2021 Grêmio FBPA season

The 2021 season is Grêmio Foot-Ball Porto Alegrense's 118th season in existence and the club's 16th consecutive season in the top flight of Brazilian football. In addition to the domestic league, Grêmio participates in this season's editions of the Copa do Brasil, the Campeonato Gaúcho, the Copa CONMEBOL Libertadores and the Copa CONMEBOL Sudamericana. The season covers the period from 1 March 2021 to 31 December 2021, a shorter season due to the COVID-19 pandemic.

Matches
The first stage fixtures were announced on 21 December 2020.

Note: Match numbers indicated on the left hand side are references to the matchday scheduled by the Campeonato Gaúcho and not the order matches were played after postponements and rescheduled matches.

Qualifying stages
The draw for the qualifying stages was held on 5 February 2021, 12:00 UTC−03:00.

Group stage
The draw for the group stage was held on 9 April 2021, 13:00 UTC−03:00, at the CONMEBOL Convention Centre in Luque, Paraguay.

Final stage
The draw for the final stage was held on 1 June 2021, 13:00 UTC−03:00, at the CONMEBOL Convention Centre in Luque, Paraguay.

Matches
The league fixtures were announced on 24 March 2021.

Note: Match numbers indicated on the left hand side are references to the matchday scheduled by the Campeonato Brasileiro Série A and not the order matches were played after postponements and rescheduled matches.

Third round
The draw for the third round was held on 23 April 2021, 14:00 UTC−03:00, at the CBF headquarters in Rio de Janeiro.

Round of 16
The draw for the round of 16 was held on 22 June 2021, 16:00 UTC−03:00, at the CBF headquarters in Rio de Janeiro.

Quarter-finals
The draw for quarter-finals was held on 6 August 2021, 15:00 UTC-03:00, at the CBF headquarters in Rio de Janeiro.