1904 - 1988 (84 years)
| Robert J Schupp Abt 1934-2017 |
| Robert J Schupp | |
| B: | Abt 1934 |
| Wisconsin | |
| D: | 2017 |
 | Mariann I Schupp 1939-2012 |
| Mariann I Schupp | |
| B: | 4 Nov 1939 |
| Wisconsin | |
| D: | 23 May 2012 |
| Richard George Quasius 1935-1999 |
| Richard George Quasius | |
| B: | 10 May 1935 |
| Sheboygan, Sheboygan, Wisconsin, USA | |
| D: | 26 May 1999 |
| West Bend, Washington, Wisconsin, USA | |
| Ottmar Edward Schupp 1904-1988 |
| Ottmar Edward Schupp | |
| B: | 6 Mar 1904 |
| Germany | |
| D: | 28 Dec 1988 |
| Milwaukee, Milwaukee, Wisconsin, USA | |
| Esther Marie Mayer 1912-1977 |
| Esther Marie Mayer | |
| B: | 14 Mar 1912 |
| Milwaukee, Milwaukee, Wisconsin, USA | |
| M: | 10 Sep 1932 |
| Milwaukee, Wisconsin, USA | |
| D: | 9 Nov 1977 |
| Westminster, Orange, California, USA | |
