1845 - 1881 (35 years)
| Roger Underhill Hamlyn, Jr | |
| B: | 25 Feb 1924 |
| Patchogue, Brookhaven, Suffolk, New York, United States | |
| D: | 24 May 2002 |
| Orlando, Orange, Florida | |
| Jenny Vivenzio | |
| B: | 7 Oct 1924 |
| Brooklyn, New York City, New York, United States | |
| M: | 22 Oct 1949 |
| Brookhaven, Suffolk, New York, United States | |
| D: | 20 Mar 2021 |
| Yvonne Hamlyn, ^ | |
| B: | 19 Jan 1926 |
| Patchogue, Brookhaven, Suffolk, New York, United States | |
| D: | 23 May 2008 |
| Brookhaven, Brookhaven, Suffolk, NY | |
| Frederick Joseph Gillespie, ^ | |
| B: | 10 Oct 1916 |
| Tangier (now Shirley), Brookhaven, Suffolk, NY | |
| M: | 6 Jan 1950 |
| Elkton, Cecil, MD | |
| D: | 14 Aug 2009 |
| Roger Underhill Hamlyn | |
| B: | 21 Nov 1896 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| D: | 6 Aug 1963 |
| Suffolk, New York, United States | |
| Emilie A Alieu | |
| B: | 8 Jul 1904 |
| Brooklyn, New York City, New York, United States | |
| M: | 22 Oct 1949 |
| Brookhaven, Suffolk, New York, United States | |
| D: | Oct 1982 |
| Suffolk, New York, United States | |
| Alexander J C Hamlyn | |
| B: | 1 Mar 1900 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| D: | 8 May 1957 |
| Brookhaven, Suffolk, New York, United States | |
| Gladys Hamlyn | |
| B: | 5 Mar 1902 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| D: | 4 Jul 1994 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| Gertrude McIntosh Hamlyn | |
| B: | 3 Feb 1905 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| D: | Aug 1983 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| Bertha Mae Brown | |
| B: | 2 Sep 1916 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| D: | 8 Jul 1996 |
| Lansing, Tompkins, New York, United States | |
| Helen L Brown | |
| B: | 9 Jun 1918 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| D: | 25 Apr 2003 |
| Bradenton, Manatee, Florida, United States | |
| Lawrence Harvey Snow | |
| B: | 31 Dec 1916 |
| Canandaigua, Ontario, New York, United States | |
| D: | 20 May 1996 |
| Sarasota, Florida, United States | |
| Olive F Brown | |
| B: | 31 Oct 1919 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| D: | 4 Apr 1974 |
| New York, United States | |
| Guy Russell Relethford | |
| B: | 31 Jul 1915 |
| Garfield, Benton, Arkansas, United States | |
| D: | 1 Apr 1992 |
| East Farmingdale, Babylon, Suffolk, New York, United States | |
| Anna May Hamlyn | |
| B: | 8 Apr 1895 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| D: | 21 Sep 1974 |
| Islip, Suffolk, New York, United States | |
| Oliver Herbert Brown, ^ | |
| B: | 22 May 1891 |
| Brookhaven, Suffolk, New York, United States | |
| M: | 25 Sep 1915 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| D: | 16 Aug 1919 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| Lillian F Hamlyn | |
| B: | 8 Feb 1891 |
| Brookhaven, Suffolk, New York, United States | |
| D: | Nov 1976 |
| Suffolk, New York, United States | |
| Anna E Macintosh | |
| B: | May 1867 |
| Brooklyn, Kings, New York, United States | |
| D: | 25 Apr 1948 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| George Wallace Hamlyn, ii | |
| B: | Jun 1859 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| M: | 1890 |
| D: | 5 Jan 1907 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| Lillie McIntosh | |
| B: | 23 May 1870 |
| Brooklyn, Kings, New York, United States | |
| D: | Yes, date unknown |
| Maria Waterman Hemmingway | |
| B: | 28 Oct 1845 |
| New York, United States | |
| D: | 31 Aug 1881 |
| New York City, New York County, New York, United States | |
| Underhill Halstead Mc Intosh | |
| B: | 1840 |
| New York, United States | |
| M: | 31 May 1866 |
| New York, United States | |
| D: | 2 May 1908 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
