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The Powergen Cup, previously the John Player Cup the Pilkington Cup, Tetley's Bitter Cup is the English rugby union knock-out cup competition. Bath have won it ten times, twice as many as the second most successful club, Leicester Tigers.
| Position | Club | Times won |
|---|---|---|
| 1 | Bath | 10 |
| 2 | Leicester | 5 |
| 3= | Gloucester RFC | 4 |
| 3= | Gosforth/Newcastle | 4 |
| 5= | Coventry | 2 |
| 5= | NEC Harlequins | 2 |
| 5= | London Wasps | 2 |
| 8= | Bedford | 1 |
| 8= | Bristol | 1 |
| 8= | London Irish | 1 |
| 8= | Saracens | 1 |