| USL Championship 2024 - Appearances as Referee |  |
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| 23/03/2024 | North Carolina FC | - | Tampa Bay Rowdies | 1:1 | 1 | - | - |
| USL Championship 2024 - Appearances as Referee | |
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| 23/03/2024 | North Carolina FC | - | Tampa Bay Rowdies | 1:1 | 1 | - | - |
| Complete name: | John C. Griggs |
| Born: | |
| Place of birth: |
USA |
| Nationality: |
USA |