1. | Johannes Klazes Boonstra was born on 23 Mar 1869 in Grouw, Idaarderadeel, FR, NLD. Johannes married Tjitske Bokma on 21 Feb 1892 in Grouw, Idaarderadeel, FR, NLD. [Group Sheet] [Family Chart]
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2. | Klaas Johannes Boonstra (1.Johannes1) was born on 06 May 1892 in Grouw, Idaarderadeel, FR, NLD. |