The 2020–21 season was Futebol Clube do Porto's 111th competitive season and 87th consecutive season in the top flight of Portuguese football. In addition to the domestic league, Porto participated in this season's editions of the Taça de Portugal, the Taça da Liga and the UEFA Champions League. The season started on 19 September 2020 and concluded on 19 May 2021. On 23 December 2020, Porto defeated Benfica 2–0 to win the 42nd edition of the Supertaça Cândido de Oliveira, securing their first title of the season and a record-extending 22nd win in the competition.