| Male DEMMIN, Ludwig Johann Wilhelm |
| Birth | 10 Jan 1887 | Town of Porter, Niagara County, NY |
| Death | Yes, date unknown | |
| Burial | ||
| Marriage | 14 Nov 1911 | North Ridge, Town of Cambria, Niagara County, NY |
| Father | DEMMIN, Wilhelm Johann | F22650 Group Sheet | |
| Mother | BORGET, Maria Sophia Johanna | F22650 Group Sheet | |
| Female DONNER, Emma Caroline Bertha |
| Birth | 15 Mar 1890 | Town of Wilson, Niagara County, NY |
| Death | 7 May 1969 | North Tonawanda, Niagara County, NY |
| Burial | ||
| Father | DONNER, Wilhelm Johann | F27361 Group Sheet | |
| Mother | WOEHL, Bertha C | F27361 Group Sheet | |
| Male DEMMIN, Clifford William |
| Birth | 23 Feb 1913 | Town of Wilson, Niagara County, NY |
| Death | 22 Nov 2005 | Lockport, Niagara County, NY |
| Burial | ||
| Spouse | GOTTS, Mabel Elizabeth | F40533 | |
| Marriage | 16 Jan 1937 | North Ridge, Town of Cambria, Niagara County, NY |
| Male DEMMIN, Kenneth L |
| Birth | 17 Jan 1916 | Town of Wilson, Niagara County, NY |
| Death | 22 Sep 1985 | North Tonawanda, Niagara County, NY |
| Burial | ||
| Spouse | FRIELING, Theresa S | F23036 | |
| Marriage | 12 Apr 1947 | Town of Wheatfield, Niagara County, NY |
| Male DEMMIN, Merton |
| Birth | 16 Dec 1919 | Town of Wilson, Niagara County, NY |
| Death | 18 Aug 2000 | Lockport, Niagara County, NY |
| Burial | ||
| Spouse | SCHEITHIER, Thelma M | F27362 | |
| Marriage | 25 Nov 1939 | North Ridge, Town of Cambria, Niagara County, NY |