2021 Campeonato Brasileiro Série A
The 2021 Campeonato Brasileiro Série A (officially the Brasileirão Assaí 2021 for sponsorship reasons) was the 65th season of the Campeonato Brasileiro Série A, the top level of professional football in Brazil, and the 18th edition in a double round-robin since its establishment in 2003. The competition began on 29 May and ended on 9 December 2021. Flamengo were the defending champions.
| Season | 2021 |
|---|---|
| Dates | 29 May – 9 December 2021 |
| Champions | Atlético Mineiro (3rd title) |
| Relegated | Grêmio Bahia Sport Chapecoense |
| Copa Libertadores | Atlético Mineiro Flamengo Palmeiras (via Copa Libertadores) Fortaleza Corinthians Red Bull Bragantino Fluminense América Mineiro Athletico Paranaense (via Copa Sudamericana) |
| Copa Sudamericana | Atlético Goianiense Santos Ceará Internacional São Paulo Cuiabá |
| Matches played | 380 |
| Goals scored | 842 (2.22 per match) |
| Top goalscorer | Hulk (19 goals) |
| Biggest home win | Fortaleza 5–1 Internacional (6 June) Fortaleza 4–0 América Mineiro (7 July) Flamengo 5–1 São Paulo (25 July) Palmeiras 4–0 Atlético-GO (10 November) |
| Biggest away win | Bahia 0–5 Flamengo (18 July) |
| Highest scoring | Bahia 3–4 América Mineiro (30 June) Internacional 5–2 Chapecoense (10 October) Atlético-MG 4–3 RB Bragantino (5 December) Grêmio 4–3 Atlético-MG (9 December) |
| Longest winning run | 9 games Atlético Mineiro |
| Longest unbeaten run | 18 games Atlético Mineiro |
| Longest winless run | 19 games Chapecoense |
| Longest losing run | 8 games Chapecoense |
← 2020 2022 → | |
The top six teams as well as the 2021 Copa do Brasil champions qualified for the Copa Libertadores. The next six best-placed teams not qualified for Copa Libertadores qualified for the Copa Sudamericana and the last four were relegated to Série B for 2022.
Atlético Mineiro were the champions, winning their third Série A title on 2 December 2021 with two matches to spare after they defeated Bahia by a 3–2 score.