1. | Jacob Klazes Grouwstra was born about 1896 in Beers, Baarderadeel, FR, NLD. Jacob married Jeltje Jans Lok on 05 Oct 1922 in Utingeradeel, FR, NLD. Jeltje (daughter of Jan Arends Lok and Aaltje Jans Wiersma) was born on 20 Jul 1897 in no. 285 (later 434), Oldeboorn, Utingeradeel, FR, NLD. [Group Sheet] [Family Chart] |