| MLS is Back KO Stage 2020 - Appearances as Referee |  |
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| 29/07/2020 | Columbus Crew | - | Minnesota United FC | 3:5 pso | 1 | - | - |
| 06/08/2020 | Philadelphia Union | - | Portland Timbers | 1:2 | 2 | - | - |
| MLS is Back KO Stage 2020 - Appearances as Referee | |
|
|
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| 29/07/2020 | Columbus Crew | - | Minnesota United FC | 3:5 pso | 1 | - | - |
| 06/08/2020 | Philadelphia Union | - | Portland Timbers | 1:2 | 2 | - | - |
| Complete name: | Allen Chapman |
| Born: | 18/08/1974 |
| Place of birth: |
USA |
| Nationality: |
USA |