2023 is in the books and there were plenty of changes in the title scene. To keep track so you don’t have to, here is a primer on where the title picture sits at the beginning of a new year. 

Records acquired from BoxRec.com

Heavyweight (201 lbs.-Unlimited)

Lineal Champion: Tyson Fury (34-0-1, 24 KO); won 11/28/2015, UD12 W. Klitschko

Lineage Descends From: Wladimir Klitschko RTD9 Ruslan Chagaev, 06/20/2009

Transnational Boxing Rankings Board (TBRB): Oleksandr Usyk (21-0, 14 KO, 1 Defense); won vacant 08/20/2022, SD12 A. Joshua 

Ring: O. Usyk (1 Defense); won vacant 08/20/2022, SD12 A. Joshua 

WBA (Super): O. Usyk (2 Defenses); won 09/25/2021, UD12 A. Joshua

WBC: T. Fury (3 Defenses); won 02/22/2020, TKO7 D. Wilder 

IBF: O. Usyk, (2 Defenses); won 09/25/2021, UD12 A. Joshua

WBO: O. Usyk, (2 Defenses); won 09/25/2021, UD12 A. Joshua

Sub-Title Recognitions

WBO Interim: Zhang Zhilei (26-1-1, 21 KO, 1 Defense); won 04/15/2023, TKO6 J. Joyce

Previous Lineal Champion: Wladimir Klitschko (2009-15)

Consecutive Title Defense Record - Lineal: Joe Louis – 25

Current Lineal Champion – Defenses: 10

Consecutive Title Defense Record – N/WBA: Joe Louis - 25

Consecutive Title Defense Record – WBC: Larry Holmes - 16

Consecutive Title Defense Record – IBF: Wladimir Klitschko - 18

Consecutive Title Defense Record – WBO: Wladimir Klitschko - 14

Bridgerweight (201-224 lbs.)

WBC: Lukasz Rozanski (15-0, 14 KO, 0 Defenses); won vacant 04.22/2023, TKO1 A. Babic

Cruiserweight (176-200 lbs.)

Lineal Champion: Jai Opetaia (24-0, 19 KO); won 07/02/2022, UD12 M. Briedis

Lineage Descends From: Mairis Briedis UD12 Yuniel Dorticos, 09/20/2020

TBRB: J. Opetaia (2 Defenses); won 07/02/2022, UD12 M. Briedis

Ring: J. Opetaia (2 Defenses); won 07/02/2022, UD12 M. Briedis

WBA (Super): Arsen Goulamirian (27-0, 18 KO, 3 Defenses); won interim 03/24/2018, TKO11 R. Mehri; elevated to full July 2019 (D. Lebedev Retires)  

WBC: Norair Mikaeljan (27-2, 12 KO, 0 Defenses); won vacant 11/04/2023, TKO3 I. Makabu

IBF: Vacant

WBO: Chris Billam-Smith (19-1, 13 KO, 1 Defense); won 05/27/2023, MD12 L. Okolie

Previous Lineal Champion: Oleksandr Usyk (2018-19)

Consecutive Title Defense Record, Lineal: Carlos DeLeon - 4 

Current Lineal Champion – Defenses: 2

Consecutive Title Defense Record – WBA: Evander Holyfield - 5

Consecutive Title Defense Record – WBC: Juan Carlos Gomez - 10

Consecutive Title Defense Record – IBF: Vassiliy Jirov - 6

Consecutive Title Defense Record – WBO: Johnny Nelson/Marco Huck - 13

Light Heavyweight (169-175 lbs.)

Lineal Champion: Artur Beterbiev (19-0, 19 KO); won 10/18/2019, TKO10 O. Gvozdyk

Lineage Descends From: Jean Pascal TD11 Chad Dawson, 08/14/2010

TBRB: A. Beterbiev (4 Defenses); won 10/18/2019, TKO10 O. Gvozdyk

Ring: Vacant; vacated 09/21/2017 upon retirement of Andre Ward

WBA (Super): Dmitry Bivol (22-0, 11 KO, 11 Defenses – full; 13 – interim & full); won interim 05/21/2016, UD12 F. Valera; elevated to full prior to defense 11/04/2017, KO1 T. Broadhurst 

