Last Champion: Hades [First Reign]
| Champion | Date | Location | Reign | Notes |
|---|---|---|---|---|
| Jean‐Claude Van Slam (1) | 29/06/2003 | Cardiff | 105 days | Van Slam defeated Big Bob Basher in the finals of a tournament to determine the first World Champion. |
| The Assassin (1) | 12/10/2003 | Bryncethin, Bridgend | Undetermined | Won at xWa supershow Xtreme Intentions. RWF disbands after the event. The Assassin remains champion when RWF reforms in 2005. When RWF disbands once more, he is recognised as the last champion. |
| Title Vacated | The RWF announces it's return in June 2009 and at the same time, announces that it will hold an 8-Man One-Night Tournament to crown a brand new RWF World Heavyweight Champion. | |||
| Hades (1) | 28/06/2009 | Cowbridge, Vale of Glamorgan | Last | At World Domination, Hades defeated Frekishi in the finals of the tournament to become the new champion. |