1991 Categoría Primera A season
| Season | 1991 |
|---|---|
| Champions | Atlético Nacional (5th title) |
| Matches played | 336 |
| Goals scored | 880 (2.62 per match) |
| Top goalscorer | Iván Valenciano (30) |
← 1990 1992 → | |
The 1991 Copa Mustang was the forty-fourth season of Colombia's top-flight football league. Atlético Nacional won the league for the fifth time after winning the Cuadrangular final. This year saw the creation of the second division: Categoría Primera B.