| Father | Male Flagg, Jonas |
| Born | 10 May 1731 | Woburn, Middlesex, Massachusetts, United States |
| Died | 27 Apr 1819 | |
| Buried | ||
| Married | Abt 1750 | Of Massachusetts, United States |
| Father | Flagg, Eleazer | F8612 Group Sheet | |
| Mother | Knight, Hannah | F8612 Group Sheet | |
| Mother | Female Knight, Martha |
| Born | 9 Feb 1700 | Woburn, Middlesex, Massachusetts, United States |
| Died | ||
| Buried | ||
| Father | Knight, Joseph | F8588 Group Sheet | |
| Mother | Gibson, Martha | F8588 Group Sheet | |