| Playoffs Eredivisie 2018/2019 Relegation - Appearances as Referee |  |
 |
 |
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| 10/05/2019 | NEC Nijmegen | - | RKC Waalwijk | 2:0 | 4 | - | - |
| 19/05/2019 | TOP Oss | - | Sparta Rotterdam | 0:2 | 2 | - | - |
| Playoffs Eredivisie 2018/2019 Relegation - Appearances as Referee | |
|
|
||||
| 10/05/2019 | NEC Nijmegen | - | RKC Waalwijk | 2:0 | 4 | - | - |
| 19/05/2019 | TOP Oss | - | Sparta Rotterdam | 0:2 | 2 | - | - |
| Complete name: | Christiaan Bax |
| Born: | 15/06/1988 |
| Place of birth: |
Netherlands |
| Residence: | Hendrik-Ido-Ambacht |
| Nationality: |
Netherlands |