Johann married Catharina Adelheid Athmer on 17 Apr 1808 in Schale, Westfalen, Germany. Catharina (daughter of Gerdt Henrich Thale Athmer and Anna Margaretha Schallenberg) was born in 1774 in Schale, Westfalen, Germany; was christened on 8 Apr 1774 in Schale, Westfalen, Germany; died on 6 Mar 1812 in Schale, Westfalen, Germany. [Group Sheet] [Family Chart]