1835 - 1908 (73 years)
| Leonard J Groh | |
| B: | Jan 1892 |
| New York | |
| D: | Yes, date unknown |
| Marian Fairley Crum | |
| B: | 21 Oct 1893 |
| Sayville, Suffolk, New York, United States | |
| M: | 10 Sep 1921 |
| Manhattan, New York, New York, United States | |
| D: | 5 Dec 1971 |
| Lawrenceville, Mercer, New Jersey, United States | |
| Paul Groh, Jr | |
| B: | 9 Apr 1930 |
| Bay Shore Su, New York | |
| D: | 9 Apr 2007 |
| Jonathan Paul Groh | |
| B: | 18 Sep 1967 |
| East Patchogue, Brookhaven Town, Suffolk, New York, United States | |
| D: | 11 May 2021 |
| Bellport, Brookhaven Town, Suffolk, New York, United States | |
| William G. Groh | |
| B: | Abt 1930 |
| D: | 11 Mar 2006 |
| Paul Julius Groh | |
| B: | 1 Mar 1897 |
| Sayville (Islip), Suffolk, New York, United States | |
| D: | 28 Mar 1962 |
| Bellport, Brookhaven Town, Suffolk, New York, United States | |
| Melissa Gardiner | |
| B: | 1903 |
| New York, United States | |
| M: | 22 Nov 1927 |
| Sayville (Islip), Suffolk, New York, United States | |
| D: | 1933 |
| Robert Paul Groh | |
| B: | 20 Dec 1925 |
| Sayville, Islip, Suffolk, New York, United States | |
| D: | 27 Aug 2000 |
| Lynden, Whatcom, Washington, United States of America | |
| Thelma May Cronk | |
| B: | 16 Aug 1928 |
| Saint Charles Township, Winona, Minnesota, United States | |
| M: | 10 Sep 1952 |
| Fall River, South Dakota, United States | |
| D: | 21 Oct 2020 |
| Bellingham, Whatcom, Washington, United States | |
| Elinor Louise Groh | |
| B: | 25 Feb 1922 |
| Islip, Suffolk, New York, United States | |
| D: | 6 Jun 1925 |
| Islip, Suffolk, New York, United States | |
| Robert George Groh | |
| B: | 22 Jul 1890 |
| Sayville, Suffolk, New York, United States | |
| D: | 7 Jun 1961 |
| Sayville, Suffolk, New York, United States | |
| Anna Martha Wetzler | |
| B: | Jun 1888 |
| Brooklyn, Kings, New York, United States | |
| M: | 6 Oct 1920 |
| Suffolk, New York, United States | |
| D: | 11 Oct 1976 |
| Bellingham, Whatcom, Washington, United States | |
| Philip John Groh | |
| B: | Dec 1887 |
| New York | |
| D: | 14 Jan 1944 |
| Alice L Carlson | |
| B: | Sep 1893 |
| New York, New York, USA | |
| D: | Yes, date unknown |
| Amelia M Groh | |
| B: | 17 Dec 1898 |
| New York | |
| D: | 10 Feb 1973 |
| Suffolk County, New York, United States of America | |
| Frederick Sheppard Rhodes | |
| B: | 8 Apr 1895 |
| Bay Shore, Suffolk, New York, United States | |
| M: | 10 Dec 1921 |
| New York, United States | |
| D: | 27 Feb 1973 |
| Bay Shore, Suffolk, New York, United States | |
| Wilhelmina Groh | |
| B: | 18 Nov 1886 |
| New York, United States | |
| D: | 9 May 1911 |
| Sophia R Groh | |
| B: | Apr 1885 |
| New York, United States | |
| D: | 1961 |
| James Frame Hamilton | |
| B: | 15 Aug 1878 |
| Brooklyn, Kings, New York, United States | |
| M: | 1905 |
| Hermina Susannah Jumelet | |
| B: | Feb 1864 |
| Holland, Netherlands | |
| D: | 2 Apr 1917 |
| Sayville, Suffolk, New York, United States | |
| Paul Groh | |
| B: | 13 Oct 1864 |
| New York, United States | |
| M: | 10 Nov 1883 |
| Sayville, Suffolk, New York, United States | |
| D: | 24 Apr 1937 |
| Sayville, Suffolk, New York, United States | |
| Leendert Jumelet | |
| B: | 17 Mar 1835 |
| Bruinisse, Zeeland, Netherlands | |
| D: | 2 Jun 1908 |
| Sayville, Suffolk, New York, United States | |
| Wilhelmina Minders | |
| B: | 12 Nov 1834 |
| Zierikzee, Zeeland, Netherlands | |
| D: | 6 Feb 1924 |
| Sayville, Suffolk, New York, United States | |
