, Shropshire, England | Moreton Corbet, Shropshire, England | | | Elizabeth Hopton (1421-1498) |
| Robert de Corbet (c1220-1300) | M | | | | | Katherine le Strange (-c1300) |
| Robert Cordray (c1433-bef1460) | M | England | England | | | Agnes |
| Robert Cork (1687-1746) | M | Bodmin, Cornwall, United Kingdom | Leesburg, Virginia, United States | | | Elizabeth Jordan (1683-1739) |
| Robert Cork (c1819-1889) | M | Isle of Wight, England | Watsons Bay, New South Wales, Australia | Robert Cork (bef1804-aft1819) | Sarah (bef1804-aft1819) | Jane Blackman (1830-1891) |
| Robert Cornelius (1809-1893) | M | Philadelphia, Pennsylvania, United States | Frankford, Philadelphia, Philadelphia, Pennsylvania, United States | Christian Cornelius | Sarah Soder | Harriet Comly (-1893) |
| Robert Cotton, 1st Baronet of Combermere (1635-1712) | M | Combermere Abbey, Dodcott cum Wilkesley, Cheshire, England | Combermere Abbey, Dodcott cum Wilkesley, Cheshire, England | Thomas Cotton (1609-1647) | Elizabeth Calveley (1609-1648) | Hester Salisbury (c1635-1710) |
| Robert Salusbury Cotton, 5th Baronet of Combermere (1739-1809) | M | England | Combermere Abbey, Dodcott cum Wilkesley, Cheshire, England | Lynch Salusbury Cotton, 4th Baronet of Combermere (1706-1775) | Elizabeth Abigail Cotton (1714-1777) | Frances Stapleton (c1740-1825) |
| Robert Salusbury Cotton (1695-1748) | M | England | England | Thomas Cotton, 2nd Baronet of Combermere (1672-1715) | Philadelphia Lynch (1675-1758) | Elizabeth Tollemache (1682-1745) |
| Robert Courtney (1857-1922) | M | Limerick, Munster, Ireland | New Orleans, Louisiana, United States | | | Janie Kalu (1855-1930) |
| Robert Dockery Covington (1815-1902) | M | Rockingham, Richmond County, North Carolina | Washington, Washington County, Utah | Thomas Covington (1790-1857) | Jane Thomas (1790-1822) | Elizabeth Ann Thomas (1820-1847) + Malinda Allison (1815-1881) + Nancy Roberts (1839-1864) |
| Robert Laboise Covington (1897-1974) | M | Washington, Washington County, Utah, United States | United States | Robert Laborius Covington (1847-1928) | Rasmenia Willemina Iverson (1865-1944) | Velva Prince (1903-1998) + Norma Pickett (1914-2006) |
| Robert Laborius Covington (1847-1928) | M | Scotts Bluff County, Nebraska, United States | Washington, Washington County, Utah, United States | Robert Dockery Covington (1815-1902) | Elizabeth Ann Thomas (1820-1847) | Rasmenia Willemina Iverson (1865-1944) |
| Robert Alexander Cowan (1899-1982) | M | | | Peter Cowan (c1869-1923) | Annie Gibson (1869-1916) | Jessie Furness (c1899-) |
| Robert Hill Cox (1919-1943) | M | Plainfield, Union County, New Jersey | Tunisia, North Africa | Archibald Cox (1874-) | Frances Bruen Perkins (1892-) | |
| Robert Michael Cox (1868-1953) | M | Dungog, New South Wales, Australia | Dungog, New South Wales, Australia | James Cox (1801-1891) | Anne McKeone (1825-1915) | Harriet Ann Redman (1872-1952) |
| Robert Eric Cramp (1894-1949) | M | Lismore, New South Wales, Australia | Lismore, New South Wales, Australia | Joseph David Cramp (1862-1945) | Emelia Browne (1864-1948) | |
| Robert Walter Cramp (1863-1952) | M | Hammersmith, Greater London, England, United Kingdom | Whitley Bay, Northumberland, England, United Kingdom | Thomas Cramp (c1816-1867) | Eleanor Elizabeth Jecks (1828-1898) | Jane Collinge (1869-1900)+Ellen Eccles (1863-1951) |
| Robert William Cramp (1940-) | M | | | Clifford James Cramp (1915-1976) | Beryl Lorna Wicks (1914-1963) | |
| Robert Craufurd of Easter Greenock (c1480-) | M | United Kingdom | | Malcolm Crawford (c1461-1500) | Marjory Barclay (c1461-) | Margaret Semple (c1480-) |
| Robert Alexander Crider (1882-1938) | M | Pennsylvania, United States | Lakewood, Cuyahoga County, Ohio, United States | William Crider (1830-1912) | Jane or Jean G. Swan (1844-1921) | Mary Gertrude Fleming (-) |
| Robert Cringan (1821-) | M | Newmonkland Parish, Lanarkshire, Scotland, United Kingdom | | Robert Cringan (1800-) | Elizabeth Ellis (1800-) | Janet Thom (1826-) |
| Robert Cringan (c1852-1935) | M | Scotland, United Kingdom | | Robert Cringan (1821-) | Janet Thom (1826-) | Mary Russell (1856-1943) |
| Robert Cringan (1800-) | M | | | | | Elizabeth Ellis (1800-) |
| Robert Russell Cringan (1915-2003) | M | | | Alexander Russell Cringan (1886-1948) | Margaret Moore (c1884-1972) | |
| Robert Cromwell (1621-1639) | M | | | Oliver Cromwell, Lord Protector of England (1599-1658) | Elizabeth Bourchier (c1597-c1665) | |
| Robert Cromwell of Huntingdon (1560-1617) | M | | | Henry Cromwell M.P. (1537-1604) | Joan Warren (c1540-1584) | Elizabeth Steward\Stewart (c1565-1654) |
| Robert Crosby (1711-1743) | M | Billerica, Middlesex County, Massachusetts, United States | Townsend, Middlesex County, Massachusetts, United States | Joseph Crosby (1669-1759) | Sarah French (1671-1727) | Mehitable Chandler (1709-1768) |
| Robert Cross (1613-1670) | M | Bury St Edmunds, Suffolk, England, United Kingdom | Ipswich, Essex County, Massachusetts, United States | Thomas Cross (1580-1640) | Rachel Dising (1584-) | Hannah Jordan (1615-1677) |
| Robert Henry Croudis (1857-1920) | M | Nelson, New Zealand (Nelson Province) | New Zealand | Andrew Croudis (1819-1888) | Agnes Walker (c1831-1915) | Annie Thomason (-) |
| Robert Crow (1794-1876) | M | Greeneville, Greene County, Tennessee, United States | Long Valley, Lassen County, California, United States | Benjamin Walter Crow (1758-1832) | Ann Gragg (1758-1835) | Elizabeth Brown (1795-1870) |
| Robert Cruttenden (1690-1763) | M | England, United Kingdom | | Joseph Cruttenden (1658-1731) | Anne Bragg (1664-) | Sarah Cliff (c1690-) |
| Robert Cuming of Birness (c1670-) | M | Scotland, United Kingdom | | Alexander Cuming (c1640-) | | Unknown (c1670-)+Mary or Margaret Skene (c1695-) |
| Robert Cummins (c1740-c1841) | M | | Monroe County, Virginia, United States of America | Charles Cummins (-1812) | Millie/Mildred | Jane Marshall (c1772-c1793)+Delpha Bowling (c1772-bef1814)+Dicie Harvey (c1777-1853) |
| Robert Cunningham (1740-1815) | M | Glasgow, Scotland, United Kingdom | Gettysburg, Pennsylvania, United States | John Cunningham (1692-1776) | Elizabeth Bannerman (1689-1775) | Maria Watt (1745-1833) |
