| League Topscorer: | Ademar Pantera (Palmeiras) Flávio Minuano (Corinthians) – 14 goals each |
| Biggest Home Win: | Palmeiras 7–1 Santos (31 Mar) |
| Biggest Away Win: | Botafogo 2–7 Fluminense (12 May) |
| Matches: | 73 |
| Total Goals: | 258 |
| Nextseason: | 1966 |
The 1965 Torneio Rio São Paulo was the 18th edition of the Torneio Rio-São Paulo. It was disputed between 14 February to 23 May 1965.
| Team | City | Nº participations | Best result | |
|---|---|---|---|---|
| America | Rio de Janeiro | 13 | 5th (1951, 1962) | |
| Botafogo | Rio de Janeiro | 15 | Champions: 1962, 1964 (shared) | |
| Corinthians | São Paulo | 18 | Champions: 1950, 1953, 1954 | |
| Flamengo | Rio de Janeiro | 17 | Champions: 1961 | |
| Fluminense | Rio de Janeiro | 17 | Champions: 1957, 1960 | |
| Palmeiras | São Paulo | 18 | Champions: 1933, 1951 | |
| Portuguesa | São Paulo | 18 | Champions: 1952, 1955 | |
| Santos | Santos | 14 | Champions: 1959, 1963, 1964 (shared) | |
| São Paulo | São Paulo | 18 | Runners-up: 1933, 1962 | |
| Vasco da Gama | Rio de Janeiro | 18 | Champions: 1958 |
The tournament were disputed in a two stages. In the first, clubs were split in two groups: Group A, with the teams of São Paulo, and Group B, with the teams of Rio de Janeiro. The club with the best performance in this stage were qualified to finals, clubs from second to fourth places were qualified to the second stage. In the second stage, clubs played a single round-robin tournament. The club with the best performance in second stage, were qualified to the finals.
Following is the summary of the 1965 Torneio Rio-São Paulo tournament:[1] [2]
As Palmeiras was the winner of both rounds, it was automatically declared the champions.