| | Schelte Sytzes Buwalda 1830–1884 | | |
| | Sytze Jans Buwalda 1802–1850 Baukjen Scheltes Wobma 1801–1848 | | |
| | Jan Wybes Buwalda 1769–1838 Klaas Klazes Hofstra 1773–1809 | | |
| | Sjoukje Jans Buwalda 1750–1814 Wybe Sytzes Buwalda 1740–1814 | | |
| | Trijntje Jans Smedema 1874–1897 | | |
| | Aaltje Johannes Sekema 1836–1896 Jan Geerts Smedema 1834–1912 | | |
| | Saap Ulbes Buwalda 1799–1861 Johannes Jans Sekema 1798–1881 | | |
| | Ulbe Jans Buwalda 1760–1812 | | |
| | | | | | Ulbe Abrahams Buwalda 1672– | | | | Abraham Ulbes Buwalda 1635– | | | | Ulbe Tiaerts Buwalda 1610–1657 Tryncke Pybes Nijstins 1610– | | | | Tiaert Ulbes Buwalda 1580–1615 | | |
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