He is married to Maria Pieterse Sinke.
Permission for the marriage has been obtained in Kruiningen on August 15, 1716.Source 1
424. Otr. 15 augustus, Dingenis Pietersz. van Oosten, jm., en Maria Pieterse Sinke, jd. beide geboren te Schore, en aldaar woonachtig.
Kruiningen index ref. trouwen 1671-1810 https://geneaknowhow.net/script/zee/Trouwen%20Kruiningen%201671-1810.pdf