| Youth Eredivisie U19 2017/2018 Playoffs - Appearances as Referee |  |
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| 26/04/2018 | AFC Ajax | - | AZ Alkmaar | 3:0 | 2 | 1 | - |
| Youth Eredivisie U19 2017/2018 Playoffs - Appearances as Referee | |
|
|
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| 26/04/2018 | AFC Ajax | - | AZ Alkmaar | 3:0 | 2 | 1 | - |
| Complete name: | Johan Cornelis Jensch |
| Born: | |
| Place of birth: |
Netherlands |
| Nationality: |
Netherlands |