(Notes: You may have to scroll down or right to see chart.)
| Amalia Viola Marquardt 1904- |
| Amalia Viola Marquardt | |
| B: | 9 Jul 1904 |
| Sheboygan, Sheboygan, Wisconsin, USA | |
Wilbert Louis Marquardt 1906-1906 |
| Wilbert Louis Marquardt | |
| B: | 25 Aug 1906 |
| Sheboygan, Wisconsin, USA | |
| D: | 28 Aug 1906 |
| Sheboygan, Wisconsin, USA | |
| Severa Marquardt 1908- |
| Severa Marquardt | |
| B: | 1908 |
| Raymond L. Marquardt 1909-1993 |
| Raymond L. Marquardt | |
| B: | 25 Mar 1909 |
| Sheboygan, Wisconsin, USA | |
| D: | 30 Sep 1993 |
| Mountain, Oconto, Wisconsin, USA | |
| Thomas G. Maratik 1936-2001 |
| Thomas G. Maratik | |
| B: | 17 Jul 1936 |
| Sheboygan, Wisconsin, USA | |
| D: | 29 Aug 2001 |
| Wilke's Lake, Kiel, Manitowoc, Wisconsin, USA | |
| Emil William Marquardt 1880-1967 |
| Emil William Marquardt | |
| B: | 4 Aug 1880 |
| Brussels, Door, Wisconsin, USA | |
| D: | 9 Mar 1967 |
| Sheboygan, Sheboygan, Wisconsin, USA | |
| Martha Anna Pauline Neitzel 1877-1939 |
| Martha Anna Pauline Neitzel | |
| B: | 1 Nov 1877 |
| Standemin, Belgard, Pommern | |
| D: | 1939 |
