1836 - 1921 (85 years)(Notes: You may have to scroll down or right to see chart.)
| Ivan Grant Gehrmann 1922-1963 |
| Ivan Grant Gehrmann | |
| B: | 13 Aug 1922 |
| Turtle Lake, Polk, Wisconsin, USA | |
| D: | 17 Aug 1963 |
| Downey, Lake, Illinois, USA | |
Esther Irene Strühnke 1927-2015 |
| Esther Irene Strühnke | |
| B: | 17 Nov 1927 |
| Saint Paul, Ramsey, Minnesota, USA | |
| D: | 31 Oct 2015 |
| Turtle Lake, Polk, Wisconsin, USA | |
| Albert Gehrmann 1893-1964 |
| Albert Gehrmann | |
| B: | 30 Apr 1893 |
| Saint Paul, Ramsey, Minnesota, USA | |
| D: | 29 Sep 1964 |
| Turtle Lake, Polk, Wisconsin, USA | |
| Wilhelmina Rose Bentz 1896-1994 |
| Wilhelmina Rose Bentz | |
| B: | 26 Apr 1896 |
| Engadine, Mackinac, Michigan, USA | |
| D: | 7 Oct 1994 |
| Amery, Polk, Wisconsin, USA | |
| Friedrich Albert Gehrmann 1867-1934 |
| Friedrich Albert Gehrmann | |
| B: | 4 Dec 1867 |
| Saint Paul, Ramsey, Minnesota, USA | |
| D: | 19 Sep 1934 |
| Eau Claire, Eau Claire, Wisconsin, USA | |
| Bertha Marie Ehlert 1869-1950 |
| Bertha Marie Ehlert | |
| B: | 15 Jul 1869 |
| Cleveland, Cuyahoga, Ohio, USA | |
| D: | 10 Feb 1950 |
| Turtle Lake, Barron, Wisconsin, USA | |
|
| Friedrich Ferdinand Gehrmann 1836-1921 |
| Friedrich Ferdinand Gehrmann | |
| B: | 14 Feb 1836 |
| Henkenhagen, Kolberg-Körlin, Pommern | |
| D: | 13 Oct 1921 |
| Clinton, Barron, Wisconsin, USA | |
| Elwine Bernhardine Marie Meyer 1835-1908 |
| Elwine Bernhardine Marie Meyer | |
| B: | 4 Apr 1835 |
| Mechenthin, Kolberg-Körlin, Pommern | |
| D: | 2 Apr 1908 |
| Almena, Barron, Wisconsin, USA | |