| Robert Cunningham (1669-1749) | M | Glengarnock, Scotland, United Kingdom | Cayon, Saint Mary Cayon Parish, Saint Kitts and Nevis | | | Mary Ganier (1670-1737) |
| Robert Phillip Curd (1906-1983) | M | Tarawingee, Beechworth, Victoria, Australia | Prince Charles Hospital, Brisbane, Queensland, Australia | Daniel John Barnes Curd (1879-1957) | Rose Helena Blyth (1886-1922) | Eileen Annie Bawden (1908-2002) |
| Robert Currie (1839-1898) | M | Ayrshire, Scotland, United Kingdom | Palmerston North, Palmerston North City, Manawatu-Wanganui, New Zealand | Robert Currie (1814-1850) | Janet Griffin (1814-) | Ann (Annie) Dunlop (1839-1891) |
| Robert Currie (1814-1850) | M | Ayrshire, Scotland, United Kingdom | | | | Janet Griffin (1814-) |
| Robert Cushman (1577-1625) | M | Rolvenden, Kent, England | Rolvenden, Kent, England | Thomas Couchman (1538-1586) | Elynour Hubbard (c1540-) | Sara Reder (1585-1616) |
| Robert Cutler (1895-1974) | M | Brookline, Norfolk County, Massachusetts, United States | Concord, Middlesex County, Massachusetts, United States | George Chalmers Cutler (1857-1928) | Mary Franklin Wilson (1861-1916) | |
| Robert Daniels (c1592-1655) | M | East Anglia, England | Cambridge, Middlesex County, Massachusetts | | | Elizabeth Morse (1605-1643) + Reana Frost (1619-1673) |
| Robert Darcy, 4th Earl of Holderness (1718-1778) | M | | | Robert Darcy, 3rd Earl of Holdernesse (1681-1722) | Frederica Susanna Schomberg (c1687-1751) | Mary Doublet (c1721-1801) |
| Robert Darcy (-1469) | M | England | England | Robert Darcy | Alice Filongley | Elizabeth Tyrrell (-1506) |
| Robert Waring Darwin (1766-1848) | M | Lichfield, Staffordshire, England, United Kingdom | Shrewsbury, Shropshire, England, United Kingdom | Erasmus Darwin (1731-1802) | Mary Howard (1740-1770) | Susannah Wedgwood (1765-1817) |
| Robert Parks Davidson (1820-1868) | M | Glasgow, Scotland, United Kingdom | Oxford, Ohio, United States | | | Jane Sarah Claybaugh (1825-1899) |
| Robert Davidson (1806-1843) | M | Toppesfield, Essex, England, United Kingdom | New South Wales, Australia | John Davidson (1763-1840) | Hannah Jackson (1763-1832) | Martha Blackman (1813-1901) |
| Robert Davis (1608-1688) | M | England | Eastham, Barnstable County, Massachusetts | | | Anne Unknown Davis (1626-1701) |
| Robert Grimes Davis (1819-1872) | M | Honolulu, Honolulu County, Hawaii | Honolulu, Honolulu County, Hawaii | William Heath Davis (1793-) | Hannah Kalikolehua Holmes (1796-) | Harriet Swain Hammet (c1820-1858)+ Maria Kauapiiokamakaala Sumner (1825-1908) |
| Robert Henry Davison (1861-1925) | M | Edinburgh, Scotland, United Kingdom | Winnipeg, Manitoba, Canada | | | Clara Irene Bailey (1878-1956) |
| Robert Davison (1831-1902) | M | Bathurst Plains, New South Wales, Australia | Bathurst Hospital, Bathurst, New South Wales, Australia | Robert Davidson (1806-1843) | Martha Blackman (1813-1901) | Harriet Rosina Chapman (1837-1872) |
| Robert Dawson (1782-1865) | M | Great Bentley, Essex, England, United Kingdom | Greenwich, England, United Kingdom | Joseph Dawson (bef1782) | Elizabeth Carver (bef1782) | Anna Maria Taylor (c1782-1835)+Harriet Amelia Calvert (c1816-1871) |
| Robert Dawson (1796-1880) | M | Ballylintagh, Hillsborough, County Down, Ireland, United Kingdom | Drumiller, Dromore, County Down, Ireland, United Kingdom | John Dawson | | Elizabeth Rainey (1786-1880) |
| Robert Barrington Dawson (1815-1891) | M | Great Bentley, Essex, England, United Kingdom | "Bentley", Richmond River, New South Wales, Australia | Robert Dawson (1782-1865) | Anna Maria Taylor (c1782-1835) | Jessy Lamotte (c1817-1904) |
| Robert Henry De Niro (1922-1993) | M | Syracuse, New York, United States | Manhattan, New York, United States | Henry Martin De Niro (1897-1976) | Helen M. O'Reilly (1899-1999) | Virginia Holden Admiral (1915-2000) |
| Robert Carl Demske (1917-1974) | M | Wisconsin, United States | United States | Otto Frederick Demske (1883-1951) | Petra Fredrickson (1886-1950) | Esther Ellen Vetter (1917-1972) |
| Robert Osbourne Denver (1935-2005) | M | New Rochelle, New York, United States | Winston-Salem, North Carolina, United States | | | Maggie Ryan + Jean Webber + Carole Abrahams + Dreama Peery |
| Robert Dethick (c1242-aft1287) | M | England | England | Geoffrey Dethick (c1215-aft1278) | Joan Annesley (c1219-) | Ellen Whittington (c1246-) |
| Robert Devereux, 2nd Earl of Essex (1566-1601) | M | | | Walter Devereux, 1st Earl of Essex (1539-1576) | Lettice Knollys (1543-1634) | Frances Walsingham (1567-1633) |
| Robert Devereux, 3rd Earl of Essex (1591-1646) | M | | Essex House, the Strand, Covent Garden, Greater London, England, United Kingdom | Robert Devereux, 2nd Earl of Essex (1566-1601) | Frances Walsingham (1567-1633) | Frances Howard (1590-1632)+Elizabeth Paulet (-1656) |
| Robert Dillon, 3rd Baron Clonbrock (1807-1893) | M | | Clonbrock, County Galway, Ireland | Luke Dillon, 2nd Baron Clonbrock (1780-1826) | Anastasia Blake (1785-1816) | Caroline Elizabeth Spencer (1805-1864) |
| Robert Disney (1746-1808) | M | Carlow, Leinster, Ireland | Carlow, Leinster, Ireland | Richard Disney (1714-1792) | Elizabeth Bourdon (1719-1790) | Mary Kepple (1750-1815) |
| Robert Dixon (1819-1900) | M | Edinburgh, Scotland, United Kingdom | Centre, Alabama, United States | | | Latishia Okot (1830-1917) |
| Robert Dixon (1736-1799) | M | Sterling, Windham County, Connecticut, United States | Sterling, Windham County, Connecticut, United States | John Dixon (bef1707-1772) | Mary Kennedy (1708-1781) | Sara Susannah Dorrance (1738-1798) |
| Robert Doak (1843-1929) | M | Greenock, Scotland, United Kingdom | | William Doak (1816-1860) | Jane Patterson (1819-1892) | Harriett Carpenter (1849-1892) |
| Robert Grant Dole (1872-1961) | M | Montpelier, Williams County, Ohio, United States | Russell, Kansas, United States | James L Dole (1836-1928) | Lucretia T Daggett (1837-1917) | Margaret Theresa Bannister (1880-1957) |
| Robert Joseph Dole (1923) | M | Russell, Kansas, United States | | Doran Ray Dole (1900-1975) | Bina Marie Talbot (1903-1983) | Phyllis Holden (1924-2008)+Mary Elizabeth Alexander Hanford (1936) |
| Robert Patrick Donohoe (1862-1925) | M | Young, New South Wales, Australia | Hay, New South Wales, Australia | Andrew Donohoe (c1824-1914) | Esther C Clarke (1834-1885) | Margaret Jane Byers (bef1875-1932) |
