| KNVB beker 2017/2018 - Appearances as Referee |  |
 |
 |
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| 19/09/2017 | Helmond Sport | - | SC Cambuur | 1:5 | 2 | 1 | 1 |
| 25/10/2017 | Heracles Almelo | - | HSV Hoek | 3:1 | 1 | - | - |
| KNVB beker 2017/2018 - Appearances as Referee | |
|
|
||||
| 19/09/2017 | Helmond Sport | - | SC Cambuur | 1:5 | 2 | 1 | 1 |
| 25/10/2017 | Heracles Almelo | - | HSV Hoek | 3:1 | 1 | - | - |
| Complete name: | Christiaan Bax |
| Born: | 15/06/1988 |
| Place of birth: |
Netherlands |
| Residence: | Hendrik-Ido-Ambacht |
| Nationality: |
Netherlands |