Johan married Maria Catharina THAMAN on 7 Nov 1776 in Neuenkirchen, Oldenburg, Germany. Maria (daughter of Johan Henrich STEINKAMP and Anna Elizabeth THAMAN) was born on 1 Oct 1752 in Nellinghof, Neuenkirchen, Oldenburg, Germany; died on 25 Oct 1780 in Winnern Leibz, Germany. [Group Sheet] [Family Chart]