| Robert Dormer, 1st Earl of Carnarvon (c1610-1643) | M | | | William Dormer (c1591-1616) | Alice Molyneaux (c1596-1650) | Anna Sophia Herbert (c1610-1695) |
| Robert Douglas (c1588-1614) | M | England, United Kingdom | England, United Kingdom | Archibald Douglas of Pittendreich (1556-) | Elizabeth Sutherland (-) | Lady Jean Ross (1588-) |
| Robert Douglas (bef1569-1585) | M | | | William Douglas, 6th Earl of Morton (c1540-1606) | Agnes Leslie (aft1541-c1606) | Jean Lyon (c1556-bef1610) |
| Robert Dick Douglas (1875-1960) | M | Greensboro, Guilford County, North Carolina, United States | North Carolina, United States | Robert Martin Douglas (1849-1917) | Jessie Madeline Dick (1855-1935) | Virginia Land Brown (1881-1983) |
| Robert Martin Douglas (1849-1917) | M | Rockingham County, North Carolina | Greensboro, Guilford County, North Carolina | Stephen Arnold Douglas (1813-1861) | Martha Denny Martin (1824-1853) | Jessie Madeline Dick (1855-1935) |
| Robert de Downes (-1273) | M | England | England | Roger de Downes (c1140-) | | |
| Robert de Downes (-1313) | M | England | England | Robert de Downes (-1273) | | Agnes de Tabley (-1254) |
| Robert de Downes (-1287) | M | England | England | Robert de Downes (-1313) | Agnes de Tabley (-1254) | Margery de Fitton (-1300) |
| Robert Drummond (1728-1804) | M | | | William Drummond, 4th Viscount Strathallan (1690-1746) | Margaret Murray (1692-1773) | Winifred Thompson (bef1738-1791) |
| Robert Drury (1485-) | M | Higelley, Buckinghamshire, England, United Kingdom | England, United Kingdom | Robert Drury (bef1456-1535) | Ann Calthorpe (1463-1494) | Elizabeth Brudenell (1508-1542) |
| Robert Drury (bef1456-1535) | M | Hawstead, Suffolk, England, United Kingdom | Bury St Edmunds, Suffolk, England, United Kingdom | Roger Drury (bef1456-) | Felice Dunston (bef1456-) | Ann Calthorpe (1463-1494)+Ann Jernegan (-1559) |
| Robert Dudley, 1st Earl of Leicester (1532-1588) | M | Northumberland, England, United Kingdom | Hampshire, England, United Kingdom | John Dudley, 1st Duke of Northumberland (c1502-1553) | Jane Guildford (1504-1555) | Amy Robsart (1532-1560)+Douglas Howard (1545-bef1608)+Lettice Knollys (1543-1634) |
| Robert Duff (1721-1787) | M | | | Patrick Duff (1655-1731) | Mary Urquhart (-1764) | Helen Duff (1739-1778) |
| Robert William Duff (1767-1834) | M | | | Robert Duff (1721-1787) | Helen Duff (1739-1778) | Mary Morrison (c1768-1833) |
| Robert William Duff (1835-1895) | M | Fetteresso Castle, Stonehaven, Kincardineshire, Scotland, United Kingdom | Sydney, New South Wales, Australia | Arthur Duff (1797-1855) | Elizabeth Davidson Innes (1808-1838) | Louisa Scott (1846-1924) |
| Robert Duncan (1833) | M | Marion, Illinois, United States | Hill County, Texas, United States | | | Kate Duncan (1842) |
| Robert Dunham (1430-1470) | M | | | | | Margaret Stafford (1435-1475) |
| Robert Dunham (1590-1650) | M | Scrooby, Nottinghamshire, England, English | | Thomas Dunham (1556-1600) | Jane Bromley (1560-1588) | |
| Robert Budd Dwyer (1939-1987) | M | Saint Charles, St. Charles County, Missouri, United States | Harrisburg, Dauphin County, Pennsylvania, United States | Robert Malcolm Dwyer (1899-1980) | Alice Mary Budd (1907-1972) | Joanne M Grappy (1939-2009) |
| Robert Dyke (c1670-1736) | M | | Kemberton, Shropshire, England, United Kingdom | | | Elizabeth unknown (c1670-1756) |
| Robert Eagle (1812-1879) | M | Dartford, Kent, England, United Kingdom | Wellington, Wellington Region, New Zealand | Edward Eagle (1790-1880) | Mary Smith (1791-c1890) | Hannah Blanche Puttenham (1813-1900) |
| Robert Eames (1629-1712) | M | Dorset, England, United Kingdom | Woburn, Middlesex County, Massachusetts, United States | | | Elizabeth Blackett (1631-1710) |
| Robert Eather (1795-1881) | M | Parramatta, New South Wales, Australia | Richmond, New South Wales, Australia | Thomas Eather (1764-1827) | Elizabeth Lee (c1771-1860) | Mary Lynch (c1803-1853)+Elizabeth Brown (c1795-) |
| Robert Vincent Eather (c1824-1879) | M | Cornwallis, New South Wales, Australia | Sydney, New South Wales, Australia | Robert Eather (1795-1881) | Mary Lynch (c1803-1853) | Ann Cornwell (1831-1889) |
| Robert de Eccleshall (c1250-) | M | England | | | | |
| Robert de Eccleshall (c1286-) | M | England | | Robert de Eccleshall (c1250-) | | |
| Robert Eden (1717-1755) | M | South Bailey, Durham, England, United Kingdom | Durham, England, United Kingdom | John Eden (1677-1728) | Catherine Shafto (1684-1730) | Mary Davison (1720-1794) |
| Robert Eden (1741-1784) | M | Ashtead, Surrey, England, United Kingdom | Annapolis, Anne Arundel County, Maryland, United States | Robert Eden (1717-1755) | Mary Davison (1720-1794) | Caroline Calvert (1734-1784) |
| Robert Eden (1804-1886) | M | England, United Kingdom | Inverness, Scotland, United Kingdom | Frederick Morton Eden, 2nd Bt. (1766-1809) | Anne Smith (c1771-1808) | Emma Park (1804-1880) |
| Robert Anthony Eden, 1st Earl of Avon (1897-1977) | M | Windlestone Hall, Rushyford, County Durham, England, United Kingdom | Alvediston, Wiltshire, England, United Kingdom | William Eden, 7th Baronet of West Auckland, 5th Baronet of Maryland (1849-1915) | Sybil Frances Grey (1867-1945) | Beatrice Helen Beckett (1905-1957)+Anne Clarissa Spencer-Churchill (1920) |
| Robert Elder (1730-1807) | M | Perth, Scotland, United Kingdom | Path Valley, Franklin County, Pennsylvania, United States | James Elder (1712-1818) | Unknown Cole (bef1730) | Elizabeth Watt (1735-?)+Mary Lowry (?-?) |
| Robert Elder (1785-1871) | M | (Pennsylvania) | (Pennsylvania) | Abraham Elder (1754-1827) | Susannah Ardery (1759-1831) | Esther Wilson (1788-?) |
| Robert Elder (1679-1746) | M | (Eldershire+ Renfrewshire+ Scotland) | (Paxtang+ Lancaster County+Pennsylvania colony) | John Elder (1653-?) | Janet Davidson (1655-?) | Eleanor Gillespie (1684-1742) |
| Robert Ellice (1784-1856) | M | | Sydenham, Greater London, England, United Kingdom | Alexander Ellice (1743-1805) | Anne Russell (-) | Eliza Courtney (1792-1859) |
| Robert Elliot (1695-1768) | M | Londonderry, Ulster, Ireland | Middleton Towmship, Cumberland County, Pennsylvania, United States of America | | | Martha Rainey (1696-1770) |