WBC: A. Beterbiev (4 Defenses); won 10/18/2019, TKO10 O. Gvozdyk

IBF: A. Beterbiev (7 Defenses); won vacant 11/11/2017, KO12 E. Koelling

WBO: A. Beterbiev (1 Defense); won 06/18/2022, TKO2 J. Smith

Previous Lineal Champion: Oleksandr Gvozdyk (2018-19)

Consecutive Title Defense Record, Lineal: Bob Foster/Dariusz Michalczewski - 14 

Current Lineal Champion – Defenses: 4

Consecutive Title Defense Record – WBA: Victor Galindez/Michael Spinks/Virgil Hill (2X)/Roy Jones Jr. - 10

Consecutive Title Defense Record – WBC: Bob Foster - 14

Consecutive Title Defense Record – IBF: Henry Maske – 10 

Consecutive Title Defense Record – WBO: Dariusz Michalczewski - 23

Super Middleweight (161-168 lbs.)

Lineal Champion: Saul Alvarez (60-2-2, 39 KO); won vacant 11/06/2021, TKO11 C. Plant

Lineage Descends From: Saul Alvarez TKO11 Caleb Plant, 11/06/2021

TBRB: S. Alvarez (3 Defenses); won vacant 11/06/2021, TKO11 C. Plant

Ring: S. Alvarez (6 Defenses); won 12/19/2020, UD12 C. Smith 

WBA (Super): S. Alvarez (6 Defenses); won 12/19/2020, UD12 C. Smith  

WBC: S. Alvarez (6 Defenses); won vacant 12/19/2020, UD12 C. Smith 

IBF: S. Alvarez (3 Defenses); won 11/06/2021, TKO11 C. Plant

WBO: S. Alvarez (4 Defenses); won 05/08/2021, RTD8 B. Saunders

Sub-Title Recognitions

WBA: David Morrell (10-0, 9 KO, 4 Defenses); won interim 08/08/2020, UD12 L. Allen

WBC Interim: David Benavidez (28-0, 24 KO, 2 Defenses); won 05/21/2022, TKO3 D. Lemieux

Previous Lineal Champion: Andre Ward (2011-15)

Consecutive Title Defense Record, Lineal: Chong Pal Park - 10

Current Lineal Champion – Defenses: 3

Consecutive Title Defense Record – WBA: Frankie Liles - 7

Consecutive Title Defense Record – WBC: Nigel Benn - 9

Consecutive Title Defense Record – IBF: Sven Ottke - 21

Consecutive Title Defense Record – WBO: Joe Calzaghe - 21

Middleweight (155-160 lbs.)

Lineal Champion: Vacant

Vacant Since: Saul Alvarez Abdicated, January 2021

TBRB: Vacant

Ring: Vacant

WBA: Erislandy Lara (29-3-3, 17 KO, 1 Defense); won sub-title 05/01/2021, KO1 T. LaManna; elevated to full title in 2023

WBC: Jermall Charlo (33-0, 22 KO, 5 Defenses – 4 full, 1 interim); won interim 04/21/2018, KO2 H. Centeno; elevated when WBC designated S. Alvarez “Franchise”

IBF: Zhanibek Alimkahnuly (15-0, 10 KO, 0 Defenses); won 10/14/2023, TKO6 V. Gualtieri

WBO: Zhanibek Alimkahnuly (15-0, 10 KO, 3 Defenses); won interim 05/21/2022, KO2 D. Dingum; elevated to full prior to 11/12/2022 UD12 D. Bentley

Sub-Title Recognitions

WBC Interim: Carlos Adames (23-1, 18 KO, 1 Defense); won 10/08/2022, KO3 J. Montiel 

Previous Lineal Champion: Saul Alvarez (2015-20)

Consecutive Title Defense Record, Lineal: Carlos Monzon - 14 

Consecutive Title Defense Record – WBA: Tie - Carlos Monzon/Gennady Golovkin - 14

Consecutive Title Defense Record – WBC: Marvin Hagler – 12 

Consecutive Title Defense Record – IBF: Bernard Hopkins - 20

Consecutive Title Defense Record – WBO: Lonnie Bradley - 6

Jr. Middleweight (148-154 lbs.)

