| 100% | GEORGE | 6 | ___ Foreman, professional boxer who held the word heavyweight title twice between 1973 and 1995 |
| 57% | ROCKY | 5 | ___ Marciano, professional boxer who held the world heavyweight title between 1952 and 1956 |
| 56% | VITALI | 6 | ___ Klitschko, professional boxer who held the world heavyweight title multiple times between 1999 and 2013 |
| 56% | LEWIS | 5 | Lennox ___, professional boxer who held the world heavyweight title several times between 1989 and 2003 |
| 35% | JACKBODELL | 10 | Boxer who took the European, Commonwealth and British Heavyweight titles from Joe Bugner in 1971 |
| 32% | BUGNER | 6 | Joe —, boxer who took the British, European, and Commonwealth Heavyweight titles from Henry Cooper in 1971 |
| 31% | ALI | 3 | Muhammad who held the "Ring" magazine heavyweight title from 1964 to 1970 |
| 30% | CALVINBROCK | 11 | Former professional boxer who is the founder of Jack and Landlords: 2 wds. |
| 29% | GEORGEFOREMAN | 13 | Boxer who won the IBF and WBA heavyweight championships at 45 in 1994: 2 wds. |
| 29% | GEORGEFOREMAN | 13 | "Rumble in the Jungle" boxer who came out of retirement in 1987 and later won the heavyweight title: 2 wds. |
| 29% | RAY | 3 | ___ Mercer, retired American professional boxer who won a gold medal at the 1988 Summer Olympics in the heavyweight category |
| 28% | WARD | 4 | Andre ___, former American professional boxer who won a gold medal at the 2004 Summer Olympics in the light heavyweight category |
| 28% | BUSTERDOUGLAS | 13 | Boxer who scored a huge upset in 1990 when he defeated Mike Tyson for the heavyweight title: 2 wds. |
| 27% | SERENAWILLIAMS | 14 | American tennis player who holds the most Grand Slam titles and has been an active participant in charity, fashion etc.: 2 wds. |
| 27% | PRESIDENT | 9 | Title held by the people who lent their names to 17-, 24-, 38- and 49-Across |
| 27% | MANNYPACQUIAO | 13 | Filipino boxer who recently became the first person to hold a world title in four different decades: 2 wds. |
| 27% | CHAMPION | 8 | Athlete who holds the current title |
| 27% | BIRD | 4 | Billy ___, British boxer who holds the knockout world record at 138 |
| 25% | TONY | 4 | ___ Yoka, French professional boxer who won a gold medal at the 2016 Summer Olympics in the super-heavyweight category |
| 25% | CONTENDER | 9 | Boxer who is challenging for the world title |
| 25% | BETTER | 6 | The word between the sequence good and best |
| 25% | BRAEKHUS | 8 | Cecilia ___, Norwegian boxer who was the first-ever boxer to hold five world titles simultaneously |
| 25% | TYSON | 5 | First heavyweight boxer to simultaneously hold the WBA, WBC, and IBF belts |
| 25% | MIKETYSON | 9 | American former boxer who became the youngest heavyweight champion in history in 1986 at the age of 20 years and 4 months: 2 wds. |
| 24% | WBA | 3 | Org. for which Mike Tyson twice held the heavyweight title |
| 24% | TYSON | 5 | Former professional boxer Mike who competed during the '90s |
| 24% | MUHAMMAD | 8 | ___ Ali, former professional boxer who was awarded the Presidential Medal of Freedom in 2005 |
| 23% | BEN | 3 | ___ Roethlisberger, NFL player who holds the Super Bowl record for youngest quarterback to start and win |
| 23% | BOWE | 4 | Riddick —, boxer who became WBA, WBC and IBF Heavyweight champion in 1992 |
| 23% | ROCKYMARCIANO | 13 | Boxer from the 50s who is the only world heavyweight champion in professional boxing to retire undefeated: 2 wds. |