| Major League Soccer 2014 - Appearances as Referee |  |
 |
 |
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| 09/03/2014 | CD Chivas | - | Chicago Fire | 3:2 | 5 | - | - |
| Major League Soccer 2014 - Appearances as Referee | |
|
|
||||
| 09/03/2014 | CD Chivas | - | Chicago Fire | 3:2 | 5 | - | - |
| Complete name: | William Anderson |
| Born: | 30/07/1979 |
| Place of birth: |
Puerto Rico |
| Nationality: |
Puerto Rico |