| Father | Male Otto Hammelman |
| Born | 1866 | |
| Died | 28 Aug 1941 | Independence, Buchanan Co, Iowa |
| Buried | ||
| Married | 14 Sep 1890 | Iowa |
| Father | Friedrich August Hammelmann | F196947 Group Sheet | |
| Mother | Justine Wilhelmina Strassburg | F196947 Group Sheet | |
| Mother | Female Helena Luloff |
| Born | May 1872 | Iowa |
| Died | 16 Apr 1930 | Independence, Buchanan Co, Iowa |
| Buried | ||
| Father | ||
| Mother | ||