The 1985–86 Argentine Primera División was the 95th season of top-flight football in Argentina.

The season began on July 6, 1985 and ended on April 20, 1986.

[1] This tournament saw a major reform in Argentine football, as the European calendar was adopted for the tournament format.

River Plate won the league title for the 21st time.

Relegation was determined by averaging the number of points obtained over the three previous seasons Qualifying round Quarter-finals Semi-finals Final