# Copa do Atlântico

The Copa do Atlântico was a football club competition held in 1956, also known as Copa Libertadores 1956. It was played in parallel to the 1956 Taça do Atlântico ("Copa del Atlántico" in Spanish), in which the national teams of Argentina, Brazil and Uruguay participated.
The competition was organised by three bodies, Argentine, Brazilian and Uruguayan Football Associations, with five teams from each associations taking part of the tournament. The Copa do Atlântico, along with South American Championship of Champions and Copa Aldao, was one of the predecessors of Copa Libertadores, which would be held for the first time in 1960.

## Qualified teams

| Association | Club | Qualification method |
| Argentina | River Plate | 1956 Argentine Primera División champion |
| Argentina | Lanús | 1956 Primera División 2nd place |
| Argentina | Boca Juniors | 1956 Primera División 3rd place |
| Argentina | Racing | 1956 Primera División 4th place |
| Argentina | San Lorenzo | 1956 Primera División 8th place |
| Brazil | São Paulo | 1956 Torneio Rio – São Paulo champion |
| Brazil | Santos | 1956 Campeonato Paulista champion |
| Brazil | Corinthians | 1956 Campeonato Paulista 2nd place |
| Brazil | Fluminense | 1956 Campeonato Carioca 2nd place |
| Brazil | America (RJ) | 1956 Campeonato Carioca 5th place |
| Uruguay | Nacional | 1956 Primera División Champion |
| Uruguay | Peñarol | 1956 Primera División 2nd place |
| Uruguay | Defensor Sporting | 1956 Primera División 4th place |
| Uruguay | Wanderers | 1956 Primera División 5th place |
| Uruguay | Danubio | 1956 Primera División 8th place |

## Tournament
### First stage

| Club #1 | Result | Club #2 | Venue | Date |
| Lanús | 5–1 | Defensor Sporting | Gasómetro, Buenos Aires | June 20 |
| Wanderers | 2–1 | San Lorenzo | Centenario, Montevideo | June 20 |
| Nacional | 0–1 | São Paulo | Centenario, Montevideo | June 23 |
| Corinthians | 2–2 | Danubio | Pacaembu, São Paulo | June 23 |
| America (RJ) | 2–1 | Racing | Maracanã, Rio de Janeiro | June 23 |
| Santos | 4–0 | River Plate | Vila Belmiro, Santos | June 24 |
| Peñarol | 0–1 | Boca Juniors | Centenario, Montevideo | June 24 |
* Fluminense by drawing directly joined in the second stage.
* The contest between Danubio e Corinthians was defined in penalties with Corinthians won 4x2.

### Quarterfinals

| Club #1 | Result | Club #2 | Venue | Date |
| São Paulo | 3–1 | America (RJ) | Pacaembu, São Paulo | June 30 |
| Wanderers | 0–2 | Lanús | Centenario, Montevideo | June 30 |
| Boca Juniors | 3–1 | Fluminense | Gasómetro, Buenos Aires | July 1 |
| Corinthians | 4–3 | Santos | Pacaembu, São Paulo | July 4 |

### Semifinals

| Club #1 | Result | Club #2 | Venue | Date |
| Boca Juniors | 2–0 | Lanús | Gasómetro, Buenos Aires | July 5 |
| Corinthians | 2–0 | São Paulo | Pacaembu, São Paulo | July 7 |

### Finals

Three matches series, two never played, but one final was played, with Corinthians winning Boca Juniors by 3x2:
| Leg | Club #1 | Result | Club #2 | Venue | Date |
| 1 | Corinthians | 3 x 2 | Boca Juniors | | July 19 |
| 2 | Corinthians | – | Boca Juniors | – | – |
| 3 | Corinthians | – | Boca Juniors | – | – |

#### Notes

* ↑ Finals between Boca Juniors (Argentina) and Corinthians (Brazil) suspended and never re-scheduled.
* ↑ The final between Boca Juniors and Corinthians was to be played as a "best-of-three" series; however, the second and third match were never played, with no champion crowned.

## Bracket

| Round of 16 | Round of 16 | Round of 16 | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | | Finals | Finals | Finals | Finals |
| Lanús | Lanús | 5 | | | | | | | | | | | |
| Defensor Sporting | Defensor Sporting | 1 | | | | | | | | | | | |
| Defensor Sporting | Defensor Sporting | 1 | Lanús | Lanús | 2 | | | | | | | | |
| | | | Montevideo Wanderers | Montevideo Wanderers | 0 | | | | | | | | |
| Wanderers | Wanderers | 2 | Montevideo Wanderers | Montevideo Wanderers | 0 | | | | | | | | |
| San Lorenzo | San Lorenzo | 1 | | | | | | | | | | | |
| San Lorenzo | San Lorenzo | 1 | | | | Lanús | Lanús | 0 | | | | | |
| | | | | | | Boca Juniors | Boca Juniors | 2 | | | | | |
| Boca Juniors | Boca Juniors | 1 | | | | | | | Boca Juniors | Boca Juniors | 2 | | | | | | |
| Peñarol | Peñarol | 0 | | | | | | | | | | | |
| Peñarol | Peñarol | 0 | Boca Juniors | Boca Juniors | 3 | | | | | | | | |
| | | | Fluminense | Fluminense | 1 | | | | | | | | |
| ??? | ??? | | Fluminense | Fluminense | 1 | | | | | | | | |
| ??? | ??? | | | | | | | | | Boca Juniors | Boca Juniors | 2 | – |
| | | | | | | | | | | Corinthians | Corinthians | 3 | – |
| São Paulo | São Paulo | 1 | | | | | | | | | | | | Corinthians | Corinthians | 3 | – |
| Nacional | Nacional | 0 | | | | | | | | | | | |
| Nacional | Nacional | 0 | São Paulo | São Paulo | 3 | | | | | | | | |
| | | | América (RJ) | América (RJ) | 1 | | | | | | | | |
| América (RJ) | América (RJ) | 2 | América (RJ) | América (RJ) | 1 | | | | | | | | |
| Racing | Racing | 1 | | | | | | | | | | | |
| Racing | Racing | 1 | | | | São Paulo | São Paulo | 0 | | | | | |
| | | | | | | Corinthians | Corinthians | 2 | | | | | |
| Corinthians (p) | Corinthians (p) | 2 | | | | | | | Corinthians | Corinthians | 2 | | | | | | |
| Danubio | Danubio | 2 | | | | | | | | | | | |
| Danubio | Danubio | 2 | Corinthians | Corinthians | 4 | | | | | | | | |
| | | | Santos | Santos | 3 | | | | | | | | |
| Santos | Santos | 4 | Santos | Santos | 3 | | | | | | | | |
| River Plate | River Plate | 0 | | | | | | | | | | | |

## Top goalscorers

| Rank | Name | Team | Goals |
| 1 | Paulo Pisaneschi | Corinthians | 3 |
| 1 | José Borello | Boca Juniors | 3 |