| World Cup 2018 Russia - Appearances as Referee |  |
 |
 |
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| 20/06/2018 | Portugal | - | Morocco | 1:0 | 2 | - | - |
| 27/06/2018 | South Korea | - | Germany | 2:0 | 4 | - | - |
| 03/07/2018 | Colombia | - | England | 3:4 pso | 8 | - | - |
| World Cup 2018 Russia - Appearances as Referee | |
|
|
||||
| 20/06/2018 | Portugal | - | Morocco | 1:0 | 2 | - | - |
| 27/06/2018 | South Korea | - | Germany | 2:0 | 4 | - | - |
| 03/07/2018 | Colombia | - | England | 3:4 pso | 8 | - | - |
| Complete name: | Mark Geiger |
| Born: | 25/08/1974 |
| Place of birth: |
USA |
| Nationality: |
USA |