| Europa League 1972/1973 - Appearances as Referee |  |
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 |
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| 27/09/1972 | Partick Thistle | - | Budapest Honved SE | 0:3 | - | - | - |
| 13/12/1972 | 1. FC Kaiserslautern | - | FC Ararat | 5:4 pso | - | - | - |
| Europa League 1972/1973 - Appearances as Referee | |
|
|
||||
| 27/09/1972 | Partick Thistle | - | Budapest Honved SE | 0:3 | - | - | - |
| 13/12/1972 | 1. FC Kaiserslautern | - | FC Ararat | 5:4 pso | - | - | - |
| Complete name: | Leonardus Wilhelmus van der Kroft |
| Born: | 02/02/1929 † 24/11/2016 |
| Place of birth: |
Den Haag, 
Netherlands |
| Nationality: |
Netherlands |