Lineal Jr. Middleweight Champion: Jermell Charlo (35-2-1, 19 KO); won 09/26/2020, KO8 J. Rosario

Lineage Descends From: Jermell Charlo KO8 Jeison Rosario, 09/26/2020

TBRB: J. Charlo (0 Defenses); won vacant 05/14/2022, KO10 B. Castano

Ring: J. Charlo (1 Defense); won vacant 09/26/2020, KO8 J. Rosario

WBA (Super): J. Charlo (2 Defenses); won 09/26/2020, KO8 J. Rosario

WBC: J. Charlo (3 Defenses); won 12/21/2019, KO11 T. Harrison

IBF: J. Charlo (2 Defense); won 09/26/2020, KO8 J. Rosario

WBO: Tim Tszyu (24-0, 17 KO, 1 Defense – full; 2 – interim & full); won interim 03/12/2013, TKO9 T. Harrison; elevated to full prior to defense 10/15/2023, UD12 B. Mendoza

Previous Lineal Champion: Floyd Mayweather (2013-15)

Consecutive Title Defense Record, Lineal: Koichi Wajima - 6 

Current Lineal Champion – Defenses: 2

Consecutive Title Defense Record – WBA: Julio Cesar Vasquez - 10

Consecutive Title Defense Record – WBC: Terry Norris - 10

Consecutive Title Defense Record – IBF: Gianfranco Rosi - 11

Consecutive Title Defense Record – WBO: Sergiy Dzinziruk - 5

Welterweight (141-147 lbs.)

Lineal Welterweight Champion: Terence Crawford (40-0, 31 KO); won vacant 07/29/2023, TKO9 E. Spence 

Vacant Since: Terence Crawford TKO9 Errol Spence, 07/29/2023

TBRB: T. Crawford (0 Defenses); won vacant 07/29/2023, TKO9 E. Spence

Ring: T. Crawford (0 Defenses); won vacant 07/29/2023, TKO9 E. Spence

WBA (Super): T. Crawford (0 Defenses); won vacant 07/29/2023, TKO9 E. Spence 

WBC: T. Crawford (0 Defenses); won vacant 07/29/2023, TKO9 E. Spence

IBF: Jarron Ennis 31-0, 28 KO, 0 Defenses - full; 1 interim defense; won interim 01/07/2023, KO10 K. Chukhadzhian; elevated to full in late 2023) 

WBO: T. Crawford (7 Defenses); won 06/09/2018, TKO9 J. Horn

Sub-Title Recognitions

WBA: E. Stanionis (14-0, 9 KO, 0 Defenses); won 04/16/2022, SD12 R. Butaev  

WBC Interim: M. Barrios (28-2, 18 KO, 0 Defenses); won 09/30/2023, UD12 Y. Ugas 

Previous Lineal Champion: Floyd Mayweather (2010-15)

Consecutive Title Defense Record, Lineal: Henry Armstrong – 19

Current Lineal Champion – Defenses: 0

Consecutive Title Defense Record – N/WBA: Henry Armstrong - 17

Consecutive Title Defense Record – WBC: Jose Napoles - 10

Consecutive Title Defense Record – IBF: Felix Trinidad - 14

Consecutive Title Defense Record – WBO: Manning Galloway/Antonio Margarito - 7

Jr. Welterweight (136-140 lbs.)

Lineal Jr. Welterweight Champion: Teofimo Lopez (19-1, 13 KO); won 06/10/2023, UD12 J. Taylor

Lineage Descends From: Josh Taylor UD12 Jose Ramirez, 05/22/2021

TBRB: T. Lopez (0 Defenses); won 06/10/2023, UD12 J. Taylor

Ring: T. Lopez (0 Defenses); won 06/10/2023, UD12 J. Taylor

WBA: Rolando Romero (15-1, 13 KO, 0 Defenses); won vacant 05/13/2023, TKO9 I. Barroso

WBC: Devin Haney (31-0, 15 KO, 0 Defenses); won 12/09/2023, UD12 R. Prograis

IBF: Subriel Matias (20-1, 20 KO, 1 Defense); won vacant 02/25/2023, RTD5 J. Ponce

WBO: T. Lopez (0 Defenses); won 06/10/2023, UD12 J. Taylor

Previous Lineal Champion: Josh Taylor (2021-23)

Consecutive Title Defense Record, Lineal: Antonio Cervantes - 10 

Current Lineal Champion – Defenses: 0

Consecutive Title Defense Record – WBA: Antonio Cervantes - 10

Consecutive Title Defense Record – WBC: Julio Cesar Chavez - 12

Consecutive Title Defense Record – IBF: Kostya Tszyu/Zab Judah - 5

Consecutive Title Defense Record – WBO: Miguel Cotto - 6

Lightweight (131-135 lbs.)

