| U.S. Open Cup 2017 - Appearances as Referee |  |
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| 01/06/2017 | Phoenix Rising | - | San Francisco Deltas | 1:2 | 6 | - | - |
| U.S. Open Cup 2017 - Appearances as Referee | |
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|
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| 01/06/2017 | Phoenix Rising | - | San Francisco Deltas | 1:2 | 6 | - | - |
| Complete name: | Robi Hullner |
| Born: | |
| Place of birth: |
USA |
| Nationality: |
USA |