| Robert Newton Elliot (1856-1903) | M | Kelloe, County Durham, England, United Kingdom | Victoria-avenue, Chatswood, New South Wales, Australia | | | Ellen Amelia Tivey (1853-1946) |
| Robert Cary Elwes (1772-1852) | M | Isleworth, Greater London, England, United Kingdom | Bigby, Lincolnshire, England, United Kingdom | Cary Elwes (1719-1782) | Elizabeth Holgate (c1740-1820) | Caroline Anderson-Pelham (1777-1812) |
| Robert Ely (1690-1767) | M | Lyme, New London County, Connecticut | Hartford, Hartford County, Connecticut | | | Ruhama Thompson (1693-1726) + Margaret Olcott (1705-1767) |
| Robert Emerson (1612-1694) | M | Bishops Stortford, Hertfordshire, England | Haverhill, Essex County, Massachusetts | Thomas Emerson (1591-1657) | Elizabeth Brewster (1584-1638) | Elizabeth Grave (1612-1636) + Frances Unknown (c1618-) + Ann Grant (1637-1718) |
| Robert Temple Emmet (1854-1936) | M | New Rochelle, Westchester County, New York, United States | Ashfield, Franklin County, Massachusetts, United States | William Jenkins Emmet (1826-1905) | Julia Colt Pierson (1829-1908) | Helena Van Courtlandt Phelps (1860-1920) |
| Robert Wales Emmons (1872-1928) | M | Boston, Suffolk County, Massachusetts, United States | Buzzards Bay, Barnstable County, Massachusetts, United States | Nathaniel Henry Emmons (1835-1926) | Eleanor Gassett Bacon (1849-1891) | Helen Brooks (1875-1971) |
| Robert Erskine (bef1380-1453) | M | | | Thomas Erskine (c1342-c1405) | Janet Keith (c1342-c1412) | Elizabeth Lindsay (bef1407) |
| Robert I of Eu (1021-1089) | M | | | Guillaume I of Eu (985-1058) | Lanceline of Harcourt (1003-1069) | Béatrix de Falaise + Matilda of Sicily (1062-bef1094) |
| Robert Alfred Evenden (1814-1892) | M | Rye, Sussex, England, United Kingdom | Croki, New South Wales, Australia | Robert Evenden (1783) | Sarah Tillman (1790) | Anne Edwards (1810-1861)+Hannah Tester (1817-1893) |
| Robert Faint (1849-1880) | M | Allyn River, New South Wales, Australia | Walcha, New South Wales, Australia | George Edward Faint (1818-1891) | Elizabeth Munsie (1828-1890) | Jane Ann Cattell (1857) |
| Robert Faint (c1791-1849) | M | Great Musgrave, Cumberland, England, United Kingdom | Skirwith, Cumberland, England, United Kingdom | | | Sarah Ann Todd (1794-c1873) |
| Robert Reid Fairweather (1887-1964) | M | Aberdeen, Scotland, United Kingdom | Greenacre, New South Wales, Australia | Alexander Fairweather (1856-1927) | Elizabeth Watson (1852-bef1907) | Mabel Olive Everingham (1892-1969) |
| Robert Faithfull (1808-1812) | M | Richmond, New South Wales, Australia | Richmond, New South Wales, Australia | William Faithfull (1774-1847) | Susannah Pitt (1774-1820) | |
| Robert Farlow (c1778-1853) | M | England, United Kingdom | Wilberforce, New South Wales, Australia | Robert Farlow (bef1778) | Lydia (bef1778) | Ann Dyer (1778-1853) |
| Robert Fenn (1697-) | M | Tong, Shropshire, England, United Kingdom | | Thomas Fenn (c1667-) | Elizabeth unknown | Mary Longvill (c1697-) |
| Robert William Fenwick (1880-1976) | M | | | John Edwin Fenwick (1857-1920) | Jane Bowden (1857-1932) | |
| Robert, 3rd Baron Ferrers of Wemme (c1373-1396) | M | Willisham, Suffolk, England, United Kingdom | | Robert Ferrers (1341-1380) | Elizabeth Boteler, 4th Baroness Boteler of Wem (-1411) | Joan Beaufort (1379-1440) |
| Robert de Ferrers, 2nd Earl of Derby (-1162) | M | | | Robert de Ferrers, 1st Earl of Derby (c1062-1139) | Hawise de Vitré (c1069-) | Margaret Peverel (c1144-) |
| Robert de Ferrers, 1st Earl of Derby (c1062-1139) | M | | | Henry de Ferrières (c1030-) | Bertha Roberts (c1040-) | Hawise de Vitré (c1069-) |
| Robert Bruce Finlay (1920-2003) | M | Cleveland, Cuyahoga County, Ohio, United States | Reading, Berks County, Pennsylvania, United States | Lance George Finlay (1876-1951) | Eleanor Mayer (1886-) | Marjorie Moehlenkamp (1928-2003) |
| Robert T. Finley (1634-1712) | M | Inchervie, Fife, Scotland, United Kingdom | Mullaghabrac Parish, County Armagh, Northern Ireland, United Kingdom | John Finley (1579-1670) | Sarah Craigie (1590-1670) | Margaret Mary Lauder (1649-1712) |
| Robert Fiske (1525-1600) | M | Fesingfield & St James, South Elmham, Suffolk, England | St James Church, South Elmham, Suffolk, England | Richard Fiske (1493-) | Elizabeth Fiske (c1505-) | Sybil Gould (1525-1571) |
| Robert FitzGerald (c1080-) | M | England, United Kingdom | | Gérold de Roumare (c1045-) | Albreda Unknown | |
| Robert FitzGerald (1366-1445) | M | Adare, County Limerick, Ireland | Wigtownshire, Scotland | Gerald FitzGerald (1335-1398) | Alinore Boteler (c1370-1395) | Arabella Campbell (1370-1450) |
| Robert Fitzgerald (1638-c1697) | M | | | George FitzGerald (1611-1660) | Joan Boyle (1611-1657) | Mary Clotworthy |
| Robert FitzGerald, 19th Earl of Kildare (1675-1744) | M | | | Robert Fitzgerald (1638-c1697) | Mary Clotworthy | Mary O'Brien (1692-1780) |
| Robert Fleming (1414-1491) | M | | | Malcolm Fleming | Elizabeth Stewart (c1385-) | Janet Douglas (c1435-) + Margaret Lindsay |
| Robert Patrick Flynn (1897-1972) | M | Dublin, Leinster, Ireland | Orange, California, United States | | | Gertrude Lucille Waugh (1899-1968) |
| Robert de Fossard (-1135) | M | England | England | Adam de Fossard (-c1120) | | Osceria Unknown |
| Robert de Fouleshurst (-1389) | M | England | England | Richard de Fouleshurst (-1330) | Ellen Unknown | Elizabeth de Praers (c1338-) |
| Robert Frackleton (1700-1790) | M | | Dromore, County Down, Northern Ireland, United Kingdom | | | Unknown Stevens (bef1736) |
| Robert Francis (-1404) | M | England | England | | | Isabel |
| Robert Frankland-Russell, 7th Bart (1784-1849) | M | | | Thomas Frankland, 6th Bart (1750-1831) | Dorothy Smelt (-1820) | Louisa Ann Murray (1790-1871) |
| Robert Charlton Frazer (1845-1920) | M | County Durham, England, United Kingdom | Frontenac, Crawford County, Kansas, United States | Matthew Frazer (1819-1896) | Margaret Athey (1819-1895) | Annie Robson Thompson (1847-1931) |
| Robert Freebody (1827-1877) | M | Richmond, New South Wales, Australia | Berridale, New South Wales, Australia | Simon Freebody (1798-1878) | Susannah Miles (1804-1883) | Martha Cecily McGrain Reiley (1833-1911) |
