Mary Flagg Bemis was born 1771 in Spencer, Worcester County, Massachusetts, United States to Samuel Flagg (1733-1811) and Grace Fiske (1739-1800) . She married John Bemis (1767-1852) 5 July 1796 in Spencer, Worcester County, Massachusetts.
Children
| Name | Birth | Death | Joined with |
| Mary Flagg Bemis (1797-) | |||
| Samuel Flagg Bemis (1797-1837) | 1 March 1797 Paxton, Worcester County, Massachusetts, United States | 13 October 1837 Jefferson County, New York, United States | Elizabeth Bigelow (1796-1842) |
| Catherine Flagg Bemis (1798-1878) | |||
Siblings
| Name | Birth | Death | Joined with |
| Susanna Flagg (1760-1815) | |||
| Sarah Flagg (1763-1821) | |||
| Samuel Flagg (1765-) | |||
| Hannah Flagg (1767-) | |||
| Esther Flagg (1769-1837) | |||
| Mary Flagg (1771-) | 1771 Spencer, Worcester County, Massachusetts, United States | Massachusetts | John Bemis (1767-1852) |
| Josiah Flagg (1772-1841) | |||
| Charlotte Flagg (1774-1827) | |||
Residences
See Also