Lineal Lightweight Champion: Vacant

Vacant Since: Devin Haney vacated in December 2023

TBRB: Vacant

Ring: Vacant

WBA: Gervonta Davis (29-0, 27 KO, 0 Defenses Full - 4 Defenses); won sub-title 12/28/2019, TKO12 Y. Gamboa; assumed primary status when D. Haney vacated 12/2023 

WBC: Shakur Stevenson (21-0, 10 KO, 0 Defenses); won vacant 11/16/2023, UD12 E. De Los Santos 

IBF: Vacant

WBO: Vacant

Previous Lineal Champion: Devin Haney (2022-23)

Consecutive Title Defense Record, Lineal: Joe Gans – 14* 

Consecutive Title Defense Record – WBA: Roberto Duran - 12

Consecutive Title Defense Record – WBC: Miguel Angel Gonzalez - 10

Consecutive Title Defense Record – IBF: Pernell Whitaker/Shane Mosley/Paul Spadafora - 8

Consecutive Title Defense Record – WBO: Artur Grigorian - 17

*Gans defenses were spread over two reigns but he never lost the title in the ring; the title vacated in a short trip to Welterweight before returning to reclaim the crown. Roberto Duran can also be credited with the record at 12 in a single title reign.

Jr. Lightweight (127-130 lbs.)

Lineal Jr. Lightweight Champion: Vacant

Vacant Since: Shakur Stevenson Lost Title on Scales, 09/2022 

TBRB: Vacant

Ring: Vacant

WBA: Lamont Roach (24-1-1, 9 KO, 0 Defenses); won 11/25/2023, SD12 H. Garcia

WBC: O’Shaquie Foster (21-2, 12 KO, 1 Defense); won vacant 02/11/2023, UD12 R. Vargas

IBF: Joe Cordina (17-0, 9 KO, 1 Defense); won 04/22/2023, SD12 S. Rakhimov

WBO: Emanuel Navarrete (38-1-1, 31 KO, 2 Defenses); won vacant 02/03/2023, TKO9 L. Wilson

Previous Lineal Champion: Shakur Stevenson (2022)

Consecutive Title Defense Record, Lineal: Brian Mitchell – 13

Consecutive Title Defense Record – WBA: Brian Mitchell - 12

Consecutive Title Defense Record – WBC: Alfredo Escalera/Azumah Nelson - 10

Consecutive Title Defense Record – IBF: John John Molina - 7

Consecutive Title Defense Record – WBO: Acelino Freitas - 10

Featherweight (123-126 lbs.)

Lineal Featherweight Champion: Vacant

Vacant Since: Manny Pacquiao Vacated 03/19/2005

TBRB: Vacant

Ring: Vacant; vacated when Mikey Garcia moved to Jr. Lightweight 06/15/2013

WBA: Vacant  

WBC: Rey Vargas (36-1, 22 KO, 0 Defenses); won 07/09/2022, SD12 M. Magsayo

IBF: Luis Alberto Lopez (29-2, 16 KO, 2 Defenses); won 12/10/2022, MD12 J. Warrington 

WBO: Rafael Espinoza (24-0, 20 KO, 0 Defenses); won 12/09/2023, MD12 R. Ramirez

Sub-Title Recognitions

WBC: Brandon Figueroa (24-1-1, 18 KO, 0 Defenses); won 03/04/2023, UD12 M. Magsayo

Previous Lineal Champion: Manny Pacquiao (2003-05, Vacated)

Consecutive Title Defense Record, Lineal: Abe Attell – 18* 

Consecutive Title Defense Record – WBA: Eusebio Pedroza - 19

Consecutive Title Defense Record – WBC: Salvador Sanchez - 9

Consecutive Title Defense Record – IBF: Tom Johnson - 11

Consecutive Title Defense Record – WBO: Naseem Hamed - 15

*Attell’s record streak varies from 18-22 title defenses by source; the CyberBoxingZone records 20 title defenses while 18 is noted in numerous other historical records.

Jr. Featherweight (119-122 lbs.)

