The following article presents a summary of the 1991 football (soccer) season in Brazil, which was the 90th season of competitive football in the country.
Campeonato Brasileiro Série A
Semifinals
| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
|---|---|---|---|---|
| Atlético Mineiro | 1-1 | São Paulo | 1-1 | 0-0 |
| Fluminense | 1-2 | Bragantino | 0-1 | 1-1 |
Final
São Paulo declared as the Campeonato Brasileiro champions by aggregate score of 1-0.
Relegation
The two worst placed teams in the first stage, which are Grêmio and Vitória, were relegated to the following year's second level.
Campeonato Brasileiro Série B
Quarterfinals
| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
|---|---|---|---|---|
| ABC | 2-3 | Paysandu | 1-0 | 1-3 |
| Americano | 3-3 | Santa Cruz | 1-0 | 2-3 |
| Guarani | 3-3 | Noroeste | 1-0 | 2-3 |
| Paraná | 1-4 | Coritiba | 1-0 | 0-4 |
Semifinals
| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
|---|---|---|---|---|
| Americano | 1-1 | Paysandu | 1-0 | 0-1 (4-5 pen) |
| Coritiba | 1-1 | Guarani | 1-0 | 0-1 (4-5 pen) |
Final
Paysandu declared as the Campeonato Brasileiro Série B champions by aggregate score of 2-1.
Promotion
The champion and runner-up, which are Paysandu and Guarani, were promoted to the following year's first level.
Copa do Brasil
The Copa do Brasil final was played between Criciúma and Grêmio.
Criciúma declared as the cup champions on the away goal rule by aggregate score of 1-1.
State championship champions
Youth competition champions
| Competition | Champion |
|---|---|
| Copa Santiago de Futebol Juvenil | Matsubara |
| Copa São Paulo de Juniores | Portuguesa |
| Taça Belo Horizonte de Juniores | Vasco |
Other competition champions
| Competition | Champion |
|---|---|
| Copa Rio | Flamengo |
| Copa Santa Catarina | Araranguá |
| Supercopa do Brasil | Corinthians |
Brazilian clubs in international competitions
| Team | Copa Libertadores 1991 | Supercopa Sudamericana 1991 |
|---|---|---|
| Corinthians | Round of 16 | Did not qualify |
| Cruzeiro | Did not qualify | Champions |
| Flamengo | Quarterfinals | Quarterfinals |
| Grêmio | Did not qualify | Round of 16 |
| Santos | Did not qualify | Quarterfinals |
Brazil national team
The following table lists all the games played by the Brazil national football team in official competitions and friendly matches during 1991.
Women's football
Brazil women's national football team
The following table lists all the games played by the Brazil women's national football team in official competitions and friendly matches during 1991.
| Date | Opposition | Result | Score | Brazil scorers | Competition |
|---|---|---|---|---|---|
| April 28, 1991 |  Chile |
W | 6–1 | unavailable | Sudamericano Femenino |
| May 5, 1991 |  Venezuela |
W | 6–0 | unavailable | Sudamericano Femenino |
| November 17, 1991 |  Japan |
W | 1–0 | Elane | World Cup |
| November 19, 1991 |  United States |
L | 0–5 | - | World Cup |
| November 21, 1991 |  Sweden |
L | 0–2 | - | World Cup |
The Brazil women's national football team competed in the following competitions in 1991:
| Competition | Performance |
|---|---|
| Sudamericano Femenino | Champions |
| World Cup | Group stage |