1955–56 Mexican Primera División season

Statistics of the Primera División de México for the 1955–56 season.

Overview
Atlas (Segunda División 1954-55 Champion), Zamora and Cuautla (second and third place in a promotional tournament in Segunda División) were promoted to Primera División, to increase the number of teams to 14 clubs.

The season was contested by 14 teams, and León won the championship.

Zamora was relegated to Segunda División.