| Eredivisie 1959/1960 - Appearances as Referee |  |
 |
 |
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| 29/11/1959 | DWS Amsterdam | - | RC&FC Sparta | 2:2 | - | - | - |
| 27/03/1960 | Willem II | - | Sittardia | 2:1 | - | - | - |
| 08/05/1960 | Willem II | - | Blauw Wit | 2:2 | - | - | - |
| Eredivisie 1959/1960 - Appearances as Referee | |
|
|
||||
| 29/11/1959 | DWS Amsterdam | - | RC&FC Sparta | 2:2 | - | - | - |
| 27/03/1960 | Willem II | - | Sittardia | 2:1 | - | - | - |
| 08/05/1960 | Willem II | - | Blauw Wit | 2:2 | - | - | - |
| Complete name: | Jaap Verkerk |
| Born: | 02/06/1933 |
| Place of birth: |
Netherlands |
| Nationality: |
Netherlands |