| Robert Frank Frichen (1921-2011) | M | Corinth, Osborne County, Kansas, United States | Oceanside, San Diego County, California, United States | Robert Fritchen (1890-1930) | Bernice Irene Norton (1895-1985) | |
| Robert Fritchen (1890-1930) | M | Tipton, Mitchell County, Kansas, United States | Kansas, United States | Frank F. Fritchen (1861-1941) | Margaret Schutz (1860-1920) | Bernice Irene Norton (1895-1985) |
| Robert de Frodesham (c1225-) | M | England | | | | |
| Robert Frost (1823-1900) | M | Penrith, New South Wales, Australia | Mudgee, New South Wales, Australia | Thomas Frost (1773-1862) | Sarah Rope (1798-1882) | Mary Ann Simpson (1823-1880) |
| Robert Fuller (c1548-1614) | M | Redenhall, Norfolk, England | Redenhall, Norfolk, England | John Fuller (1518-1559) | Ann Collinge (1514-) | Sarah Dunkhorn (1551-1584) |
| Robert Fuller (1616-1706) | M | Southampton, Hampshire, England | Rehoboth, Bristol County, Massachusetts | Thomas Fuller (1573-1659) | Anne Gilmore (1578-1632) | Sarah Ann Bowen (1623-1675) + Margaret Felton (1623-1700) |
| Robert L. Fullerton (1810-1883) | M | York County, Pennsylvania, United States | Unionville, Appanoose County, Iowa, United States | William Fullerton (1865-) | | Sarah Jane Fisher (1815-) |
| Robert Moffatt Gale (1855-1928) | M | Norwood, South Australia, Australia | Adelaide, South Australia, Australia | Elisha Gale (1826-1881) | Jane Badger (1824-1857) | Mary Ann Chivell (1854-1938) |
| Robert Vining Gale (1818-1891) | M | Enfield, London, England | Hunters Hill, Sydney, New South Wales, Australia | Richard Gale (1783-) | Mary Allse Whicker (1790-1869) | Louisa Schaw Downie (1822-1902) |
| Robert Vining Gale (1857-1897) | M | Goulburn, New South Wales, Australia | Goulburn, New South Wales, Australia | Thomas Whicker Gale (1813-1882) | Mary Kelly (-1873) | Sarah Chesterton |
| Robert Gardiner (1833-1913) | M | Monkton, Ayrshire, Scotland, United Kingdom | Mudgee, New South Wales, Australia | John Gardiner (1803-) | Mary Hastings (1805-1880) | Elizabeth Rosaline Rose (1834-1909) |
| Robert Gardner (1819-1906) | M | Kilsyth, Stirlingshire, Scotland, United Kingdom | Pine Valley, Washington County, Utah, United States | Robert Gardner (1781-1855) | Margaret Callender (1777-1862) | Jane McKeown (1823-1904)+ Cynthia Lovina Berry (1833-1918) + Mary Ann Carr (1841-1906) + Leonora Cannon (1840-1924) |
| Robert Berry Gardner (1857-1949) | M | Millcreek, Salt Lake County, Utah, United States | Cedar City, Iron County, Utah, United States | Robert Gardner (1819-1906) | Cynthia Lovina Berry (1833-1918) | Bernella Elizabeth Snow (1866-1952) |
| Robert Arthur James Gascoyne-Cecil, 5th Marquess of Salisbury (1893-1972) | M | | | James Edward Hubert Gascoyne-Cecil, 4th Marquess of Salisbury (1861-1947) | Cicely Alice Gore (1867-1955) | Elizabeth Vere Cavendish (1897-1982) |
| Robert Arthur Talbot Gascoyne-Cecil, 3rd Marquess of Salisbury (1830-1903) | M | Hatfield House, Hatfield, Hertfordshire, England, United Kingdom | Hatfield House, Hatfield, Hertfordshire, England, United Kingdom | James Brownlow William Gascoyne-Cecil, 2nd Marquess of Salisbury (1791-1868) | Frances Mary Gascoyne (1802-1839) | Georgina Charlotte Alderson (1827-1899) |
| Robert Edward Peter Gascoyne-Cecil, 6th Marquess of Salisbury (1916-2003) | M | | | Robert Arthur James Gascoyne-Cecil, 5th Marquess of Salisbury (1893-1972) | Elizabeth Vere Cavendish (1897-1982) | Marjorie Olein Wyndham-Quin (1922) |
| Robert Michael James Gascoyne-Cecil, 7th Marquess of Salisbury (1946) | M | | | Robert Edward Peter Gascoyne-Cecil, 6th Marquess of Salisbury (1916-2003) | Marjorie Olein Wyndham-Quin (1922) | Hannah Stirling |
| Robert Malek Gibson (1825-1826) | M | Union, Union County, South Carolina, United States | Union, Union County, South Carolina, United States | George Washington Gibson (1800-1871) | Mary Ann Sparks (1802-1871) | |
| Robert Pulaski Gibson (1827-1909) | M | Union, Union County, South Carolina, United States | Menan, Jefferson County, Idaho, United States | George Washington Gibson (1800-1871) | Mary Ann Sparks (1802-1871) | Lucinda Jane Wakefield (1837-1922) |
| Robert Wilson Gibson (1758-1820) | M | Bedford City, Bedford County, Virginia, United States | Franklin County, Mississippi, United States | Joseph Gibson (1739-1804) | Judith Gibson (1742-1808) | Mary Polly Evans (1760-1860) |
| Robert Giffen (c1750-) | M | Pennsylvania, United States of America | Pennsylvania, United States of America | Andrew Giffen (c1720-1767) | Agnes Nesbit (c1720-) | Catherine McCrea (c1750-) |
| Robert Gill (1725-1778) | M | Benedict, Maryland, United States | Benedict, Maryland, United States | Robert Gill (1695-1755) | Mary Forman (1704-1755) | Lydia Musgrove (1733-1811) |
| Robert Towers Gillies (1876-1941) | M | Paterson, New South Wales, Australia | Tweed Heads, New South Wales, Australia | Dugald Gillies (1837-?) | Mary Gillies (?-?) | Mabel Elsie McKeever (?-?) |
| Robert Glaister (c1784-1828) | M | | Kelso, Scottish Borders, Scotland, United Kingdom | John Glaister (c1761-1817) | Mary Bell (c1759-1811) | Mary Fishburn (c1789-1855) |
| Robert Gordon (1580-1661) | M | Scotland, United Kingdom | | John Gordon (-1600) | Isabel Forbes (1548-1622) | Katherine Irvine (-1662) |
| Robert Gordon, 1st Bart (1580-1656) | M | Dunrobin Castle, Golspie, Sutherlandshire, Scotland, United Kingdom | | Alexander Gordon, 12th Earl of Sutherland (c1552-1594) | Jean Gordon (-1629) | Louisa Gordon (1597-1680) |
| Robert Gordon (1609-1681) | M | Straloch, Kincardineshire, Scotland, United Kingdom | | Robert Gordon (1580-1661) | Katherine Irvine (-1662) | Catherine Burnett (c1609-aft1652) |
| Robert Gordon, 3rd of Lochinvar (aft1489-1526) | M | Scotland | Scotland | John Gordon, 2nd of Lochinvar (c1451-c1517) | Elizabeth Lindsay (c1463-) | Mariota Acarsane (-bef1538) |
| Robert Arthur Gordy (1625-1680) | M | Perthshire, Scotland, United Kingdom | Heathsville, Virginia, United States | | | Catherine Menzies (1637-1742) |
| Robert Gore (c1783-bef1880) | M | Virginia, United States of America | Boone County, West Virginia, United States of America | Henry Gore (1736-1791) | Anna Catherine Keller (1761-1840) | Tomsey Jarrell (c1778-c1853) |
