Geert Witkop1849–
- Name
- Geert Witkop
| Birth | estimated as equal to wife's birth year about 1849 |
| Birth of a son #1 | Marten Witkop July 19, 1874 (Age 25 years) |
| Death of a son | Marten Witkop April 3, 1955 (Age 106 years) |
| Family with Willemke Poelma |
| himself |
Geert Witkop Birth: estimated as equal to wife's birth year — about 1849 |
| wife |
Willemke Poelma Birth: estimated a gap of 25 years — about 1849 |
| son |
Marten Witkop Birth: 't Zand, Groningen, Netherlands — July 19, 1874 25 25 — Eenum, Loppersum, Groningen, Netherlands Death: given as in Noord-Brabant — April 3, 1955 — Haren, Groningen, The Netherlands |