Kinderen |
| 1. Aaltjen Roelofs Koster, ged. 7 jun 1779, Rogat,,Drenthe,Nederland |
+ | 2. Aaltje Roelofs Koster, ged. 31 sep 1780, Rogat,,Drenthe,Nederland |
| 3. Albert Roelofs Koster, ged. 23 feb 1783, Rogat,,Drenthe,Nederland |
| 4. Roelofjen Roelofs Coster, ged. 31 okt 1784, Rogat,,Drenthe,Nederland |
| 5. Roelof Roelofs Koster, ged. 7 mei 1786, Rogat,,Drenthe,Nederland |
| 6. Hermannus Roelofs Koster, ged. 19 mrt 1788, Rogat,,Drenthe,Nederland |
| 7. Harm Roelofs Koster, ged. 12 sep 1791, Rogat,,Drenthe,Nederland |
| 8. Jacob Roelofs Koster, ged. 16 okt 1796, Rogat,,Drenthe,Nederland |
| 9. Trijntjen Roelofs Koster, ged. 16 sep 1798, Rogat,,Drenthe,Nederland |
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