He is married to Knelske HUIZINGA.
http://allegroningers.nl/personen/weergave/akte/layout/default/id/c94a576b-fd66-b2cf-0111-b707279768da/q/persoon_achternaam_t_0/g*l*h*o*/q/persoon_voornaam_t_0/joh*/q/persoon_rol_s_0/0/q/persoon_achternaam_t_1/dr*/q/persoon_rol_s_1/0
They got married on January 12, 1882 at Loppersum , he was 21 years old.
Child(ren):
The data shown has no sources.