Lineal Jr. Welterweight Champion: Naoya Inoye (26-0, 23 KO); won 12/26/2023, KO10 M. Tapales

Lineage Descends From: Naoya Inoue KO10 Marlon Tapales, 12/26/2023

TBRB: N. Inoue (0 Defenses); won 12/26/2023, KO10 M. Tapales

Ring: N. Inoue (0 Defenses); won 12/26/2023, KO10 M. Tapales

WBA (Super): N. Inoue (0 Defenses); won 12/26/2023, KO10 M. Tapales

WBC: N. Inoue (1 Defense); won 07/25/2023, TKO8 S. Fulton

IBF: N. Inoue (0 Defenses); won 12/26/2023, KO10 M. Tapales 

WBO: N. Inoue (1 Defense); won 07/25/2023, TKO8 S. Fulton

Previous Lineal Champion: Guillermo Rigondeaux (2013-22)

Consecutive Title Defense Record, Lineal: Wilfredo Gomez - 17

Current Lineal Champion – Defenses: 0

Consecutive Title Defense Record – WBA: Wilfredo Vasquez - 9

Consecutive Title Defense Record – WBC: Wilfredo Gomez - 17

Consecutive Title Defense Record – IBF: Vuyani Bungu - 13

Consecutive Title Defense Record – WBO: Marco Antonio Barrera - 8

Bantamweight (116-118 lbs.)

Lineal Bantamweight Champion: Vacant

Vacant Since: Naoya Inoue Vacated January 2023

TBRB: Vacant

Ring: Vacant

WBA: Takuma Inoue (18-1, 4 KO, 0 Defenses); won vacant 04/08/2023, UD12 L. Solis

WBC: Alejandro Santiago (28-3-5, 14 KO, 0 Defenses); won vacant 07/29/2023, UD12 N. Donaire 

IBF: Emmanuel Rodriguez (22-2, 13 KO, 0 Defenses); won vacant 08/12/2023, UD12 M. Lopez 

WBO: Jason Moloney (26-2, 19 KO, 0 Defenses); won vacant 05/13/2023, MD12 V. Astrolabio 

Previous Lineal Champion: Naoya Inoue (2022-230

Consecutive Title Defense Record, Lineal: Manuel Ortiz - 15 

Consecutive Title Defense Record – WBA: Anselmo Moreno - 12

Consecutive Title Defense Record – WBC: Veeraphol Sahaprom - 14

Consecutive Title Defense Record – IBF: Orlando Canizales - 16

Consecutive Title Defense Record – WBO: Jorge Eliecer Julio/Zolani Tete - 3

Jr. Bantamweight (113-115 lbs.)

Lineal Jr. Bantamweight Champion: Juan Francisco Estrada (44-3, 28 KO); won 04/26/2019, UD12 S. Sor Rungvisai 

Lineage Descends From: Srisaket Sor Rungvisai MD12 Juan Francisco Estrada, 02/24/2018

TBRB: J. Estrada (5 Defenses); won 04/26/2019, UD12 S. Sor Rungvisai 

Ring: J. Estrada (5 Defenses); won 04/26/2019, UD12 S. Sor Rungvisai

WBA: Kazuto Ioka (31-2-1, 16 KO, 1 Defense); won 06/24/2023, UD12 J. Franco

WBC : J. Estrada (5 Defenses); won 04/26/2019, UD12 S. Sor Rungvisai

IBF: Fernando Martinez (16-0, 9 KO, 2 Defense); won 02/26/2022, UD12 J. Ancajas

WBO: Junto Nakatani (26-0, 19 KO, 1 Defense); won vacant 05/20/2023, KO12 A. Moloney

Sub-Title Recognitions

WBC: Carlos Cuadras (42-5-1, 28 KO, 0 Defenses); won 11/17/2023, UD12 P. Guevara

Previous Lineal Champion: Srisaket Sor Rungvisai (2018-19)

Consecutive Title Defense Record, Lineal: Sung-Kil Moon - 9 

Current Lineal Champion – Defenses: 3

Consecutive Title Defense Record – WBA: Khaosai Galaxy - 19

Consecutive Title Defense Record – WBC: Sung-Kil Moon - 9

Consecutive Title Defense Record – IBF: Jerwin Ancajas - 6

Consecutive Title Defense Record – WBO: Johnny Tapia - 13

Flyweight (109-112 lbs.)

