He is married to Elena Polderman.
Permission for the marriage has been obtained in Kruiningen on October 26, 1782.Source 1
They got married on November 19, 1782 at Schore.Source 11192. Otr. 26 oktober, Tr. 19 oktober [!] tot Schoore, Jan van de Velde, jm. geboren tot Yerseke, met Elena Poldermans, jd. gebooren tot Cruijningen, beijde woonende alhier.
Kruiningen index ref. trouwen 1671-1810 https://geneaknowhow.net/script/zee/Trouwen%20Kruiningen%201671-1810.pdf