1974–75 FIBA European Cup Winners' Cup
The 1974–75 FIBA European Cup Winners' Cup was the ninth edition of FIBA's 2nd-tier level European-wide professional club basketball competition, contested between national domestic cup champions, running from 6 November 1974, to 26 March 1975. It was contested by 22 teams, three less than in the previous edition.
Spartak Leningrad defeated Crvena zvezda, the former FIBA European Cup Winner's Cup champion, in the final, held in Nantes, and became the first and only Soviet League team to win the competition for the second time.
Participants
First round
Second round
Quarterfinals
The quarter finals were played with a round-robin system, in which every Two Game series constituted as one game for the record.| Top two places in each group advance to semifinals |
Group A
| Team | Pld | Pts | W | L | PF | PA | PD | |
| 1. |  Crvena zvezda | 3 | 6 | 3 | 0 | 547 | 507 | +40 |
| 2. |  CSKA Septemvriisko zname | 3 | 4 | 1 | 2 | 429 | 442 | -13 |
| 3. |  Thorens Antwerpen | 3 | 4 | 1 | 2 | 470 | 493 | -23 |
| 4. |  Juventud Schweppes | 3 | 4 | 1 | 2 | 457 | 461 | -4 |
Group B
| Team | Pld | Pts | W | L | PF | PA | PD | |
| 1. |  Spartak Leningrad | 3 | 6 | 3 | 0 | 497 | 427 | +70 |
| 2. | Jugoplastika | 3 | 5 | 2 | 1 | 472 | 474 | -2 |
| 3. |  Sinudyne Bologna | 3 | 4 | 1 | 2 | 467 | 469 | -2 |
| 4. |  Moderne | 3 | 3 | 0 | 3 | 444 | 510 | -66 |