Lineal Flyweight Champion: Vacant

Vacant Since: Roman Gonzalez Vacated October 2016

TBRB: Declared open 10/04/2016

Ring: Vacant

WBA: Artem Dalakian (22-0, 15 KO, 6 Defenses); won vacant 02/24/2018, UD12 B. Viloria

WBC: Julio Cesar Martinez (20-2, 14 KO, 6 Defenses); won vacant 12/20/2019, TKO9 C. Rosales

IBF: Jesse Rodriguez (19-0, 12 KO, 0 Defenses); won 12/16/2023, RTD9 S. Edwards

WBO: J. Rodriguez (1 Defense); won 04/08/2023, UD12 C. Hernandez

Previous Lineal Champion: Roman Gonzalez (2014-16)

Consecutive Title Defense Record, Lineal: Pongsaklek Wonjongkam – 17

Consecutive Title Defense Record – WBA: Santos Laciar/Somchai Chertchai - 9

Consecutive Title Defense Record – WBC: Pongsaklek Wonjongkam – 17

Consecutive Title Defense Record – IBF: Mark Johnson - 7

Consecutive Title Defense Record – WBO: Omar Narvaez - 16

Jr. Flyweight (106-108 lbs.)

Lineal Jr. Flyweight Champion: Kenshiro Teraji (22-1, 14 KO); won vacant 11/01/2022, TKO7 H. Kyoguchi

Lineage Descends From: Kenshiro Teraji TKO7 Hiroto Kyoguchi, 11/01/2022

TBRB: K. Teraji (2 Defenses); win vacant 11/01/2022, TKO7 H. Kyoguchi

Ring: K. Teraji (2 Defenses); won 11/01/2022, TKO7 H. Kyoguchi

WBA: K. Teraji (2 Defenses); won 11/01/2022, TKO7 H. Kyoguchi 

WBC: K. Teraji (3 Defenses); won 03/19/2022, KO3 M. Yabuki

IBF: Adrian Curiel (24-4-1, 5 KO, 0 Defenses); won 11/04/2023, KO2 S. Nontshinga

WBO: Jonathan Gonzalez (27-3-1, 14 KO, 2 Defenses); won 10/16/2021, SD12 E. Soto

Sub-Title Recognitions

WBO: Rene Santiago (12-3, 9 KO, 0 Defenses); won 10/27/2023, KO12 K. Vivas

Previous Lineal Champion: Giovanni Segura (2010-11)

Consecutive Title Defense Record, Lineal: Saman Sorjaturong - 10

Current Lineal Champion – Defenses: 2 

Consecutive Title Defense Record – WBA: Myung-Woo Yuh – 17

Consecutive Title Defense Record – WBC: Jung-Koo Chang - 15

Consecutive Title Defense Record – IBF: Michael Carbajal - 9

Consecutive Title Defense Record – WBO: Ivan Calderon - 6

Strawweight (105 lbs.)

Lineal Strawweight Champion: Vacant

Vacant Since: Ricardo Lopez vacated in 1999

TBRB: Vacant

Ring: Vacant

WBA: Knockout CP Freshmart (24-0, 9 KO, 11 Defenses – full; 14 Defenses – full & interim); won interim 10/01/2014, UD12 C. Buitrago; won full 06/29/2016, UD12 B. Rojas

WBC: Yudai Shigeoka (8-0, 5 KO, 0 Defenses); won 10/07/2023, UD12 P. CP Freshmart
IBF: Ginjiro Shigeoka (10-0, 8 KO, 0 Defenses); won 10/07/2023, TKO5 D. Valladares

WBO: Oscar Collazo (8-0, 6 KO, 1 Defense); won 08/26/2023, RTD7 M. Jerusalem

Sub-Title Recognitions

WBA: Erick Rosa (6-0, 1 KO, 0 Defenses); won 12/21/2021, SD12 V. Saludar

Previous Lineal Champion: Ricardo Lopez (1990-99, Vacated)

Consecutive Title Defense Record, Lineal: Ricardo Lopez – 22

Consecutive Title Defense Record – WBA: Knockout CP Freshmart – 10 

Consecutive Title Defense Record – WBC: Ricardo Lopez – 22

Consecutive Title Defense Record – IBF: Ratanapol Sor Vorapin - 12

Consecutive Title Defense Record – WBO: Ivan Calderon - 11

Want More: For the shorter version of what to watch in the squared circle, check out the latest BoxingScene Pound for Pound Ratings at: https://www.boxingscene.com/rankings/pound-for-pound 

Cliff Rold is the Managing Editor of BoxingScene, a founding member of the Transnational Boxing Rankings Board, a member of the International Boxing Research Organization, and a member of the Boxing Writers Association of America.  He can be reached at roldboxing@hotmail.com