| Robert E Gore (1877-1878) | M | Andrew County, Missouri, United States | Andrew County, Missouri, United States | Green Lee Gore (1831-1899) | Emeline Cummins (1838-1903) | |
| Robert William Gorman (1932-2000) | M | Eau Claire, Wisconsin, United States | Fremont, Alameda, California, USA | Leland "Ted" Winfred Gorman (1906-1989) | Marion Alice Caven (1910-2004) | Thelma Arlene Weston (1935-1989) |
| Robert de Gouiz (-c1251) | M | England | England | William de Gouiz | Emma Unknown | |
| Robert Gould (c1509-1559) | M | | Fordington, Dorset, England, United Kingdom | John Gould (c1476-bef1526) | Katherine Preston (c1480-1529) | Elizabeth Petre (c1509-1559) |
| Robert Goushill (1350-1404) | M | | | Nicholas Goushill (c1336-1393) | | Elizabeth FitzAlan (1366-1425) |
| Robert Grant (1837-1904) | M | Bombay, India | | Robert Grant (1780-1838) | Margaret Davidson (-1885) | Victoria Alexandrina Cotes (1840-1918) |
| Robert Duff Green (1729-1776) | M | Culpeper County, Virginia, USA | Fauquier County, Virginia, USA | Robert Duff Green (1695-1748) | Eleanor Dunn (1698-1793) | Sarah Ann Willis (1731-1820) |
| Robert Duff Green (1695-1748) | M | County Antrim, Northern Ireland, UK | Brandy Station, Culpeper County, Virginia, USA | William Green (1670-1701) | Eleanor Duff (1673-1748) | Eleanor Dunn (1698-1793) |
| Robert Greene of Gillingham (c1480-aft1542) | M | | | John Greene (c1450-) | | |
| Robert Greentree (1829-1880) | M | Freemans Reach, New South Wales, Australia | Wilberforce, New South Wales, Australia | Reuben Greentree (1803-1881) | Ann Farlow (1807-1902) | Hannah Bushell (1836-1893) |
| Robert Stansell Greer (1875-1920) | M | Kimball, Bosque County, Texas, United States | St. Johns, Apache County, Arizona, United States | Americus Vespucius Greer (1832-1896) | Polly Ann Lane (1849-1882) | Nina Ella Brown (1878-1959) |
| Robert Gregg (1885-1978) | M | Atlanta, Fulton County, Georgia, United States | Pensacola, Escambia County, Florida, United States | William Alanson Gregg (1848-1895) | Elizabeth Luckie Jones (1859-1952) | Elizabeth Adair (1885-1968) |
| Robert Clark Gregg (1932-2007) | M | Boston, Massachusetts, United States | Boston, Massachusetts, United States | Harris Thompson Gregg (1910-1998) | Mary Frances Grote (1912-1992) | Mary Layne Shine (1930-2008) |
| Robert Clark Gregg (1962) | M | Boston, Massachusetts, United States | | Robert Clark Gregg (1932-2007) | Mary Layne Shine (1930-2008) | Jennifer Grey (1960) |
| Robert Gresley (1866-1936) | M | Upper Grosvenor, Middlesex, England, United Kingdom | | Thomas Gresley (1832-1868) | Laura Ann Williams (1834-1899) | Frances Louisa Spencer-Churchill (1870-1954) |
| Robert Greville (c1538-1613) | M | | | Fulke Greville (c1491-1569) | Elizabeth Willoughby (1510-1562) | Blanche Whitney (1541-1612) |
| Robert Greville, 4th Baron Brooke of Beauchamps Court (1639-1677) | M | | Bath, Somerset, England, United Kingdom | Robert Greville, 2nd Baron Brooke of Beauchamps Court (1607-1643) | Catherine Russell (c1618-c1676) | Anne Dodington (c1642-1691) |
| Robert de Grey, 5th Baron Grey of Rotherfield (1349-1387) | M | | | John de Grey, 3rd Baron Grey of Rotherfield (1319-1375) | Maud Burghhersh (1321-1387) | Elizabeth de la Plaunche (c1358-?) |
| Robert de Grey (c1246-c1295) | M | | | Walter de Grey (c1222-c1266) | Isabel de Dunston (c1225-1304) | Joan de Valoines (c1250-c1312) |
| Robert Greystoke (1438-1483) | M | | | Ralph Greystoke, 7th Baron Greystoke (1414-1487) | Elizabeth FitzHugh (bef1438-) | Margaret Grey (c1454-)+Elizabeth Grey (-1472) |
| Robert Grosvenor, 1st Baron Ebury (1801-1893) | M | Westminster, Greater London, England, United Kingdom | Westminster, Greater London, England, United Kingdom | Robert Grosvenor, 1st Marquess of Westminster (1767-1845) | Eleanor Egerton (1770-1846) | Charlotte Arbuthnot Wellesley (1808-1891) |
| Robert Grosvenor, 1st Marquess of Westminster (1767-1845) | M | St George Hanover Square, Greater London, England, United Kingdom | Eaton Hall, Cheshire, England, United Kingdom | Richard Grosvenor, 1st Earl Grosvenor (1731-1802) | Henrietta Vernon (-1828) | Eleanor Egerton (1770-1846) |
| Robert George Grosvenor, 5th Duke of Westminster (1910-1979) | M | London, Greater London, England, United Kingdom | Ely Lodge, Enniskillen, County Fermanagh, Ireland | Hugh William Grosvenor (1884-1914) | Mabel Florence Mary Crichton (1882-1944) | Viola Maud Lyttelton (1912-1987) |
| Robert Wellesley Grosvenor, 2nd Baron Ebury (1834-1918) | M | | Watford, Hertfordshire, England, United Kingdom | Robert Grosvenor, 1st Baron Ebury (1801-1893) | Charlotte Arbuthnot Wellesley (1808-1891) | Emilie Beaujolais White (1844-1923) |
| Robert Edward Grote (1884-1969) | M | St. Louis, Missouri, United States | St. Louis, Missouri, United States | Henry Charles Grote (1860-1929) | Ellen Hewitt Symons (1865-1900) | Ethel Bernet (1888-1960) |
| Robert Edward Grout (1856-1884) | M | Stepney, Middlesex, England, United Kingdom | Wandsworth, Surrey, England, United Kingdom | Edward Grout (c1827-1885) | Janet Robertson (c1831-1883) | Agnes Caroline Martin (1854-) |
| Robert H Gubser (1918) | M | | | | | Mona Lee Morelock (1922-1989) |
| Robert Harry (Bob) Gudsell (1937-1990) | M | New Zealand (South Island) | Soliders Road, Kaimai, New Zealand (Thames Valley) | Harry Maurice Louison Gudsell (1909-1990) | Audrey Lavinia Leeder (1909-) | Lorna Bell McDonald (living) |
| Robert Gutch (1617-1667) | M | Glastonbury, Somerset, England, United Kingdom | Augusta, Maine, United States | | | Lydia Holgrave (1619-1680) |
| Robert Gutsell (1790-1859) | M | Brede, Sussex, England | Westfield, Sussex, England | Richard Gutsell (1759-1809) | Elizabeth Gould (c1763-1851) | |
| Robert Hamby (1444-1525) | M | Lincolnshire, England, United Kingdom | Grimsby, Lincolnshire, England, United Kingdom | William Hamby (1416-1470) | Priscilla de Clifton (1416-1465) | Anne Smythe (1454-1525) |
| Robert Hamby (1573-1635) | M | Dallinghoo, Suffolk, England | Ipswich, Essex County, Massachusetts | William Hamby (1534-1613) | Margaret Blewett (1545-c1613) | Elizabeth Arnold (1590-1635) |
| Robert Hamilton (1859-1935) | M | Dalbeattie, Scotland, United Kingdom | Maitland Hospital, Maitland, New South Wales, Australia | John Hamilton (bef1859-) | Mary Watson (bef1859-) | Mary Cowper Erskine (1861-1942) |
