| 6. Round | 12/09/1998 | River Plate | - | Rosario Central | 1:1 | ||||
| 7. Round | 19/09/1998 | Independiente | - | River Plate | 2:1 | ||||
| 11. Round | 17/10/1998 | Gimnasia de Jujuy | - | River Plate | 2:2 | ||||
| 13. Round | 30/10/1998 | Gimnasia de La Plata | - | River Plate | 3:2 | ||||
| 14. Round | 07/11/1998 | River Plate | - | Huracán | 3:4 |
| Guillermo Ariel Pereyra | |
| Born: | 20.02.1980 |
| Place of birth: |
Rio Cuarto, Córdoba, 
Argentina |
| Nationality: |
Argentina
Italy |
| Height: | 183 cm |
| Weight: | 75 kg |
| Position(s): | Defensive Midfielder Centre Back |
| Foot: | right |
