|Dates||30 June – 22 July|
|Teams||8 (from 7 associations)|
|Venue(s)||2 (in 2 host cities)|
The 1951 Copa Rio was the first edition of the Copa Rio, the first intercontinental club football tournament with teams from Europe and South America, held in Rio de Janeiro and São Paulo from 30 June to 22 July. Participant clubs were divided into two zones of four teams, playing each other once in a single round-robin tournament.
The tournament featured players such as Vavá, Ademir of Vasco da Gama, Jair da Rosa Pinto of Palmeiras, José Santamaría, Walter Taibo, goalkeeper Anibal Paz, Luis Volpi of Nacional, Branko Stankovic, Rajko Mitic of Red Star Belgrade, Giampiero Boniperti, Danish Karl Aage Præst and John Hansen of Juventus, José Travassos of Sporting Lisbon, and Swedish Lennart Samuelsson and Antoine Bonifaci of Nice. Juventus's coach was legendary Hungarian György Sárosi.
The final was played in a two-legged format, contested by Brazilian team Palmeiras and Italian side Juventus. Palmeiras won the series 2–1 on points, achieving their first Copa Rio trophy.
|Austria Wien||1949–50 Austrian Bundesliga champion [note 1]|
|Vasco da Gama||1950 Campeonato Carioca champion|
|Palmeiras||1950 Campeonato Paulista champion|
|Nice||1950–51 French Division 1 champion|
|Juventus||1949–50 Serie A champions [note 2]|
|Sporting||1950–51 Primeira Divisão champion|
|Nacional||1950 Primera División champions|
|Red Star||1951 Yugoslav First League champion|
|Rio de Janeiro||São Paulo|
|Maracanã Stadium||Pacaembu Stadium|
|Capacity: 150,000||Capacity: 71,000|
All matches played at Maracanã Stadium
|Vasco da Gama||3||3||0||0||12||3||9||6|
All matches played at Pacaembu Stadium.
Rio de Janeiro
Palmeiras won the series 2–1 on points
|1951 Copa Rio|
First title title