| Robert Bills Hammond (c1819-1893) | M | Kent, England, United Kingdom | England, United Kingdom | | | Mary Grace Murray (c1820-1909) |
| Robert John Hammond (c1853-aft1911) | M | London, England, United Kingdom | | Robert Bills Hammond (c1819-1893) | Mary Grace Murray (c1820-1909) | Lucy E Banner (c1856-1915) |
| Robert Harbers (1992) | M | Veldhoven, Netherlands | | Peter Harbers (1962) | | |
| Robert Harbord (c1700-1771) | M | Norfolk, England, United Kingdom | Norwich, Norfolk, England, United Kingdom | | | Rebekah Palding (1704-1763) |
| Robert II d'Harcourt (1150-1213) | M | | | Guillaume of Harcourt (1120-1161) | Hue d'Amboise (1131-c1178) | Jeanne de Meulan + Eva Crispin |
| Robert I of Harcourt (1060-1101) | M | | | Anquetil of Harcourt (1023-c1070) | Ève de Boissey-le-Châtel (1043-?) | Colette of Argouges (1075-c1122) + Agnes |
| Robert de Harcourt (c1034-aft1100) | M | Normandy, France | | Anchitil de Harcourt (c1005-) | Eve de Boessey-le-Chapel (c1010-) | Colette d'Argouges |
| Robert de Harcourt (c1152-1202) | M | England | England | Ivo de Harcourt (c1130-1180) | Agnes Unknown | Isabel de Camville (1153-c1202) |
| Robert Hardie (c1840-1919) | M | Airdrie, Lanarkshire, Scotland, United Kingdom | Jerilderie, New South Wales, Australia | William Hardie (1815-) | Elizabeth Watson (c1817-) | Jane Linsell (1853-1916) |
| Robert Harley (1579-1656) | M | | Brampton Bryan Castle, Herefordshire, England, United Kingdom | Thomas Harley (c1543-1631) | Margaret Corbet (1548-) | Anne Barrett (c1578-)+Mary Newport (c1576-1622)+Brilliana Conway (1598-1643) |
| Robert Harley, 1st Earl of Oxford and Earl Mortimer (1661-1724) | M | Bow Street, Covent Garden, Greater London, England, United Kingdom | Albemarle Street, Westminster, Greater London, England, United Kingdom | Edward Harley (1624-1700) | Abigail Stephens (c1644-) | Elizabeth Foley (c1663-1691)+Sarah Middleton (-1737) |
| Robert Harrell (1780-1869) | M | Gatesville, North Carolina, United States | Kingston, Texas, United States | Samuel Harrell (1745-1811) | Mary Wilson (1741-1819) | Elizabeth W Webb (1790-1866) |
| Robert Harrington (1616-1707) | M | Somerset, England | Watertown, Middlesex County, Massachusetts | James Harrington (1592-1630) | Ann Clinton-Fiennes (1595-1632) | Susannah George (1631-1694) |
| Robert Harris (1808-1874) | M | Hackney, Greater London, England, United Kingdom | Governors Bay, Christchurch City, Canterbury, New Zealand | William Harris (bef1775-) | | Mary Elizabeth Hall (1806-1902) |
| Robert Harrison (1724-1796) | M | England, United Kingdom | | Robert Harrison (c1690-c1736) | | Mary Bell (c1749-1835) |
| Robert Harrison (c1690-c1736) | M | England, United Kingdom | | Samuel Harrison (c1660-) | | |
| Robert de Hastang (-1265) | M | | England | Humphrey de Hastang (c1196-) | | Joane de Curli (-c1265) |
| Robert James Haswell (c1822-1893) | M | | Lillian Cottage, 342 Bourke-street, Sydney, New South Wales, Australia | | | Elizabeth Baxter (c1829-1917) |
| Robert de Hatton (c1045-) | M | Normandy, France | | William de Hatton (c1022-) | Emme Unknown | Eleanor de Crispin (c1045-) |
| Robert Hawking (1873-1951) | M | Ellenthorpe, England | Yorkshire, England | John Hawking (1837-1905) | Hannah Atkinson (?-1896) | Mary Atkinson (1869-1966) |
| Robert Hawkins (1610-1704) | M | Braintree, Essex, England, United Kingdom | Charlestown, Suffolk County, Massachusetts, United States | John Hawkins (1560-1619) | Mary Elinor Levett (1581-1639) | Mary Pease (1610-1642) |
| Robert Hay (1711-1776) | M | London, Greater London, England, United Kingdom | Bishopthorpe, Yorkshire, England, United Kingdom | George Henry Hay, 8th Earl of Kinnoull (1689-1758) | Abigail Harley (c1695-1750) | Henrietta Auriol (bef1735-1763) |
| Robert Auriol Hay-Drummond, 10th Earl of Kinnoull (1751-1804) | M | | Dupplin Castle, Perthshire, Scotland, United Kingdom | Robert Hay (1711-1776) | Henrietta Auriol (bef1735-1763) | Julia Eyre (1760-1780)+Sarah Harley (1760-1837) |
| Robert Henry Heaslip (1874-1956) | M | Adelong, New South Wales, Australia | Young, New South Wales, Australia | Robert James Heaslip (1848-1934) | Hannah Vidler (1850-1920) | Alice Maud Mary Pitty (1880-1954) |
| Robert Vernon Heber-Percy (1911-1987) | M | Shifnal, Shropshire, England, United Kingdom | | Algernon Hugh Heber-Percy (1869-1941) | Gladys May Hulton-Harrop (1882-1956) | Ann Jennifer Evelyn Elizabeth Fry (1916-2003)+Dorothy Lygon (1912-2001) |
| Robert Helsdon (c1660-1717) | M | Norfolk, England, United Kingdom | Horsham St Faith, Norfolk, England, United Kingdom | Robert Helsdon (c1630-1664) | Elizabeth Unknown (c1630-) | |
| Robert Douglas Henderson (c1873-1944) | M | Newtown, New South Wales, Australia | 69 Corunna Road, Stanmore, New South Wales, Australia | George Henderson (bef1869-) | Elizabeth Archer (1846-1924) | Mary Jane Gaul (1871-1932) |
| Robert Wallace Henderson (1922-2005) | M | Sydney, New South Wales, Australia | Springwood, New South Wales, Australia | Wallace James Henderson (1897-1978) | Winifred Lucy Harrison (c1887-1969) | Norma Teresa Birch (1926-2009) |
| Robert Andrew Hendricks (1829-1878) | M | Glasgow, Scotland, United Kingdom | Hagerstown, Indiana, United States | | | Hester Shortridge Bennett (1829-1893) |
| Robert Hester (1859-) | M | Dewitt County, Texas | | Samuel Frances Hester (-c1861) | Sarah Elder (c1835-) | |
| Robert Hester (1859-1935) | M | Wright County, Missouri, United States | O'Donnell, Dawson County, Texas, United States | Wiley Hester (1829) | Elizabeth Gass (1832) | Alice Dardin (1861) + Jane Duncan (1873) + Sarah Lowrie (1872) |
| Robert Hope Hull Hester (c1811-1872) | M | Salem, Clarke County, Georgia, United States | | Samuel Hester | Elizabeth Greenwood | Roxanna Martin (1837) +Abigail Barnett (1848) +Amanda Terry (-1912) |
| Robert Hibbard (1613-1684) | M | Salisbury, Wiltshire, England, United Kingdom | Beverly, Essex County, Massachusetts, United States | John Hibbard (1575-bef1618) | Joane Fairfield (c1573-bef1618) | Joan Luffe (1614-1696) |
| Robert Hibbard (c1648-1710) | M | | Windham, Windham County, Connecticut, United States | Robert Hibbard (1613-1684) | Joan Luffe (1614-1696) | Mary Walden (c1655-1736) |
