| Group 4 | 05/03/1991 | Cerro Porteño | - | Atlético Colegiales | 1:1 | ||||
| Decider 1. Round | 09/04/1991 | Cerro Porteño | - | Atlético Colegiales | 1:0 | ||||
| Round of 16 | 16/04/1991 | Atlético Colegiales | - | Club Olimpia | 1:1 | ||||
| Round of 16 | 25/04/1991 | Club Olimpia | - | Atlético Colegiales | 2:1 |
Paraguay