| Europa League 1975/1976 - Appearances as Referee |  |
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| 01/10/1975 | Dynamo Dresden | - | ASA Târgu Mureș (old) | 4:1 | 2 | - | - |
| 09/12/1975 | FKS Stal Mielec | - | TJ Internacionál Slovnaft Bratislava | 2:0 | - | - | - |
| Europa League 1975/1976 - Appearances as Referee | |
|
|
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| 01/10/1975 | Dynamo Dresden | - | ASA Târgu Mureș (old) | 4:1 | 2 | - | - |
| 09/12/1975 | FKS Stal Mielec | - | TJ Internacionál Slovnaft Bratislava | 2:0 | - | - | - |
| Complete name: | Nikola Milanov Dudin |
| Born: | 18/05/1932 † |
| Place of birth: |
Bulgaria |
| Nationality: |
Bulgaria |