The 1983 I ACB International Tournament was the 1st semi-official edition of the European Basketball Club Super Cup. It took place at Palau dels Esports de Barcelona, Barcelona, Spain, on 2, 3 and 4 September 1983 with the participations of FC Barcelona (champions of the 1982–83 Liga Española de Baloncesto and the 1983 Copa del Rey de Baloncesto), Real Madrid (runners-up of the 1982–83 Liga Española de Baloncesto), Banco di Roma (champions of the 1982–83 FIP Serie A1) and Bosna (champions of the 1982–83 First Federal Basketball League).
| 1983 I ACB International Tournament | |
|---|---|
| Sport | Basketball |
| Finals champions |  FC Barcelona |
| Runners-up |  Banco di Roma |
League stage edit
Day 1, September 2, 1983
| Team 1 | Score | Team 2 |
|---|---|---|
| FC Barcelona
|
77–67 | Banco di Roma
|
| Real Madrid
|
96–109 |  Bosna
|
Day 2, September 3, 1983
| Team 1 | Score | Team 2 |
|---|---|---|
| FC Barcelona
|
104–94 | Bosna
|
| Real Madrid
|
94–101 | Banco di Roma
|
Day 3, September 4, 1983
| Team 1 | Score | Team 2 |
|---|---|---|
| FC Barcelona
|
82–69 | Real Madrid
|
| Bosna
|
89–109 | Banco di Roma
|
Final standings edit
| Team | Pld | Pts | W | L | PF | PA | PD | |
|---|---|---|---|---|---|---|---|---|
| 1. | FC Barcelona
|
3 | 6 | 3 | 0 | 263 | 230 | +33 |
| 2. | Banco di Roma
|
3 | 5 | 2 | 1 | 277 | 260 | +17 |
| 3. | Bosna
|
3 | 4 | 1 | 2 | 292 | 309 | –17 |
| 4. | Real Madrid
|
3 | 3 | 0 | 3 | 259 | 292 | –33 |
| 1983 I ACB International Tournament Champions |
|---|
 FC Barcelona 1st title |