1799 - 1870 (71 years)
| William R Cartwright | |
| B: | 1834 |
| New York, United States | |
| D: | Yes, date unknown |
| Elizabeth A "Betsy" Downs | |
| B: | 5 Sep 1841 |
| Brookhaven, Suffolk, New York, United States | |
| M: | BY 1860 |
| D: | 12 Dec 1926 |
| East Hampton, Suffolk, New York, United States | |
| William Robeson Cartwright | |
| B: | 1799 |
| Rhode Island, United States | |
| D: | 25 Jan 1870 |
| Shelter Island, Suffolk, New York, United States | |
| Nancy Howe | |
| B: | 1801 |
| Massachusetts, United States | |
| D: | 23 Nov 1875 |
| Shelter Island, Suffolk, New York, United States | |
