| North American Soccer League 2017 Spring Season - Appearances as Referee |  |
 |
 |
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| 30/04/2017 | Puerto Rico FC | - | North Carolina FC | 0:1 | 2 | - | - |
| 09/07/2017 | Puerto Rico FC | - | Jacksonville Armada | 0:0 | - | - | - |
| North American Soccer League 2017 Spring Season - Appearances as Referee | |
|
|
||||
| 30/04/2017 | Puerto Rico FC | - | North Carolina FC | 0:1 | 2 | - | - |
| 09/07/2017 | Puerto Rico FC | - | Jacksonville Armada | 0:0 | - | - | - |
| Complete name: | William Anderson |
| Born: | 30/07/1979 |
| Place of birth: |
Puerto Rico |
| Nationality: |
Puerto Rico |