| 100% | KLITSCHKO | 9 | Wladimir —, 2008-15 WBO heavyweight champion |
| 59% | BREWSTER | 8 | Lamon —, 2004-06 WBO Heavyweight champion |
| 59% | IBRAGIMOV | 9 | Sultan —, 2007-08 WBO Heavyweight champion |
| 56% | IBRAGIMOV | 9 | Sultan —, WBO Heavyweight champion from 2007-08 |
| 52% | SAMUELPETER | 11 | WBC Heavyweight champion from March-October 2008 |
| 48% | ALEXARTHUR | 10 | WBO Super Featherweight champion from May to September 2008 |
| 40% | JACKJOHNSON | 11 | World Heavyweight boxing champion from 1908-15 |
| 39% | ALI | 3 | Greatest heavyweight champion |
| 39% | ERDEI | 5 | Zsolt —, WBO Light Heavyweight champion from 2004-09 |
| 39% | CALZAGHE | 8 | Joe —, WBO Super Middleweight champion from 1997-2008 |
| 39% | INGEMAR | 7 | ___ Johansson, 1959-60 world heavyweight champion |
| 39% | BOTHA | 5 | Francois —, 2009-10 WBF Heavyweight champion |
| 39% | TUBBS | 5 | Tony —, 1985-86 WBA Heavyweight champion |
| 39% | BRUNOGIRARD | 11 | 2001-03 WBA Light Heavyweight champion |
| 39% | IRONMIKE | 8 | Heavyweight champion who defeated "Bonecrusher" Smith |
| 39% | CHAGAEV | 7 | Ruslan —, 2007-09 WBA Heavyweight champion |
| 39% | RUIZ | 4 | John —, 2004-05 WBA Heavyweight champion |
| 39% | TYSON | 5 | Mike —, 1987-90 WBA Heavyweight champion |
| 38% | INGEMAR | 7 | Former heavyweight champion Johansson |
| 38% | MIKE | 4 | World heavyweight champion ___ Tyson |
| 38% | LEON | 4 | Former heavyweight champion Spinks |
| 38% | TYSON | 5 | Former heavyweight champion Mike |
| 38% | MIKETYSON | 9 | Former world heavyweight champion |
| 38% | TONAWARDS | 9 | What heavyweight champions win? |
| 38% | TITLE | 5 | Heavyweight champion of the world, e.g. |
| 37% | THREETIME | 9 | Like Ali as heavyweight champion |
| 37% | INGEMAR | 7 | 1959-60 heavyweight champion Johansson |
| 37% | INGEMAR | 7 | Former world heavyweight champion Johansson |
| 37% | OLEG | 4 | 2006-08 heavyweight champion Maskaev |
| 37% | JESS | 4 | Old boxing heavyweight champion, ___ Willard |