Elizabeth Pierce Bemis was born 9 September 1687 in Watertown, Middlesex County, Massachusetts to Joseph Pierce (1647-1713) and Martha Brayton (1647-1698) and died 10 February 1753 Weston, Middlesex County, Massachusetts of unspecified causes. She married Joseph Bemis (1684-1738) 15 October 1706 in Massachusetts.
Children
| Name | Birth | Death | Joined with |
| Elizabeth Bemis (1707-1745) | |||
| Mary Bemis (1709-1738) | |||
| Sarah Bemis (1711-) | |||
| Susannah Bemis (1714-) | |||
| Dinah Bemis (1718-1802) | |||
| Abigail Bemis (1720-) | |||
| Joseph Bemis (1723-1800) | 10 April 1723 Watertown, Middlesex County, Massachusetts | 1800 Waltham, Middlesex County, Massachusetts | Ruth Simonds (1727-1800) |
| Benjamin Bemis (1725-1793) | 19 April 1725 Watertown, Middlesex County, Massachusetts | 7 March 1793 Cornish City, Sullivan County, New Hampshire, United States | Sarah Garfield (1723-1797) |
| Kezia Bemis (1726-1755) | |||
Siblings