Lavinia Baker Brigham was born 30 December 1815 in Marlborough, Middlesex County, Massachusetts, United States to John Baker (1783-1848) and Martha Dennis (1786-1857) and died 26 February 1907 Marlborough, Middlesex County, Massachusetts, United States of unspecified causes. She married William Pitt Brigham (1811-1884) 6 April 1835 in Boxborough, Middlesex County, Massachusetts, United States.
Children
| Name | Birth | Death | Joined with |
| Harriette Augusta Brigham (1836-) | |||
| Henry Augustine Brigham (1838-) | 21 August 1837 Marlborough, Middlesex County, Massachusetts | Mary Plank (1841-) | |
| Helen Adelaide Brigham (1839-) | |||
| William Frank Brigham (1842-1864) | 4 April 1842 Massachusetts | 18 July 1864 Washington | |
| Albert Quincy Brigham (1848-1849) | |||
| Alfred Adams Brigham (1848-) | |||
| Emma Baker Brigham (1849-) | |||
| Edwin Eugene Brigham (1855-) | |||
Siblings
| Name | Birth | Death | Joined with |
| Caroline Baker (1810-1839) | |||
| Martha Adeline Baker (1811-1904) | |||
| Harriet Newell Baker (1813-1888) | |||
| Lavinia Baker (1815-1907) | 30 December 1815 Marlborough, Middlesex County, Massachusetts, United States | 26 February 1907 Marlborough, Middlesex County, Massachusetts, United States | William Pitt Brigham (1811-1884) |
| John Dennis Baker (1818-1836) | |||
| Mary Ann Baker (1820-) | |||
| Darwen Baker (1822-1838) | |||
| Sullivan Dana Baker (1824-1908) | |||
| William Baker (1826-) | |||