Hiram Bradley Clawson was born 7 November 1826 in Utica, Oneida County, New York to Zephaniah Clawson (1798-1841) and Catherine Reese (1804-1860) and died 29 March 1912 Salt Lake City, Salt Lake County, Utah of unspecified causes. He married Ellen Curtis Spencer (1832-1896) 18 October 1850 in Salt Lake City, Salt Lake County, Utah. He married Margaret Gay Judd (1831-1912) 21 August 1852 in Salt Lake City, Salt Lake County, Utah. He married Alice Young (1839-1874) 26 October 1856 in Salt Lake City, Salt Lake County, Utah. He married Emily Augusta Young (1849-1926) 4 January 1868 in Salt Lake City, Salt Lake County, Utah.
Children
| Name | Birth | Death | Joined with |
| Stanley Hastings Clawson (1854-1933) | |||
| Teresa Birdie Clawson (1855-1897) | |||
| Rudger Judd Clawson (1857-1943) | 12 March 1857 Salt Lake City, Salt Lake County, Utah, United States | 21 June 1943 Salt Lake City, Salt Lake County, Utah, United States | Emma Christene Stohl (1869-1935) Florence Ann Dinwoodey (1864-1947) Lydia Elizabeth Spencer (1860-1941) Pearl Udall (1880-1950) |
| Lola Clawson (1859-1859) | |||
| Signey Beatie Clawson (1860-1936) | |||
| Thomas Alfred Clawson (1862-1942) | |||
| Phoebe Kimball Clawson (1864-1948) | |||
| Mable Clawson (1867-1870) | |||
| Mary Clawson (1867-1936) | |||
| Baby Clawson (1870-1870) | |||
| Tessie Clawson (1872-1963) | |||
| Twin1 Child Clawson (1877-1877) | |||
| Twin2 Child Clawson (1877-1877) | |||
| Alice Gay Clawson (1878-1879) | |||
| Stillborn Clawson (1879-1879) | |||
| Name | Birth | Death | Joined with |
| John Willard Clawson (1858-1936) | |||
| Leo Herbert Clawson (1859-1937) | |||
| Walter scott Clawson (1861-1906) | |||
| Selden Irwin Clawson (1863-1956) | |||
| Luna Clawson (1866-1867) | |||
| Harry Lawson (1868-1869) | |||
| Monroe Clawson (1872-1873) | |||
| Name | Birth | Death | Joined with |
| Seldon Irwin Clawson (1863-1958) | |||
| Carlie Louine Clawson (1869-1965) | |||
| Victor Young Clawson (1869-1871) | |||
| Nell Young Clawson (1872-1937) | |||
| Kate Young Clawson (1874-1914) | |||
| Alice Young Clawson (1876-1956) | |||
| Bessie Young Claswon (1878-1942) | |||
| Shirley Young Clawson (1881-1929) | |||
| Chester Young Clawson (1883-1962) | |||
| Josephine Young Clawson (1886-1975) | |||
| Scott Richmond Young Clawson (1888-1906) | |||
Siblings
| Name | Birth | Death | Joined with |
| Susanah Clawson (1825-1826) | |||
| Hiram Bradley Clawson (1826-1912) | 7 November 1826 Utica, Oneida County, New York | 29 March 1912 Salt Lake City, Salt Lake County, Utah | Ellen Curtis Spencer (1832-1896) Margaret Gay Judd (1831-1912) Alice Young (1839-1874) Emily Augusta Young (1849-1926) |
| John Reese Clawson (1828-1872) | |||
| Louisa P Clawson (1831-1832) | |||
| Helen Cordelia Clawson (1835-1884) | |||
| Harriet Cornelia Clawson (1840-1911) | |||