1. | Sybrandt Doytthies Bonga was born in 1426 in Kimswerd, Friesland, Netherlands. Family/Spouse: Wilsck Idserts Douma. Wilsck (daughter of Idsert Janckes Douma and Gaets Foppes Popma) was born in 1430 in Kimswerd, Friesland, Netherlands. [Group Sheet] [Family Chart] Children:
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