+---- Eeuwout Willemsz. ? †/1672
+---- Willem Eeuwitsen Casteleijn †1716
| +---- Leuntgen Jansdochter ?
+---- Gerrit Willemse Kasteleijn ca 1695-1737
| | +---- Jan Cornelisse Coek †/1735
| +---- Geurtje Jans Koek †1749
| +---- ? ?
==== Kornelis Gerritse Kasteleijn †1795
| +---- Cornelis Cornelisz. Spruijt †1729
+---- Martje Cornelis Spruijt †1734
| +---- Jonge Cornelis Cornelisz. Ruijch /1640-
+---- Duifgen Cornelis Ruijch †
+---- Appolonia Gijsen Bickbergen
|