1. | Jan Alberts Kallenkoot was born about 1851 in Sneek, FR, NLD. Jan married Trijntje Annes Propstra on 10 May 1873 in Aengwirden, FR, NLD. Trijntje (daughter of Anne Alberts Propstra and Fimke Wiegers de Jong) was born about 1854 in Nijehaske, Haskerland, FR, NLD. [Group Sheet] [Family Chart] |