| Robert Hicks (1658-1739) | M | Powhatan | Brunswick, Virginia, United States | | | Frances House (1670-1744) |
| Robert Arthur Hicks (1919-1995) | M | Leytonstone, Essex, England, United Kingdom | Nailsworth, Gloucestershire, England, United Kingdom | Alfred Arthur Hicks (1881-1958) | Florence Edith Dolden (1887-1973) | Eileen Mildred Yates |
| Robert Thompson Highfield (1841-1917) | M | Stepney, Greater London, England, United Kingdom | Mudgee, New South Wales, Australia | William Highfield (c1815-1869) | Mary (c1818-1892) | Maria Elizabeth Howe (1843-1913) |
| Robert Hildyard (c1435-1501) | M | | | Robert Hildyard (c1405-1461) | Katerine de la Hay (c1405-?) | Elizabeth Hastings (?-?) |
| Robert Hildyard (c1405-1461) | M | | | Robert Hildyard (?-aft1428) | Isabel Hilton (?-?) | Katerine de la Hay (c1405-?) |
| Robert Hinckley (1537-1606) | M | Harrietsham, Kent, England, United Kingdom | Harrietsham, Kent, England, United Kingdom | John Hinckley (c1511-1577) | Johane Bills (1515-1563) | Elizabeth Unknown (c1541-1574)+ Katherine Unknown (c1555-1605) |
| Robert Hobbs (1762-1839) | M | Catherine Wheel Alley, Bishopsgate, Greater London, England, United Kingdom | Pitt Town, New South Wales, Australia | Joseph Hobbs (c1737-) | Mary Jackman (c1740-) | Bridget Heasling (1775-1843) |
| Robert Alfred Hobden (1848-1947) | M | Jerrys Plains, New South Wales, Australia | Narrabri, New South Wales, Australia | Robert Bruce Hobden (1824-1900) | Catherine Brown (1826-1905) | Sarah Ann Cupples (1861-1918) |
| Robert Bruce Hobden (1824-1900) | M | | Waratah, New South Wales, Australia | Richard Hobden (1790-1851) | Albenia Walker (c1797-1829) | Catherine Brown (1826-1905) |
| Robert Henry Ellis Hobden (1855-1939) | M | | Petersham, New South Wales, Australia | Richard James Hobden (1818-1878) | Jane Kinsman Ellis (1821-1904) | Louisa Eliza Skinner (1859-1933) |
| Robert James Hobden (1853-1933) | M | Jerrys Plains, New South Wales, Australia | Dubbo, New South Wales, Australia | William John Hobden (1826-1861) | Ann Chidley Tailor (1832-1907) | Victoria Thorley (1859-1929) |
| Robert Oakley Hobgood | M | Marion County | Marion County | Robert E. Hobgood | Flora Harriet Brumfield | |
| Robert Hodges (c1673-1742) | M | Isle of Wight County, Virginia, United States | Bertie County, North Carolina, United States | Robert Hodges | Ann Matthews | Anne Branch (c1678-c1742) |
| Robert Hodgson (c1740-1816) | M | | | Bryan Hodgson (c1709-1784) | Elizabeth Alcock (c1716-1806) | Mildred Porteus (c1744-1815) |
| Robert Hodgson (c1773-1844) | M | | London, Greater London, England, United Kingdom | Robert Hodgson (c1740-1816) | Mildred Porteus (c1744-1815) | Mary Tucker (c1778-c1844) |
| Robert de Holland, 1st Baron Holand (c1283-1328) | M | | | Robert de Holand (c1253-1311) | Elizabeth de Samlesbury (1256-1304) | Maud la Zouche (c1290-1349) |
| Robert William Holecko (1975) | M | Tampa, Florida, United States | | Leonard Holecko (1927-1997) | | |
| Robert Vermillion Holloway (1710-1776) | M | Lancaster, Pennsylvania, United States | Hillsborough, North Carolina, United States | James Holloway (1680-1717) | Nancy Ann Bishop (1677-1727) | Martha Ballard (1730-1778) |
| Robert Holmes (1725-?) | M | (Wigton+ Cumberland+ England) | | | | Elizabeth Read (1725-?) |
| Robert True Houghton (1931-1975) | M | San Diego, California, United States | Mexico City, State of Mexico, Mexico | True Otis Houghton (1904-1991) | Mary Lee Pickens (1906-1989) | Mary Jo Campbell (1934) |
| Robert Houlton (c1684-1757) | M | Saxby, Lincolnshire, England, United Kingdom | England, United Kingdom | John Houlton (c1640-) | Susan Unknown (c1645-) | Susanna Unknown (c1684-) |
| Robert Houlton (c1725-) | M | Saxby, Lincolnshire, England, United Kingdom | Lincolnshire, England, United Kingdom | Robert Houlton (c1684-1757) | Susanna Unknown (c1684-) | Elizabeth Alcock (-1768)+Elizabeth Hall (-)+Unknown Sarjeant or Sargreave (-) |
| Robert Houlton (c1739-1815) | M | England, United Kingdom | England, United Kingdom | Robert Houlton of Milton (c1700-) | | |
| Robert Joseph Houlton (1864-1936) | M | Islington, Greater London, England, United Kingdom | Brentford, Greater London, England, United Kingdom | Robert Timothy Wildbore Houlton (1838-) | Lucy Warr (c1834-1909) | Isabel Boulton (1864-1954) |
| Robert Timothy Wildbore Houlton (1838-) | M | Marylebone, Greater London, England, United Kingdom | | Joseph Houlton (1788-1861) | Sarah Dixon (c1791-1869) | Lucy Warr (c1834-1909) |
| Robert Houston (1720-1761) | M | (Ireland) | Rockbridge County, Virginia, United States | John Houston (c1690-1754) | Unknown Cunningham (c1690-) | Margaret Davidson (c1725-c1755) |
| Robert Howard (1384-1436) | M | Stoke-by-Nayland, Suffolk, England, United Kingdom | Tendring, Essex, England, United Kingdom | John Howard (1365-1436) | Alice Tendring (1365-1467) | Margaret de Mowbray (1388-1459) |
| Robert Howard (1336-1388) | M | Wiggenhall, Norfolk, England, United Kingdom | East Winch, Suffolk, England, United Kingdom | John Howard (1310-1388) | Alice de Boys (1314-) | Margery Scales (1339-1416) |
| Robert Howe (1732-1786) | M | New Hanover County, North Carolina, United States | Bladen County, North Carolina, United States | Job Howe (1702-1748) | | Sarah Grange (1740-1792) |
| Robert Hudson (c1840-1911) | M | New South Wales, Australia | Cootamundra, New South Wales, Australia | John Hudson (-c1854) | Mary Pugsley (c1801-1888) | Elizabeth Balgowan (1843-1922) |
| Robert Hughan (1800-1882) | M | Balfern, Wigtownshire, Scotland | Creetown, Scotland | Alexander Hughan (c1767-) | Christian Cowan (c1770-) | Mary Kelly (c1800-1881) |
| Robert de Hull (-bef1350) | M | England | England | Ralph de Hull (-bef1317) | | |
| Robert Elijah Humes (1866-1930) | M | Yaoundé, Centre Region, Cameroon | Spanish Town, Saint Catherine Parish, Jamaica | | | Caroline Blackwood (1869-1940) |
| Robert Isaiah Constantine Humes (1919-1999) | M | Spanish Town, Saint Catherine Parish, Jamaica | London, England, United Kingdom | Joseph Elisha Humes (1890-1960) | Mabel Agatha Williams (1888-1940) | Ruby McAuley (1934-1999) |
| Robert Hungerford (1431-1464) | M | | | Robert Hungerford, 2nd Baron Hungerford (c1409-1459) | Margaret de Botreaux, 4th Baroness Botreaux (c1410-1477) | Eleanor Moleyns (1425-) |
