| Major League Soccer 2010 Playoffs - Appearances as Referee |  |
 |
 |
||||
| 05/11/2010 | New York RB | - | San Jose Earthquakes | 1:3 | 2 | - | - |
| Major League Soccer 2010 Playoffs - Appearances as Referee | |
|
|
||||
| 05/11/2010 | New York RB | - | San Jose Earthquakes | 1:3 | 2 | - | - |
| Complete name: | Mark Geiger |
| Born: | 25/08/1974 |
| Place of birth: |
USA |
| Nationality: |
USA |