 | Jan Germs Oldenziel (1869- ) 
|
 | Janneke van Gelderen (1878- )
|
| Roelf Jan Oldenziel (1900-1900) |
| Cornelia Antonia Oldenziel (1903- )  |
| Jan Germs Oldenziel (1908- ) |
| Roelf Gozen Oldenziel (1911-1911) |
| Johan Oldenziel (1912-1913) |
| Johannes Marinus Arnoldus (1897- )
|
| Annechien Oldenziel (1901- )
|
