Statistics of Primera División Argentina in season 1990/91.
The 1990-1991 season saw the introduction of the Apertura and Clausura system in Argentina. Newell's Old Boys won the Apertura 1990 and Boca Juniors won the Clausura 1991.
The top scorer over the combined championships was Esteban González of Vélez Sársfield, with 18 goals.