Mary Ann Phillips Brooks was born 12 October 1805 in Portland, Cumberland County, Maine, United States to John Phillips (1776-1820) and Lydia Gorham (1778-1856) . She married William Gray Brooks (1805-1879) 1833 in Portland, Cumberland County, Maine.
Children
| Name | Birth | Death | Joined with |
| Arthur Brooks (1830-1909) | |||
| William Gray Brooks (1834-1912) | |||
| Phillips Brooks (1835-1893) | 13 December 1835 Boston, Suffolk County, Massachusetts, United States | 23 January 1893 Boston, Suffolk County, Massachusetts, United States | |
| George Brooks (1838-1863) | |||
| Frederick Brooks (1842-) | |||
| Arthur Brooks (1845-1895) | |||
| John Cotton Brooks (1849-1907) | |||
Siblings
| Name | Birth | Death | Joined with |
| Nathaniel Phillips (1793-1876) | |||
| Phebe Foxcroft Phillips (1799-1874) | |||
| Rebecca Gorham Phillips (1802-1870) | |||
| John Phillips (1804-1863) | |||
| Lydia Phillips (1804-1874) | |||
| Mary Ann Phillips (1805-) | 12 October 1805 Portland, Cumberland County, Maine, United States | William Gray Brooks (1805-1879) | |
| Elizabeth Barnard Phillips (1805-) | |||
| Sarah Whitworth Phillips (1807-1883) | |||
| Susan Lowell Phillips (1809-) | |||
| Caroline Phillips (1810-1883) | |||
| Julia Phillips (1813-1867) | |||
| Maria Phillips (1813-) | |||
| Amelia Phillips (1813-1865) | |||
| Nathaniel Gorham Phillips (1816-1881) | |||
| John Phillips (1824-) | |||
Ancestry
Mary Ann is a direct descendant of the following:
- Nathaniel Gorham (1738-1796)/immigrant ancestors - delegate to the Continental Congress and a descendant of several early Mayflower pilgrims.