| Primera División 2003/2004 Apertura - Appearances as Assistant | ||||
| 02/08/2003 | Gallos Blancos (old) | - | CF Pachuca | 0:0 |
| 08/08/2003 | Jaguares Chiapas | - | Deportivo Toluca | 0:1 |
| 16/08/2003 | Puebla FC | - | Santos Laguna | 1:1 |
| 22/08/2003 | Atlas Guadalajara | - | Veracruz (old) | 2:2 |
| 29/08/2003 | CF Monterrey | - | CF América | 2:2 |
| 23/09/2003 | Atlas Guadalajara | - | Real San Luis | 4:1 |
| 04/10/2003 | Pumas UNAM | - | Deportivo Toluca | 3:2 |
| 11/10/2003 | Gallos Blancos (old) | - | UAG Tecos | 0:3 |
| 18/10/2003 | Club Irapuato | - | Puebla FC | 3:1 |
| 21/10/2003 | Deportivo Guadalajara | - | Veracruz (old) | 3:1 |
| 25/10/2003 | Atlante | - | Jaguares Chiapas | 3:0 |
| 31/10/2003 | UANL Tigres | - | Atlas Guadalajara | 4:1 |
| 07/11/2003 | CF Monterrey | - | Club Necaxa | 0:0 |
| 15/11/2003 | Pumas UNAM | - | UAG Tecos | 2:2 |
| 21/11/2003 | CF América | - | Puebla FC | 4:1 |
Mexico