1990 Primera División de Chile
| Dates | 14 July 1990 – 13 January 1991 |
|---|---|
| Champions | Colo-Colo (17th title) |
| Relegated | Deportes Iquique Huachipato |
| 1991 Copa Libertadores | Colo-Colo Deportes Concepción (Liguilla winners) |
| Matches played | 240 |
| Goals scored | 685 (2.85 per match) |
| Top goalscorer | Rubén Martínez (22 goals) |
| Biggest home win | Deportes La Serena 7–0 Fernández Vial (5 December) |
| Highest attendance | 60,941 Colo-Colo 2–0 Universidad de Chile (1 November) |
| Total attendance | 1,820,790 |
| Average attendance | 7,587 |
← 1989 1991 → | |
The 1990 Campeonato Nacional, was the 58th season of top-flight football in Chile. Colo-Colo won its seventeenth title. Deportes Concepción, as Liguilla winners, also qualified for the next Copa Libertadores .