1. | Klaaske Thijses van der Werf was born on 28 Dec 1878 in Irnsum, Rauwerderhem, FR, NLD. Klaaske married Sikke Reimers Bergsma on 22 May 1909 in Leeuwarderadeel, FR, NLD. Sikke (son of Reimer Jans Bergsma and Pietrik Gerardus Hempenius) was born about 1879 in Baard, Baarderadeel, FR, NLD. [Group Sheet] [Family Chart] |