Anthony Joshua added the WBO belt to his collection with victory over New Zealander Joseph Parker in Cardiff on Saturday.
The Briton increased a haul that had previously seen him secure the WBA and IBF heavyweight titles.
Here, Press Association Sport looks at who could be the 28-year-old's next opponent.
Deontay Wilder
The controversial American, unbeaten in a 40-fight career, is the opponent most boxing fans want to see next for Joshua. Promoter Eddie Hearn has not ruled out the prospect of it happening this year, although he has admitted to a degree of frustration regarding the approach of Wilder's management. If it does take place, then a win for Joshua would see him take Wilder's WBC belt and make him undisputed heavyweight king.
Jarrell Miller
Unbeaten American Miller has made it clear he wants to face Joshua, and there are few who could doubt that he deserves a world title chance. Hearn is understood to be keen on a Joshua versus Miller encounter, and the Brooklyn-born heavyweight could well be Joshua's next opponent, especially if the Briton takes a fight this summer.
Alexander Povetkin
Povetkin, a 38-year-old Russian, showed his considerable punching power by inflicting...
