Joan married Anna Maria Gertrud THAMAN on 28 Apr 1812 in Neuenkirchen, Oldenburg, Germany. Anna (daughter of Johann Heinrich THAMAN and Anna Maria Gertrude HOLTHEIDE) was born on 19 Oct 1783 in Nellinghof, Neuenkirchen, Oldenburg, Germany; died on 3 Aug 1841 in Nellinghof, Neuenkirchen, Oldenburg, Germany. [Group Sheet] [Family Chart]
