(1) He is married to Fennegien Catharina Holtz.
They got married on September 7, 1865 at Groningen , he was 32 years old.Source 1
(2) He is married to Boukje van der Werf.
They got married on October 3, 1869 at Bolsward , he was 36 years old.Source 2
0075 Regionaal Historisch Centrum Groningen - http://www.allegroningers.nl
0001 Wie Was Wie - website http://www.wiewaswie.nl/