He is married to Kornelia Johanna Uphof.
They got married on October 23, 1907 at Rotterdam, Zuid-Holland, Netherlands , he was 42 years old.Source 1
Bruidegom Jacob Ruigrok , Maasland , 42
Vader Magchiel Ruigrok
Moeder Maria Ham
Bruid Kornelia Johanna Uphof , Zevenhoven , 30
Vader Johannes Theodorus Uphof
Moeder Maria Kornelia Beuk
Plaats Rotterdam
Huwelijksdatum 23-10-1907