1983 Campeonato Nacional Primera División
| Dates | 2 July 1983 – 1 April 1984 |
|---|---|
| Champions | Colo-Colo (14th title) |
| Relegated | none |
| 1985 Copa Libertadores | Colo-Colo Magallanes (Liguilla winners) |
| Matches | 462 |
| Goals | 1,294 (2.8 per match) |
| Top goalscorer | Washington Olivera (29 goals) |
| Biggest home win | Cobreloa 9–0 Regional Atacama (4 March 1984) |
| Highest attendance | 74,769 Universidad de Chile 0–0 Colo-Colo (4 February 1984) |
| Total attendance | 2,818,841 |
| Average attendance | 6,101 |
← 1982 1984 → | |
The 1983 Campeonato Nacional was Chilean football league top tier’s 51st season. Colo-Colo was the tournament’s champion, winning its fourteenth title. There was no relegation, in order to increase the number of teams for the next season.