| GENETUNNEY | Heavyweight who defeated Jack Dempsey for the world title in 1926 (4,6) |
| TUNNEY | Gene, boxer who defeated Jack Dempsey in 1926 to take the world heavyweight title (6) |
| HENRYCOOPER | British heavyweight boxer who challenged Muhammad Ali for the world title in 1966 |
| CREED | Played by Carl Weathers, who did Rocky fight for the world title in Rocky I and Rocky II? (6,5) |
| APOLLO | Played by Carl Weathers, who did Rocky fight for the world title in Rocky I and Rocky II? (6,5) |
| SHORT | English grandmaster, Nigel, Kasparov's challenger for the world title in 1993 (5) |
| GENE | Tunney who defeated Jack Dempsey twice |
| ALAINPROST | France's most successful F1 driver, winning the world title four times in the 1980s and 1990s (5,5) |
| JEFFFENECH | Boxer who won world titles in three weight divisions (4,6) |
| JULIOCESAR | Mexican boxer with six world titles in three divisions, ... ... Chavez (5,5) |
| BRUNO | British boxer who twice fought Mike Tyson for the world title. (5) |
| SARRON | Frenchman who won the 250cc world title in the year that Wayne Rainey first ventured onto the world stage. (9,6) |
| CHRISTIAN | Frenchman who won the 250cc world title in the year that Wayne Rainey first ventured onto the world stage. (9,6) |
| ADVANI | Who recently won a historic 28th World title in the World Billiards Championship held in Doha on November 9, 2024? (6) |
| CONANDOYLE | Challenger's Lost World Title, by his account |
| MUHAMMADALI | Boxer Cassius Clay joined the Black Muslims in 1964 after winning the world title and changed his na |
| MANNYPACQUIAO | Filipino boxer who recently became the first person to hold a world title in four different decades: 2 wds. |
| HELMUT | Father of Stefan, who won a world title in the intermediate class 20 years after his dad just missed one! (6) |
| ROSBERG | German Formula One driver who retired after winning his first world title in 2016 (7) |
| MAGNUSCARLSEN | Norwegian chess grandmaster who successfully defended his world title in December 2021 (6,7) |
