(1) He is married to Lena Koekebakker.
They got married on February 11, 1914 at Leiden , he was 35 years old.Source 1
The couple were divorced from September 16, 1921 at Leiden .Source 1
(2) He is married to Maria van Wouw.
They got married on October 12, 1921 at Rotterdam , he was 42 years old.Source 2
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