2020–21 Club Universidad Nacional season

The 2020–21 Universidad Nacional season is the 66th season in the football club's history and the 59th consecutive season in the top flight of Mexican football.

Pre-season and friendlies
Universidad Nacional started their 2020–21 campaign by taking part in the Copa por México, being placed in Group A alongside América, Cruz Azul, and Toluca. The matches were announced in June 2020. UNAM will also play a friendly Clásico Capitalino rivalry match with Club América in Carson, California.