/
| Champion | Won | Lost | Days |
|---|---|---|---|
| Christian M'billi | 27 Jan 2026 | Current | 266 |
| Canelo Álvarez | 19 Dec 2020 | 13 Sept 2025 | 1,729 |
| David Benavidez | 28 Sept 2019 | 14 Aug 2020 | 321 |
| David Benavidez | 8 Sept 2017 | 3 Oct 2018 | 390 |
| Badou Jack | 24 Apr 2015 | 18 Jan 2017 | 635 |
| Anthony Dirrell | 16 Aug 2014 | 24 Apr 2015 | 251 |
| Sakio Bika | 22 Jun 2013 | 16 Aug 2014 | 420 |
| Andre Ward | 17 Dec 2011 | 11 Apr 2013 | 481 |
| Arthur Abraham | 27 Nov 2010 | 17 Dec 2011 | 385 |
| Carl Froch | 6 Dec 2008 | 24 Apr 2010 | 504 |
| Joe Calzaghe | 3 Nov 2007 | 28 Jun 2008 | 238 |
| Mikkel Kessler | 14 Oct 2006 | 3 Nov 2007 | 385 |
| Markus Beyer | 9 Oct 2004 | 14 Oct 2006 | 735 |
| Markus Beyer | 5 Apr 2003 | 5 Jun 2004 | 427 |
| Éric Lucas | 10 Jul 2001 | 5 Apr 2003 | 634 |
| Dave Hilton, Jr. | 15 Dec 2000 | 1 May 2001 | 137 |
| Markus Beyer | 23 Oct 1999 | 6 May 2000 | 196 |
| Richie Woodhall | 27 Mar 1998 | 23 Oct 1999 | 575 |
| Thulani Malinga | 19 Dec 1997 | 27 Mar 1998 | 98 |
| Robin Reid | 12 Oct 1996 | 19 Dec 1997 | 433 |
| Nigel Benn | 3 Oct 1992 | 2 Mar 1996 | 1,246 |
| Mauro Galvano | 15 Dec 1990 | 3 Oct 1992 | 658 |
| Sugar Ray Leonard | 7 Nov 1988 | 27 Aug 1990 | 658 |
Built from title bouts on record. Vacated or stripped titles are not visible in bout results, so very recent changes can lag.
