Jan Elizëus Roorda 1867–1947 Johanna Maria Wilhelmina Itzig Heine 1866–1925 | | | | Gerrit Theodorus Roorda 1839–1918 Willempje Munstege 1862–1954 | | | | Jan Gerrits Roorda 1805–1877 Elisabeth Petronella Stort 1812–1899 | | | | Martina Gravius 1771–1835 |
| | | Theodora Gerarda van Genderen – |
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| | | Willem Ferdinand Itzig Heine – Johanna Maria Wilhelmina de Jong – |
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