| Primera División 2006/2007 Clausura - Appearances as Referee |  |
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| 03/02/2007 | CF Monterrey | - | Cruz Azul | 1:2 | 8 | - | 1 |
| 25/02/2007 | UANL Tigres | - | Veracruz (old) | 1:0 | 5 | 1 | - |
| 24/03/2007 | Gallos Blancos (old) | - | UAG Tecos | 2:2 | 8 | - | - |
| Primera División 2006/2007 Clausura - Appearances as Referee | |
|
|
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| 03/02/2007 | CF Monterrey | - | Cruz Azul | 1:2 | 8 | - | 1 |
| 25/02/2007 | UANL Tigres | - | Veracruz (old) | 1:0 | 5 | 1 | - |
| 24/03/2007 | Gallos Blancos (old) | - | UAG Tecos | 2:2 | 8 | - | - |
| Complete name: | Erim Ramírez Ulloa |
| Born: | |
| Place of birth: |
Mexico |
| Nationality: |
Mexico |