Marcus married Anne Mette Ottosen on 22 Mar 1921 in Vester Hassing Kirke, Vester Hassing Sogn, Aalborg Amt, Danmark. Anne (daughter of Carl Jens Arenstorff Ottosen and Marie Mortensen) was born on 21 Apr 1891 in Krogaard, Vester Hassing, Vester Hassing Sogn, Aalborg Amt, Danmark; died on 13 Oct 1980; was buried in Kirkegård, Vester Hassing, Vester Hassing Sogn, Aalborg Amt, Danmark. [Group Sheet] [Family Chart]