(1) He is married to (Not public).
They got married
(2) He is married to Adriaantie Kleijnemulder.
Permission for the marriage has been obtained in Hontenisse on April 19, 1670.Source 1
datum: 19 apr 1670; naam bruidegom: Castiaan Jongejan; weduwnaar van: Catalijntie Petegem; naam bruid: Adriaantie Kleijnemulders; scan: 12; link naar scan: https://www.familysearch.org/ark:/61903/3:1:3QS7-99QG-2VTW?i=11&cc=2037002