| Father | Male Herbert August Mailahn |
| Born | 06 Sep 1905 | |
| Died | 17 Feb 1970 | |
| Buried | Seymour City Cemetery, Seymour, Wisconsin |
|
| Married | 22 Sep 1930 | New York |
| Father | August Mailahn | F107896 Group Sheet | |
| Mother | Bertha G Maschinski | F107896 Group Sheet | |
| Mother | Female Eunice Marie Krueger |
| Born | 02 Feb 1911 | Appleton, Outagamie, Wisconsin |
| Died | 14 Jun 1970 | |
| Buried | Seymour City Cemetery, Seymour, Wisconsin |
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| Father | ||
| Mother | ||
| Child 1 | Female Yvonne Shirley Mailahn |
| Born | 14 Oct 1931 | Appleton, Outagamie, Wisconsin |
| Died | 24 Dec 2007 | Washington |
| Buried | ||
| Spouse | Lee Raymond Mueller | F170784 | |
| Married | Aug 1949 | |
| Spouse | John James O'Brien | F170785 | |
| Married | 1954 | |
| Spouse | Kenneth Nile O'Brien | F170786 | |
| Married | 02 Jun 1955 | Seymour, Outagamie Co, Wisconsin |
| Child 3 | Male Robert Lee Mailahn |
| Born | 09 Dec 1945 | Green Bay, Brown, Wisconsin |
| Died | 25 Nov 1975 | |
| Buried | Seymour City Cemetery, Seymour, Wisconsin |