1984–85 European Cup (water polo)
# 1984–85 European Cup (water polo)

The 1984–85 LEN European Cup was the 22nd edition of LEN's premier competition for men's water polo clubs.

## Group stage

* Key to colors in group tables
* Group winners and runners-up advanced to the Semi-finals

### Group A

| Team | Pld | W | D | L | GF | GA | GD | Pts |
| - | - | - | - | - | - | - | - | - |
| Partizan | 2 | 2 | 0 | 0 | 22 | 17 | +5 | 4 |
| Vasas | 2 | 1 | 0 | 1 | 25 | 20 | +5 | 2 |
| İstanbul YİK | 4 | 2 | 0 | 2 | 17 | 27 | −10 | 4 |

### Group B

| Team | Pld | W | D | L | GF | GA | GD | Pts |
| - | - | - | - | - | - | - | - | - |
| Spandau 04 | 3 | 2 | 1 | 0 | 30 | 26 | +4 | 5 |
| CSKA Moscow | 3 | 1 | 2 | 0 | 31 | 28 | +3 | 4 |
| Pro Recco | 3 | 1 | 1 | 1 | 34 | 32 | +2 | 3 |
| ČH Košice | 3 | 0 | 0 | 3 | 25 | 34 | −9 | 0 |

## Semi-finals

| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
| - | - | - | - | - |
| Spandau 04 | 17–18 | Vasas | 8–8 | 9–10 |
| CSKA Moscow | 14–13 | Partizan | 8–7 | 6–6 |

## Finals

| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
| - | - | - | - | - |
| CSKA Moscow | 16–21 | Vasas | 11–11 | 5–10 |

* 1984–85 LEN European Cup champions
* Vasas 2nd title
