Mary Underwood was born 2 August 1680 in King and Queen Court House, Virginia, United States to William Underwood (1649-1717) and Mary Elizabeth Butler (1649-1682) and died 1 October 1731 Hanover, Virginia, United States of unspecified causes.
Children
| Name | Birth | Death | Joined with |
| Richard Tutt (1705-1766) | 3 October 1705 Culpeper, Virginia, United States | 22 June 1766 Spotsylvania Courthouse, Virginia, United States | Elizabeth Johnson (1715-1766) |
Siblings
| Name | Birth | Death | Joined with |
| Mary Underwood (1680-1731) | 2 August 1680 King and Queen Court House, Virginia, United States | 1 October 1731 Hanover, Virginia, United States | Richard Tutt (1639-1728) |