Mercy Bigelow Garfield was born 4 April 1686 in Watertown, Middlesex County, Massachusetts to Samuel Bigelow (1653-1730) and Mary Flagg (1657-1720) and died 28 February 1745 Weston, Middlesex County, Massachusetts of unspecified causes.
Children
| Offspring of Thomas Garfield and Mercy Bigelow (1686-1745) | |||
| Name | Birth | Death | Joined with |
| Elizabeth Garfield | |||
| Eunice Garfield | |||
| Thomas Garfield (1712-1774) | 1 March 1712 Lincoln, Middlesex County, Massachusetts | 3 January 1774 Lincoln, Middlesex County, Massachusetts | Rebecca Johnson (1719-1763) |
| Thankful Garfield | |||
| Isaac Garfield | |||
| Mary Garfield | |||
| Samuel Garfield | |||
| Mercy Garfield | |||
| Anna Garfield | |||
| Lucy Garfield | |||
| Elisha Garfield | |||
| Enoch Garfield | |||
