Achterhoek Ancestors
Family: Gradus Speelberg / Janna Berendina Grevink (F12987)
m. 21 Sep 1831Garrit Jan Speelberg (1770- ) 
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Janna Wevers (1766- )
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| Roelof Speelberg (1795- ) |
Berend Willem Speelberg (1798- )  |
| Garrit Hendrik Speelberg (1808- ) |
| Hendrikus Grevink (1812- ) |
| Engele Grevink (1815- ) |
| Janna Berendina Grevink (1806- )
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| Gradus Speelberg (1803- )
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| Gerrit Jan Speelberg (1836- ) |
| Gesiena Speelberg (1847- ) |