| Tournament details | |
|---|---|
| Dates | 16 August 1989 – 9 May 1990 |
| Teams | 32 (First Round) 33 (Qualifying) |
| Final positions | |
| Champions |
|
| Runners-up |
|
| Tournament statistics | |
| Matches played | 61 |
| Goals scored | 165 (2.7 per match) |
| Top scorer(s) |
(7 goals) |
The 1989–90 season of the European Cup Winners' Cup was won for the only time by Sampdoria in the final against Anderlecht, 2–0 at Nya Ullevi in Gothenburg, on 9 May 1990. They went on to win 1990–91 Serie A, also being runners-up in the 1991–92 European Cup.