1991 Supercopa Libertadores

The 1991 Supercopa Libertadores was the fourth season of the Supercopa Libertadores, a club football tournament for past Copa Libertadores winners. The tournament was won by Cruzeiro, who beat River Plate 3–2 on aggregate in the final. As the new reigning Copa Libertadores champions, Chilean side Colo-Colo were admitted into the competition. Former Copa Libertadores winners Atlético Nacional did not take part.

1991 Supercopa Libertadores

The 1991 Supercopa Libertadores was the fourth season of the Supercopa Libertadores, a club football tournament for past Copa Libertadores winners. The tournament was won by Cruzeiro, who beat River Plate 3–2 on aggregate in the final. As the new reigning Copa Libertadores champions, Chilean side Colo-Colo were admitted into the competition. Former Copa Libertadores winners Atlético Nacional did not take part.