1. | Sijtske Rinzes Koopmans was born on 14 Feb 1881 in Beets, Opsterland, FR, NLD. Sijtske married Jan Sijbes de Vries on 25 May 1905 in Haskerland, FR, NLD. Jan (son of Siebe Tijsses de Vries and Jacoba Jans Prinsen) was born about 1882 in Oudehaske, Haskerland, FR, NLD. [Group Sheet] [Family Chart] |