(1) He is married to Geertruida Christina Inwal.
Permission for the marriage has been obtained in Amsterdam on October 2, 1767.Source 2
(2) He is married to Anna Maria Rasink.
They got married on April 15, 1773 at Amsterdam.Source 1
uit trouwboek: Philippus Willemsen, Rooms, wed. van Geertruij Christina Inwal en Maria Rasink, Rooms, 33 jaar met vader Michiel Rasink uit Oldenzaal