| Male PROEFROCK, George Julius Christian |
| Birth | 10 Dec 1895 | North Tonawanda, Niagara County, NY |
| Death | 2 Feb 1977 | North Tonawanda, Niagara County, NY |
| Burial | ||
| Marriage | 1925 | North Tonawanda, Niagara County, NY |
| Father | PROEFROCK, Christian Friedrich | F13829 Group Sheet | |
| Mother | SEEFELDT, Wilhelmine Therese | F13829 Group Sheet | |
| Female ALTMAYER, Anna Marie |
| Birth | 6 Oct 1900 | Hungary |
| Death | 4 Jan 1983 | North Tonawanda, Niagara County, NY |
| Burial | ||
| Father | ALTMAYER, Joseph | F20065 Group Sheet | |
| Mother | Katherine | F20065 Group Sheet | |
| Male PROEFROCK, Robert G |
| Birth | May 1927 | North Tonawanda, Niagara County, NY |
| Death | 8 Oct 2011 | North Tonawanda, Niagara County, NY |
| Burial | ||
| Spouse | FIFIELD, June C | F20066 | |
| Marriage | 7 Jul 1951 | North Tonawanda, Niagara County, NY |
| Female PROEFROCK, Irene Rose |
| Birth | Jun 1928 | New York |
| Death | 18 Jun 2014 | Lockport, Niagara County, NY |
| Burial | ||
| Spouse | WEISS, Jack E | F20067 | |
| Marriage | ||