Mary Fiske Bigelow was born 13 December 1702 in Watertown, Middlesex County, Massachusetts, United States to William Fiske (1663-1742) and Hannah Smith (1672-1728) and died 23 February 1777 Westminster, Worcester County, Massachusetts, United States of unspecified causes. She married Eleazer Bigelow (1705-1762) 24 November 1724 in Watertown, Middlesex County, Massachusetts, United States.
Children
| Name | Birth | Death | Joined with |
| Benjamin Bigelow (1725-1770) | |||
| Elisha Bigelow (1728-1814) | 11 January 1728 Watertown, Middlesex County, Massachusetts, United States | 1 February 1814 Westminster, Worcester County, Massachusetts, United States | Sarah Goodridge (1731-1807) |
| Mary Bigelow (1730-1761) | |||
| Joshua Bigelow (1733-1790) | |||
| Jabez Bigelow (1736-1822) | 19 December 1736 Barnstable, Barnstable County, Massachusetts | 13 August 1822 Westminster, Worcester County, Massachusetts | Deborah Knowlton (1734-1816) |
| Ann Bigelow (1740-1760) | |||
| Esther Bigelow (1744-1831) | |||
Siblings
| Name | Birth | Death | Joined with |
| William Fiske (1694-1702) | |||
| Hannah Fiske (1696-) | |||
| Mary Fiske (1698-1702) | |||
| Thomas Fiske (1701-1778) | |||
| John Fiske (1702-1725) | |||
| Mary Fiske (1702-1777) | 13 December 1702 Watertown, Middlesex County, Massachusetts, United States | 23 February 1777 Westminster, Worcester County, Massachusetts, United States | Eleazer Bigelow (1705-1762) |
| William Fiske (1703-1760) | |||
| Samuel Fiske (1709-1761) | 4 January 1709 Watertown, Middlesex County, Massachusetts | 22 March 1761 Waltham, Middlesex County, Massachusetts | Anna Bemis (1714-1793) |