| Roelof Hendrik Potman |
| Roelof Hendrik Potman | |
| B: | 12 Oct 1936 |
| Kampen | |
| D: | 26 Jul 2001 |
| Lochem | |
| Reijntje Elisabeth Oskam |
| Reijntje Elisabeth Oskam | |
| B: | 8 Jul 1939 |
| Sneek | |
| M: | 24 Jan 1961 |
| Haren | |
|
| Hendrik Potman |
| Hendrik Potman | |
| B: | 17 Dec 1898 |
| Zwartsluis | |
| D: | 19 Mar 1979 |
| De Meern | |
| Hendrika Potman |
| Hendrika Potman | |
| B: | 18 Nov 1899 |
| Zwartsluis | |
| M: | 9 Apr 1925 |
| Zwartsluis | |
| D: | 5 Oct 1987 |
| Vinkeveen | |