He is married to Josine Willemsd. Haeck.
They got married
Child(ren):
Willem Thielen was the son of Joachim Cornelisz. Thielen and Josina Willemsdr. Haack. In 1623 he was a minister at Grijpskerke and from 1624 onwards in London. He married Maria de Fraeye, daughter of Jan de Fraeye and Maria Radermacher, in Middelburg in November 1625. - See more at: http://www.weissgallery.com/paintings/maria-de-fraeye-1605-%E2%80%93-1682#sthash.jbrR7oI3.dpuf
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