| Father | Male Friedrich August Hammelmann |
| Born | 12 Feb 1836 | Seelübbe, Uckermark, Brandenburg, Germany |
| Died | 29 May 1920 | Howards Grove, Sheboygan Co, Wisconsin |
| Buried | ||
| Married | 08 Nov 1863 | Seelübbe, Uckermark, Brandenburg, Germany |
| Father | Johann Michael Hammelmann | F196948 Group Sheet | |
| Mother | Charlotte Marie Rutz | F196948 Group Sheet | |
| Mother | Female Justine Wilhelmina Strassburg |
| Born | 06 Aug 1833 | Seelübbe, Uckermark, Brandenburg, Germany |
| Died | 03 Jun 1912 | Howards Grove, Sheboygan Co, Wisconsin |
| Buried | ||
| Father | Gottfried Strassburg | F196949 Group Sheet | |
| Mother | Maria Elisabeth Graband | F196949 Group Sheet | |
| Child 1 | Female Marie Luise Friederike Hammelmann |
| Born | 11 Jul 1864 | Seelübbe, Uckermark, Brandenburg, Germany |
| Died | 24 Jul 1864 | Seelübbe, Uckermark, Brandenburg, Germany |
| Buried |
| Child 2 | Male Wilhelm August Michael Hammelmann |
| Born | 29 Sep 1864 | Seelübbe, Uckermark, Brandenburg, Germany |
| Died | 08 Nov 1865 | Seelübbe, Uckermark, Brandenburg, Germany |
| Buried |
| Child 3 | Male Otto Hammelman |
| Born | 1866 | |
| Died | 28 Aug 1941 | Independence, Buchanan Co, Iowa |
| Buried | ||
| Spouse | Helena Luloff | F196950 | |
| Married | 14 Sep 1890 | Iowa |
| Child 4 | Male Ferdinand August Hammelman |
| Born | 04 Jan 1868 | Sheboygan County, Wisconsin |
| Died | 18 Nov 1940 | Sheboygan, Sheboygan Co, Wisconsin |
| Buried | ||
| Spouse | Lucie Werner | F196951 | |
| Married | 1893 | |
| Spouse | Clara Wiedemeyer | F196952 | |
| Married | 16 Apr 1903 | |
| Child 5 | Female Anna Auguste Hammelmann |
| Born | 25 Jun 1869 | Manitowoc County, Wisconsin |
| Died | 15 Apr 1956 | |
| Buried | ||
| Spouse | Herman Wilhelm Sprenger | F196903 | |
| Married | 07 Sep 1890 | Howards Grove, Sheboygan Co, Wisconsin |
| Spouse | George Heinrich Albert Pieper | F196929 | |
| Married | 1933 | |
| Child 6 | Female Bertha Hammelman |
| Born | 01 Nov 1870 | |
| Died | 28 Feb 1957 | Placer County, California |
| Buried | ||
| Spouse | Frederick Johann Kirchheck | F196953 | |
| Married | 07 Feb 1893 | Sheboygan County, Wisconsin |
| Child 7 | Male William Friedrich Hammelman |
| Born | 29 Mar 1872 | Manitowoc County, Wisconsin |
| Died | ||
| Buried | ||
| Spouse | Ida Charlotte Trautmann | F196954 | |
| Married | 02 May 1897 | Sheboygan County, Wisconsin |
| Spouse | Minnie Eraum | F197762 | |
| Married | 18 Sep 1926 | Breitung, Dickinson Co, Michigan |