1845 - 1926 (80 years)
| Regis Henri Post | |
| B: | 28 Jan 1870 |
| Greenwich Village, New York County, New York, United States | |
| D: | 5 Oct 1944 |
| Nantucket, Nantucket, Massachusetts, United States | |
| Waldron Kintzing Post | |
| B: | 7 Jul 1868 |
| New York City, New York, United States | |
| D: | 6 Feb 1955 |
| Bayport, Suffolk, New York, United States | |
| Lina Beatrice Post | |
| B: | 11 Nov 1866 |
| New York City, New York, United States | |
| D: | 10 May 1951 |
| Newport, Newport, Rhode Island, United States | |
| Robert Post | |
| B: | Abt 1870 |
| New York | |
| D: | Yes, date unknown |
| Marie Caroline Denis de Keredern de Trobriand | |
| B: | 15 Oct 1845 |
| Venezia, Veneto, Italy | |
| D: | 5 Mar 1926 |
| Manhattan, New York City, New York, United States | |
