| 1. | Wierenga, Sjolle Markus Family/Spouse: Wierenga, Sieuke Sapes. [Group Sheet] [Family Chart]
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| 2. | Wierenga, Rense Sjolles Rense married Douma, Henke Douwes on 23 Oct 1835 in Oostdongeradeel. Henke (daughter of Douma, Douwe Jans and Sybesma, Sytske Botes) was born on 30 Jun 1810 in Anjum; died on 9 Aug 1869 in Engwierum. [Group Sheet] [Family Chart]
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| 3. | WIERENGA, Sjolle Renzes Family/Spouse: LIPSTRA, Tjitske Nammens. [Group Sheet] [Family Chart]
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| 4. | WIERENGA, Jan Sjolles Jan married POSTHUMA, Hiltje on 25 May 1905 (civil) in Engwierum. Hiltje was born on 17 Nov 1884 in Akkerwoude; died on 04 Jan 1970. [Group Sheet] [Family Chart]
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