Abt 1830 - 
| Alfred De Piazzy | |
| B: | 28 Oct 1907 |
| Philadelphia Pennsylvania | |
| D: | Nov 1925 |
| Islip, Suffolk, New York, United States | |
| Victoria E. De Piazzy | |
| B: | 1905 |
| Pennsylvania | |
| John DePiazzy | |
| B: | 27 Oct 1877 |
| New York, United States | |
| D: | 1940 |
| Queens, New York City, New York, United States | |
| Elizabeth Coughlan | |
| B: | 1885 |
| New York | |
| M: | 1899 |
| New York City, New York, United States | |
| George Joseph De Piazzy | |
| B: | 1928 |
| Jersey City, Hudson, New Jersey, United States | |
| D: | 1977 |
| Smiths Point Beach, Suffolk Ny | |
| Ann M Seigerman | |
| B: | 1932 |
| The Bronx, New York City, New York, United States | |
| D: | 2018 |
| Palmyra, Suffolk, Virginia, United States | |
| Philip Cornelius Bakelaar | |
| B: | 26 Apr 1926 |
| West Sayville, Islip, Suffolk, New York, United States | |
| D: | 2 Nov 1990 |
| Sayville, Islip, Suffolk, New York, United States | |
| George DePiazzy | |
| B: | 16 Sep 1896 |
| Bellport, Suffolk, New York, United States | |
| D: | 12 May 1985 |
| Blue Point, Suffolk, New York, United States | |
| Catherine Clarisse DuBarry | |
| B: | 10 Apr 1908 |
| New York, United States | |
| D: | 19 Aug 1999 |
| Sayville, Islip, Suffolk, New York, United States | |
| Josephine DePiazzy | |
| B: | 1892 |
| New York, United States | |
| D: | 1942 |
| Medford, Suffolk, New York, United States | |
| Charles Sievers | |
| B: | Abt 1880 |
| D: | Yes, date unknown |
| Wilhelmina DePiazzy | |
| B: | 1888 |
| New York, United States | |
| D: | Jan 1978 |
| Patchogue, Suffolk, New York, United States | |
| Edward DePiazzy | |
| B: | 14 Sep 1930 |
| D: | 9 Jul 2014 |
| Edward Jerome DePiazzy | |
| B: | Dec 1900 |
| Patchogue, Suffolk, New York, United States | |
| D: | 1978 |
| Edith Biggio | |
| B: | 31 Mar 1903 |
| New York | |
| D: | 27 Oct 1973 |
| Aldred De Piazzy | |
| B: | 1886 |
| New York, United States | |
| D: | 1913 |
| New York, United States | |
| Joseph Piazzy | |
| B: | 1897 |
| New York | |
| Mary Lena De Piazzy | |
| B: | 1885 |
| New York, United States | |
| D: | 5 Mar 1885 |
| New York, United States | |
| Vittorio De Piazzy | |
| B: | 1882 |
| Italy | |
| D: | 19 Sep 1883 |
| Calvary Cemetery, Woodside, Queens, NY | |
| Victoria Podesta | |
| B: | Apr 1859 |
| Italy | |
| D: | Apr 1930 |
| Manhattan, New York City, New York, United States | |
| Joseph Giuseppe De Piazzy | |
| B: | 7 Nov 1852 |
| Italy | |
| M: | 3 Nov 1876 |
| Manhattan, New York City, New York, United States | |
| D: | 19 Apr 1930 |
| Patchogue Li, New York, United States | |
| Maria Cafarat | |
| B: | Abt 1830 |
| Joseph Podesta | |
| B: | Abt 1830 |
