| Father | Male William S. Northrup |
| Born | 3 Apr 1769 | Ridgefield, Fairfield, Connecticut |
| Died | Abt 1855 | Amenia, Dutchess, New York |
| Buried | ||
| Married | ||
| Other Spouse | Mollie Austin | F188 | |
| Married | ||
| Father | Samuel Northrup | F189 Group Sheet | |
| Mother | Elizabeth Keeler | F189 Group Sheet | |
| Mother | Female Martha Secor |
| Born | 12 May 1767 | |
| Died | 1824 | |
| Buried | Northrup Ground, Washington, Dutchess, New York |
|
| Father | Unknown Secor | F190 Group Sheet | |
| Mother | ||
| Child 1 | Female Amy Northrup |
| Born | 2 Nov 1807 | Amenia, Dutchess, New York |
| Died | 14 Aug 1876 | Sharon, Litchfield, Connecticut |
| Buried | Northrup Ground, Washington, Dutchess, New York |
|
| Spouse | Alanson A. Pitcher | F185 | |
| Married | Abt 1829 | Amenia, Dutchess, New York |
| Child 2 | Male Stephen K. Northrup |
| Born | 16 Oct 1796 | Amenia, Dutchess, New York |
| Died | 28 Nov 1861 | |
| Buried | ||
| Spouse | Sarah White | F2073 | |
| Married | ||
| Child 6 | Female Phoebe Anna Northrup |
| Born | 7 Feb 1800 | |
| Died | ||
| Buried | ||
| Spouse | Stephen Babcock | F2074 | |
| Married | May 1817 | |
| Child 8 | Male Elijah C. Northrup |
| Born | 25 Jun 1804 | Amenia, Dutchess, New York |
| Died | 8 Aug 1869 | Thomaston, Connecticut |
| Buried | ||
| Spouse | Betsey Pitcher | F2075 | |
| Married | 18 Dec 1822 | |