Gezin: Petrus Christianus Klerkx / Adriana Martha Plasman (F6055)
Petrus Christianus Klerkx (1895- ) |
Adriana Martha Plasman (1897- ) |
Willem Gijsbert Aen den Couwenberg (1480- )  |
| Jan Sberen van Belver (1320-1418) |
| Petrus Hermanus Antonius Klerkx (1932-2013) |
| Hendrik Aen den Couwenbergh (1480- ) |