(1) He is married to Catharina Melo.
Permission for the marriage has been obtained in Hontenisse on January 26, 1686.Source 1
datum: 26 jan 1686; naam bruidegom: Jan Willemsen; naam bruid: Catharina Melo; scan: 18; link naar scan: https://www.familysearch.org/ark:/61903/3:1:3QS7-89QJ-34R1?i=17&cc=2036997
(2) He is married to Margrita Vijssen.
Permission for the marriage has been obtained in Hontenisse on January 6, 1709.Source 1
datum: 6 jan 1709; naam bruidegom: Jan Wilsem; weduwnaar van: Catelijna Meluw; naam bruid: Margrita Vijssen; scan: 56; link naar scan: https://www.familysearch.org/ark:/61903/3:1:3QS7-L9QJ-3HR3?i=55&cc=2036997