1788 - 1851 (63 years)
| Andrew Mitchell Underhill | |
| B: | 16 Jul 1893 |
| South Orange, Essex, New Jersey, United States | |
| D: | 7 Sep 1968 |
| Bellport, Suffolk, New York, United States | |
| Emilie Howard Rich | |
| B: | 23 Jan 1894 |
| Bellport, Suffolk, New York, United States | |
| M: | 26 Jan 1918 |
| South Orange, Essex, New Jersey, United States | |
| D: | Dec 1977 |
| New York, United States | |
| Elise Katherine Underhill | |
| B: | 12 May 1891 |
| Manhattan, New York City, New York, United States | |
| D: | Nov 1979 |
| South Orange, Essex, New Jersey, United States | |
| Harvey Isreal Underhill | |
| B: | 6 Mar 1859 |
| New York City, New York, United States | |
| D: | 1 Oct 1936 |
| Elise Milgeon Turrell | |
| B: | 23 Jul 1869 |
| New Jersey, United States | |
| M: | 18 Dec 1888 |
| South Orange, Essex, New Jersey, United States | |
| D: | 13 May 1940 |
| Bellport, Suffolk, New York, United States | |
| Andrew Mitchell Underhill | |
| B: | 20 Feb 1835 |
| New York City, New York, United States | |
| D: | 28 Jul 1898 |
| New Rochelle, Westchester, NY | |
| Kate Grady | |
| B: | 16 Mar 1837 |
| New York, United States | |
| M: | 19 Aug 1858 |
| New York City, Ny, Ny | |
| D: | 1 Mar 1917 |
| Chicago, Cook, Illinois, United States | |
| Mary Louisa Williams | |
| B: | 21 Aug 1810 |
| of New York City, New York | |
| D: | 12 Dec 1873 |
| New York City, New York, United States | |
| Israel Underhill | |
| B: | 17 Jul 1804 |
| Chappaqua, Westchester, New York, United States | |
| M: | 24 Sep 1828 |
| New York City, New York, United States | |
| D: | 2 Mar 1869 |
| New York City, Ny, Ny | |
|
| Hannah Woodward Blair | |
| B: | 30 Jan 1788 |
| New York City, New York, United States | |
| D: | 27 Dec 1851 |
| John Williams | |
| B: | 12 Dec 1784 |
| Whitehaven, Cumberland, England, United Kingdom | |
| M: | 1809 |
| New York City, New York County, New York, United States | |
| D: | 22 Apr 1822 |
| at sea | |
