1851 - 
| Robert W Mantha | |
| B: | 1918 |
| New York | |
| D: | Yes, date unknown |
| Alice Rose Mantha | |
| B: | 30 Nov 1910 |
| New York, United States | |
| D: | 4 Sep 2007 |
| Nassau, New York, United States | |
| Rupert Charles Parks | |
| B: | 4 Dec 1909 |
| New York City, New York, United States | |
| D: | 20 Dec 2002 |
| Huntington, Suffolk, New York, United States | |
| William Leopold Mantha | |
| B: | 21 Sep 1885 |
| New York, United States | |
| D: | 10 Nov 1976 |
| Florida, United States | |
| Nellie Frances Westerbeke | |
| B: | 19 Oct 1886 |
| West Sayville, Suffolk, New York, United States | |
| M: | 12 Dec 1906 |
| West Sayville, Suffolk, New York, United States | |
| D: | Abt 1927 |
| New York, United States | |
| George Herman Mantha | |
| B: | 14 Sep 1896 |
| Sayville, Islip, Suffolk, New York, United States | |
| D: | 17 Feb 1968 |
| Suffolk, New York, United States | |
| Charlotte Elsie "Elsie" Edwards | |
| B: | 16 Feb 1901 |
| Queens, New York City, New York, United States | |
| M: | 8 Mar 1933 |
| Suffolk, New York, United States | |
| D: | Oct 1988 |
| Dutchess, New York, United States | |
| Lewis H Mantha | |
| B: | Feb 1900 |
| New York | |
| D: | Bef 1910 |
| Maude Mantha | |
| B: | 1895 |
| New York, United States | |
| D: | 1940 |
| Sayville (Islip), Suffolk, New York, United States | |
| Charles Frederick Mantha | |
| B: | Dec 1880 |
| New York | |
| Margaret Theris Megan | |
| B: | Abt 1880 |
| M: | Dec 1909 |
| Suffolk Co, LI, New York | |
| D: | Yes, date unknown |
| Louis Mantha | |
| B: | 1851 |
| Germany | |
| Rosalie Martha Alwine Pausewang | |
| B: | 7 Nov 1859 |
| Germany | |
| M: | 1879 |
| D: | 16 Aug 1926 |
| Sayville, Suffolk County, New York, United States of America | |
