| U.S. Open Cup 2019 - Appearances as Referee |  |
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 |
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| 12/06/2019 | Saint Louis FC | - | Chicago Fire | 2:1 | 2 | - | - |
| U.S. Open Cup 2019 - Appearances as Referee | |
|
|
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| 12/06/2019 | Saint Louis FC | - | Chicago Fire | 2:1 | 2 | - | - |
| Complete name: | Greg Dopka |
| Born: | |
| Place of birth: |
USA |
| Nationality: |
USA |