Ruth Simonds Bemis was born 29 December 1727 in Watertown, Middlesex County, Massachusetts to Daniel Simonds (1693-1776) and Abigail Smith (1697-1776) and died 1800 Massachusetts of unspecified causes. She married Joseph Bemis (1723-1800) 1745 in Massachusetts.
Children
| Name | Birth | Death | Joined with |
| Ruth Bemis (1746-) | |||
| Joseph Bemis (1748-1825) | |||
| Abigail Bemis (1750-) | |||
| Elizabeth Bemis (1750-1818) | |||
| Sarah Bemis (1753-) | |||
| Charity Bemis (1755-1818) | |||
| Sylvester Bemis (1761-1831) | 25 November 1761 Waltham, Middlesex County, Massachusetts | 23 February 1831 Chester, Hampden County, Massachusetts | Molley Bemis (1765-1847) |
| Phebe Bemis (1763-) | |||
| Mary Bemis (1765-1849) | |||
Siblings