Geert married Klaaske Hendriks Kamminga on 06 May 1897 in Utingeradeel, FR, NLD, and was divorced on 21 Feb 1918 in Leeuwarden, FR, NLD. Klaaske (daughter of Hendrik Tietes Kamminga and Gelske Jacobs Tuininga) was born about 1878 in Menaldum, Menaldumadeel, FR, NLD. [Group Sheet] [Family Chart]

Geert married Johanna Martina Jacoba Westenberg on 12 Dec 1918 in Stavoren, FR, NLD. Johanna (daughter of Jan Wilhelm Westenberg and Johanna Martina Jacoba Vest) was born about 1872 in Amsterdam, NH, NLD. [Group Sheet] [Family Chart]