| WBA | WBC | IBF | WBO | The Ring | |
| Heavyweight (200+) | Oleksandr Usyk | Tyson Fury | Oleksandr Usyk | Oleksandr Usyk | Vacant |
| Cruiserweight (200) | Arsen Goulamirian | Norair Mikaeljan | Jai Opetaia | Chris Billiam-Smith | Jai Opetaia |
| Light Heavyweight (175) | Dmitry Bivol | Artur Beterbiev | Artur Beterbiev | Artur Beterbiev | Vacant |
| Super Middleweight (168) | Canelo Alvarez | Canelo Alvarez | Canelo Alvarez | Canelo Alvarez | Canelo Alvarez |
| Middleweight (160) | Erislandy Lara | Jermall Charlo | Janibek Alimkhanuly | Janibek Alimkhanuly | Vacant |
| Super Welterweight (154) | Jermell Charlo | Jermell Charlo | Vacant | Tim Tszyu | Jermell Charlo |
| Welterweight (147) | Terence Crawford | Terence Crawford | Jaron Ennis | Terence Crawford | Vacant |
| Super lightweight (140) | Rolly Romero | Devin Haney | Subriel Matias | Teófimo Lopez | Josh Taylor |
| Lightweight (135) | Vacant | Shakur Stevenson | Vacant | Vacant | Vacant |
| Super Featherweight (130) | Lamont Roach | O'Shaquie Foster | Joe Cordina | Emmanuel Navarrete | Vacant |
| Featherweight (126) | Vacant | Rey Vargas | Luis Alberto Lopez | Rafael Espinoza | Vacant |
| Super Bantamweight (122) | Marlon Tápales | Naoya Inoue | Marlon Tápales | Naoya Inoue | Vacant |
| Bantamweight (118) | Takuma Inoue | Alexandro Santiago | Emmanuel Rodriguez | Jason Moloney | Vacant |
| Super Flyweight (115) | Kazuto Ioka | Juan Francisco Estrada | Fernando Martinez | Junto Nakatani | Juan Francisco Estrada |
| Flyweight (112) | Artem Dalakian | Julio Cesar Martinez | Sunny Edwards | Bam Rodriguez | Vacant |
| Light Flyweight (108) | Kenshiro Teraji | Kenshiro Teraji | Adrien Curiel | Jonathan Gonzalez | Kenshiro Teraji |
| Strawweight (105) | Thammanoon Niyomtrong | Yudai Shigeoka | Ginjiro Shigeoka | Oscar Collazo | Vacant |