In addition to the domestic league, Rennes participated in this season's edition of the Coupe de France and entered the UEFA Champions League for the first time in the group stage as a result of finishing in third place during the previous Ligue 1 season.

The season covered the period from 1 July 2020 to 30 June 2021.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

Source: Ligue 1 The league fixtures were announced on 9 July 2020.