| Male KOEPPEN, Wilhelm John |
| Birth | 14 Oct 1848 | Uckermark, Brandenburg, Germany |
| Death | 1929 | Niagara County, NY |
| Burial | ||
| Marriage | 3 Oct 1872 | North Ridge, Town of Cambria, Niagara County, NY |
| Father | KOEPPEN, Johann | F63276 Group Sheet | |
| Mother | Maria | F63276 Group Sheet | |
| Female LUICK, Auguste Maria Louise |
| Birth | 12 Aug 1851 | Rheinberg, Nordrhein-Westfalen, Germany |
| Death | 29 Jan 1929 | Niagara County, NY |
| Burial | ||
| Father | ||
| Mother | ||
| Female KOEPPEN, Martha |
| Birth | 25 Mar 1873 | Town of Wilson, Niagara County, NY |
| Death | Abt Oct 1938 | Niagara County, NY |
| Burial | ||
| Spouse | BRANDT, John T | F60149 | |
| Marriage | Abt 1894 | |
| Female KOEPPEN, Louise |
| Birth | 19 Apr 1875 | Town of Wilson, Niagara County, NY |
| Death | Yes, date unknown | |
| Burial |
| Male KOEPPEN, Johann Wilhelm Christian |
| Birth | 25 May 1877 | Town of Wilson, Niagara County, NY |
| Death | Yes, date unknown | |
| Burial |
| Female KOEPPEN, Ida Marie Louise |
| Birth | 9 Jul 1880 | Town of Wilson, Niagara County, NY |
| Death | 28 Jan 1949 | Town of Cambria, Niagara County, NY |
| Burial | ||
| Spouse | HONECK, Johann Heinrich Hermann | F81918 | |
| Marriage | 26 Dec 1900 | North Ridge, Town of Cambria, Niagara County, NY |
| Male KOEPPEN, Wilhelm Friedrich Rufus |
| Birth | 8 Sep 1881 | Town of Wilson, Niagara County, NY |
| Death | Yes, date unknown | |
| Burial |
| Female KOEPPEN, Maria Augusta Wilhelmine |
| Birth | 29 Aug 1883 | Town of Cambria, Niagara County, NY |
| Death | 24 Nov 1964 | Gasport, Niagara County, NY |
| Burial | ||
| Spouse | BROCKMAN, Fred W | F63523 | |
| Marriage | 1907 | |
| Female KOEPPEN, Rosa Augusta Wilhelmine |
| Birth | 4 Nov 1884 | Town of Cambria, Niagara County, NY |
| Death | Yes, date unknown | |
| Burial | ||
| Spouse | GANSHAW | F63524 | |
| Marriage | ||
| Female KOEPPEN, Emma Maria |
| Birth | 16 Mar 1887 | Town of Cambria, Niagara County, NY |
| Death | Jan 1973 | Lockport, Niagara County, NY |
| Burial | ||
| Spouse | SCHULTZ, Rudolph Karl Friedrich | F69034 | |
| Marriage | 6 Feb 1907 | North Ridge, Town of Cambria, Niagara County, NY |
| Female KOEPPEN, Lily Louise Wilhelmine |
| Birth | 6 Dec 1889 | Town of Cambria, Niagara County, NY |
| Death | Yes, date unknown | |
| Burial |
| Female KOEPPEN, Albertine Louise |
| Birth | 18 Apr 1891 | Town of Cambria, Niagara County, NY |
| Death | Town of Cambria, Niagara County, NY |
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| Burial |