| U.S. Open Cup 2016 - Appearances as Referee |  |
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| 02/06/2016 | Saint Louis FC | - | Minnesota United FC | 0:2 | 1 | - | - |
| 16/06/2016 | Columbus Crew | - | Tampa Bay Rowdies | 4:0 | 1 | - | - |
| U.S. Open Cup 2016 - Appearances as Referee | |
|
|
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| 02/06/2016 | Saint Louis FC | - | Minnesota United FC | 0:2 | 1 | - | - |
| 16/06/2016 | Columbus Crew | - | Tampa Bay Rowdies | 4:0 | 1 | - | - |
| Complete name: | Greg Dopka |
| Born: | |
| Place of birth: |
USA |
| Nationality: |
USA |