He is married to Cornelia Wijker.
They got married on May 4, 1933 at Egmond aan Zee, he was 22 years old.Source 3
Child(ren):
RAA-BR | Egmond aan Zee | bevolkingsregister 1920-1940 | W t/m Z | pag 608
https://www.genealogieonline.nl/genealogie-van-raam/bronnen/persoonskaart Maarten Wijker - 013533pk
NHA-BS | 358.37 | 21933 | Egmond aan Zee | huw.akte 9/1933