Heinrich married Cathrine Marie Sophie Thrine Hinze on 3 Sep 1837 in Beckedorf, Schaumburg, Niedersachsen, Germany. Cathrine (daughter of Conrad Cord Heinrich Hinze and Ilse Marie Soehle) was born on 21 Apr 1815 in Algesdorf, Schaumburg, Niedersachsen, Germany; died on 29 Mar 1890 in Schaumburg Township, Cook, Illinois, USA; was buried on 31 Mar 1890 in Schaumburg, Cook, Illinois, USA. [Group Sheet] [Family Chart]

1. Heinrich Conrad John Henry Haseman was born on 20 Sep 1838 in Beckedorf, Schaumburg, Niedersachsen, Germany; died on 13 Oct 1905 in Boone, Boone, Iowa, USA.
2. Heinrich Christian Henry Christopher Haseman was born on 12 Feb 1841 in Beckedorf, Schaumburg, Niedersachsen, Germany; died on 9 Aug 1906 in USA.
3. Engel Maria Sophie Mary Haseman was born on 10 Sep 1844 in Beckedorf, Schaumburg, Niedersachsen, Germany; died on 18 Dec 1923 in Schaumburg Township, Cook, Illinois, USA.
4. Friedrich Fritz Fred Haseman was born on 21 Sep 1848 in Illinois; died on 1 Apr 1917.
5. William F. Haseman was born on 20 Aug 1849 in Schaumburg, Cook, Illinois, USA; died on 15 Nov 1909 in Elgin, Kane, Illinois, USA.
6. August Gottlieb Hasemann was born on 20 Nov 1852 in Schaumburg Township, Cook, Illinois, USA; died on 29 May 1929 in Rice Lake, Barron, Wisconsin, USA.

Conrad married Christine Eleonore Halfeld. Christine was born on 23 Aug 1776 in Nordsehl, Niedersachsen, Germany; died on 26 Apr 1839 in Beckedorf, Schaumburg, Niedersachsen, Germany. [Group Sheet] [Family Chart]