| Saul Alvarez | | super middle
| 58 2 2
| 32
| | Guadalajara, Jalisco, Mexico | |
#2
| Tyson Fury | | heavy
| 33 0 1
| 34
| | Morecambe, Lancashire, United Kingdom | |
#3
| Dmitrii Bivol | | light heavy
| 21 0 0
| 32
| | Indio, California, USA | |
#4
| Terence Crawford | | welter
| 39 0 0
| 35
| | Omaha, Nebraska, USA | |
#5
| Gennadiy Golovkin | | middle
| 42 2 1
| 40
| | Los Angeles, California, USA | |
#6
| Oleksandr Usyk | | heavy
| 20 0 0
| 36
| | Oxnard, California, USA | |
#7
| Anthony Joshua | | heavy
| 24 3 0
| 33
| | Watford, Hertfordshire, United Kingdom | |
#8
| Naoya Inoue | | bantam
| 24 0 0
| 29
| | Yokohama, Kanagawa, Japan | |
#9
| Errol Spence Jr | | welter
| 28 0 0
| 32
| | Desoto, Texas, USA | |
#10
| Liam Smith | | middle
| 33 3 1
| 34
| | Liverpool, Merseyside, United Kingdom | |
#11
| Artur Beterbiev | | light heavy
| 19 0 0
| 38
| | Montreal, Quebec, Canada | |
#12
| Shakur Stevenson | | super feather
| 19 0 0
| 25
| | Alexandria, Virginia, USA | |
#13
| Andy Ruiz | | heavy
| 35 2 0
| 33
| | Imperial, California, USA | |
#14
| Jermell Charlo | | super welter
| 35 1 1
| 32
| | Richmond, Texas, USA | |
#15
| Regis Prograis | | super light
| 28 1 0
| 34
| | Houston, Texas, USA | |
#16
| Josh Taylor | | super light
| 19 0 0
| 32
| | Haddington, Scotland, United Kingdom | |
#17
| Stephen Fulton | | super bantam
| 21 0 0
| 28
| | Philadelphia, Pennsylvania, USA | |
#18
| Joe Joyce* | | heavy
| 15 0 0
| 37
| | Putney, London, United Kingdom | |
#19
| Yordenis Ugas | | welter
| 27 5 0
| 36
| | Miami, Florida, USA | |
#20
| John Ryder | | super middle
| 32 5 0
| 34
| | Islington, London, United Kingdom | |
#21
| Devin Haney | | light
| 29 0 0
| 24
| | Las Vegas, Nevada, USA | |
#22
| Deontay Wilder | | heavy
| 43 2 1
| 37
| | Tuscaloosa, Alabama, USA | |
#23
| Gervonta Davis | | light
| 28 0 0
| 28
| | Baltimore, Maryland, USA | |
#24
| George Kambosos Jr | | light
| 20 2 0
| 29
| | Sydney, New South Wales, Australia | |
#25
| Vergil Ortiz Jr | | welter
| 19 0 0
| 24
| | Grand Prairie, Texas, USA | |
|
|
#26
| Sebastian Fundora | | super welter
| 20 0 1
| 25
| | Coachella, California, USA | |
#27
| Rey Vargas* | | feather
| 36 0 0
| 32
| | Otumba, México, Mexico | |
#28
| Daniel Jacobs | | super middle
| 37 4 0
| 36
| | Brooklyn, New York, USA | |
#29
| Juan Francisco
Estrada | | super fly
| 44 3 0
| 32
| | Hermosillo, Sonora, Mexico | |
#30
| Dillian Whyte | | heavy
| 29 3 0
| 35
| | Brixton, London, United Kingdom | |
#31
| Lawrence Okolie* | | cruiser
| 18 0 0
| 30
| | Hackney, London, United Kingdom | |
#32
| Jai Opetaia | | cruiser
| 22 0 0
| 27
| | Sydney, New South Wales, Australia | |
#33
| Teofimo Lopez | | super light
| 18 1 0
| 25
| | Las Vegas, Nevada, USA | |
#34
| Jose Carlos Ramirez* | | super light
| 27 1 0
| 30
| | Avenal, California, USA | |
#35
| Luis Ortiz | | heavy
| 33 3 0
| 43
| | Miami, Florida, USA | |
#36
| Vasyl Lomachenko | | light
| 17 2 0
| 34
| | Oxnard, California, USA | |
#37
| Chris Eubank Jr | | middle
| 32 3 0
| 33
| | Brighton, Sussex, United Kingdom | |
#38
| Magomed Kurbanov | | super welter
| 24 0 0
| 27
| | Ekaterinburg, Russia | |
#39
| Mairis Briedis | | cruiser
| 28 2 0
| 38
| | Riga, Latvia | |
#40
| Brian Carlos
Castano | | super welter
| 17 1 2
| 33
| | Isidro Casanova, Buenos Aires, Argentina | |
#41
| Brandon Figueroa* | | feather
| 23 1 1
| 26
| | Weslaco, Texas, USA | |
#42
| Mark Magsayo* | | feather
| 24 1 0
| 27
| | Valencia, California, USA | |
#43
| Cody Crowley | | welter
| 21 0 0
| 29
| | Las Vegas, Nevada, USA | |
#44
| Callum Smith | | light heavy
| 29 1 0
| 32
| | Liverpool, Merseyside, United Kingdom | |
#45
| Mauricio Lara* | | feather
| 25 2 1
| 24
| | Mexico City, Distrito Federal, Mexico | |
#46
| Demetrius Andrade | | super middle
| 32 0 0
| 34
| | Providence, Rhode Island, USA | |
#47
| Emanuel Navarrete* | | feather
| 36 1 0
| 28
| | San Juan Zitlaltepec, Distrito Federal, Mexico | |
#48
| Nonito Donaire | | bantam
| 42 7 0
| 40
| | Las Vegas, Nevada, USA | |
#49
| Jaron Ennis | | welter
| 30 0 0
| 25
| | Philadelphia, Pennsylvania, USA | |
#50
| Jaime Munguia | | middle
| 41 0 0
| 26
| | Tijuana, Baja California, Mexico | |