| Competition: | Campeonato Brasileiro Série A |
| Season: | 2001 |
| Dates: | 1 August – 23 December |
| Winners: | Atlético Paranaense 1st Campeonato Brasileiro title 1st Brazilian title |
| Relegated: | Santa Cruz Botafogo-SP América-MG Sport |
| Continentalcup1: | Copa Libertadores |
| Continentalcup1 Qualifiers: | Atlético Paranaense São Caetano Grêmio (by winning the 2001 Copa do Brasil) Flamengo (by winning the 2001 Copa dos Campeões) |
| Matches: | 386 |
| Total Goals: | 1105 |
| League Topscorer: | Romário (21 goals) |
| Average Attendance: | 11401 |
| Prevseason: | 2000 |
| Nextseason: | 2002 |
The 2001 Campeonato Brasileiro Série A, known as Brasileirão TAM 2001 for sponsorship reasons, was the 45th edition of the Campeonato Brasileiro Série A. It began on August 1, 2001, and ended on December 23, 2001. Atlético Paranaense won the competition.
The 28 teams played against each other once. The eight best placed teams qualified for the quarter-finals, in which the eighth-placed team played against the first-placed team, the seventh-placed team played against the second-placed team, the sixth-placed team played against the third-placed team, and the fifth-placed team played against the fourth-placed team. The quarter-finals and the semi-finals were played over one leg while the finals were played over two legs. The four worst teams in the first stage were relegated to the Campeonato Brasileiro Série B of the following year.
Atlético-PR: Flávio; Rogério Corrêa, Nem and Gustavo; Alessandro, Cocito, Adriano, Kléberson and Fabiano (Igor); Ilan (Souza) and Alex Mineiro. Head coach: Geninho.
São Caetano: Sílvio Luiz; Mancini, Daniel, Dininho and Marcos Paulo; Simão, Serginho, Adãozinho and Esquerdinha; Anaílson (Müller) and Magrão. Head coach: Jair Picerni.----
São Caetano: Sílvio Luiz; Mancini, Daniel, Dininho and Marcos Paulo (Müller); Simão, Serginho (Bechara), Adãozinho and Esquerdinha (Marlon); Anaílson and Magrão. Head coach: Jair Picerni.
Atlético-PR: Flávio; Nem, Gustavo and Rogério Corrêa (Igor); Alessandro, Cocito (Pires), Adriano, Kléberson and Fabiano; Kléber (Souza) and Alex Mineiro. Head coach: Geninho.----
| Pos. | Scorer | Club | Goals[1] |
|---|---|---|---|
| 1 | Vasco | 21 | |
| 2 |  Washington | Ponte Preta | 18 |
| 3 | Alex Mineiro | Atlético-PR | 17 |
| Kléber Pereira | Atlético-PR | 17 | |
| 4 | Marques | Atlético Mineiro | 16 |
| 5 | Ricardo Oliveira | Portuguesa | 14 |
| 6 | França | São Paulo | 13 |
| Magrão | São Caetano | 13 |