The 2020–21 season was the 121st season in the existence of FC Barcelona and the 90th consecutive season in the top flight of Spanish football. In addition to the domestic league, Barcelona participated in this season's editions of the Copa del Rey, the Supercopa de España, and the UEFA Champions League. The season covered the period from 15 August 2020 to 30 June 2021, with the late start to the season due to the COVID-19 pandemic in Spain. This season was notable for being Lionel Messi's last season for the club.