Flyweight boxing rankings - August 2008

17 May 1973October 1974

1 year 6 months

Became champion: 17 May 1973

Won the title by defeating Fritz Chervet.

First shown in rankingsView source

Masao Ohba

22 October 1970January 1973

2 years 4 months

Became champion: 22 October 1970

Won the title by defeating Berkrerk Chartvanchai.

First shown in rankingsView source

Berkrerk Chartvanchai

5 April 1970October 1970

7 months

Became champion: 5 April 1970

Won the title by defeating Bernabe Villacampo.

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Bernabe Villacampo

19 October 1969April 1970

7 months

Became champion: 19 October 1969

Won the title by defeating Hiroyuki Ebihara.

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30 March 1969October 1969

8 months

Became champion: 30 March 1969

Won the vacant title by defeating José Severino.

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Horacio Accavallo

1 March 1966October 1968

2 years 8 months

Became champion: 1 March 1966

Won the vacant title by defeating Katsuyoshi Takayama.

First shown in rankingsView source

Salvatore Burruni

23 April 1965November 1965

8 months

Became champion: 23 April 1965

Won the title by defeating Pone Kingpetch.

First shown in rankingsView source

23 January 1964April 1965

1 year 4 months

Became champion: 23 January 1964

Won the title by defeating Hiroyuki Ebihara.

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18 September 1963January 1964

5 months

Became champion: 18 September 1963

Won the title by defeating Pone Kingpetch.

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12 January 1963September 1963

9 months

Became champion: 12 January 1963

Won the title by defeating Fighting Harada.

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Fighting Harada

10 October 1962January 1963

4 months

Became champion: 10 October 1962

Won the title by defeating Pone Kingpetch.

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NBA / WBA

16 April 1960October 1962

2 years 7 months

Became champion: 16 April 1960

Won the title by defeating Pascual Perez.

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Pascual Perez

NBA

26 November 1954April 1960

5 years 6 months

Became champion: 26 November 1954

Won the title by defeating Yoshio Shirai.

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Yoshio Shirai

NBA

19 May 1952November 1954

2 years 7 months

Became champion: 19 May 1952

Won the title by defeating Dado Marino.

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Dado Marino

NBA

1 August 1950May 1952

1 year 10 months

Became champion: 1 August 1950

Won the title by defeating Terry Allen.

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Terry Allen

NBA

25 April 1950August 1950

5 months

Became champion: 25 April 1950

Won the vacant title by defeating Honore Pratesi.

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Rinty Monaghan

NBA

20 October 1947March 1950

2 years 6 months

Became champion: 20 October 1947

Won the vacant title by defeating Dado Marino.

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Jackie Paterson

NBA

14 October 1943July 1947

3 years 10 months

Became champion: 14 October 1943

Was awarded the title after the NBA stripped Little Dado for not fighting in the flyweight division for two years.

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Little Dado

NBA

11 December 1939October 1943

3 years 11 months

Became champion: 11 December 1939

Was awarded the title after the NBA stripped Peter Kane.

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Peter Kane

NBA

22 September 1938December 1939

1 year 4 months

Became champion: 22 September 1938

Won the vacant title by defeating Jackie Jurich.

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Benny Lynch

NBA

9 September 1935June 1938

2 years 10 months

Became champion: 9 September 1935

Won the title by defeating Jackie Brown.

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Jackie Brown

NBA

31 October 1932September 1934

2 years

Became champion: 31 October 1932

Won the title by defeating Victor Perez.

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Victor Perez

NBA

26 October 1931October 1932

1 year 1 month

Became champion: 26 October 1931

Won the title by defeating Frankie Genaro.

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Frankie Genaro

NBA

18 April 1929October 1931

2 years 7 months

Became champion: 18 April 1929

Won the title by defeating Émile Pladner.

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Emile Pladner

NBA

2 March 1929April 1929

2 months

Became champion: 2 March 1929

Won the title by defeating Frankie Genaro.

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Frankie Genaro

NBA

6 February 1928March 1929

1 year 2 months

Became champion: 6 February 1928

Won the title by defeating Frenchy Belanger.

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Frenchy Belanger

NBA

19 December 1927February 1928

3 months

Became champion: 19 December 1927

Won the vacant title by defeating Ernie Jarvis.

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Pinky Silverberg

NBA

22 October 1927December 1927

3 months

Became champion: 22 October 1927

Won the vacant title by defeating Ruby Bradley.

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Fidel Labarba

NBA

22 August 1925August 1927

2 years 1 month

Became champion: 22 August 1925

Won the vacant title by defeating Frankie Genaro.

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Pancho Villa

NBA

18 June 1923July 1925

2 years 2 months

Became champion: 18 June 1923

Won the title by defeating Jimmy Wilde.

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Jimmy Wilde

NBA

1921June 1923

2 years 6 months

This record belongs to the NBA recognition era in 1921. The January archive boundary does not establish this boxer’s recognition month or day; the earlier world-title win predates the organization.

First shown in January 1921 rankingsView source

WBA Flyweight - Interim Champion

Abraham R Perez

14 June 2026Current

4 months

Became champion: 14 June 2026

Won the interim WBA title by defeating Jonathan Gonzalez by split decision after twelve rounds in Grand Rapids, Michigan.

First shown in June 2026 rankingsView source

Jonathan Gonzalez

3 January 202614 June 2026

6 months

Became champion: 3 January 2026

Won the vacant interim title by unanimous decision against Yankiel Rivera Figueroa in San Juan.

First shown in January 2026 rankingsView source

Juan Carlos Reveco

10 June 2011November 2011

6 months

Became champion: 10 June 2011

Won the interim title by knocking out Jean Piero Perez in the second round.

First shown in June 2011 rankingsView source

Jean Piero Perez

29 January 201110 June 2011

6 months

Became champion: 29 January 2011

Won the interim title by defeating Jesus Jimenez by unanimous decision.

First shown in January 2011 rankingsView source

Luis Concepcion

5 September 200929 January 2011

1 year 5 months

Became champion: 5 September 2009

Won the vacant interim title by stopping Omar Salado in the twelfth round.

First shown in August 2009 rankingsView source

Roberto Vazquez

2 December 2006June 2007

7 months

Became champion: 2 December 2006

Won the interim title by defeating Takefumi Sakata by split decision in Paris.

First shown in November 2006 rankingsView source

WBA Flyweight Title History

WBC Flyweight Title History

Champions who have held each belt, from oldest to most recent. Title history only goes back as far as our earliest WBC monthly rankings (February 1963).

WBC Flyweight - World Champion

Sergio Mendoza Cordova

10 October 2026Current

2 months

Became champion: 10 October 2026

Won the title by stopping Ricardo Sandoval in the fifth round in Chicago.

First shown in October 2026 rankingsView source

Ricardo Rafael Sandoval

30 July 202510 October 2026

1 year 4 months

Became champion: 30 July 2025

Won the WBA and WBC flyweight titles by defeating Kenshiro Teraji by split decision in Yokohama, Japan.

First shown in August 2025 rankingsView source

Kenshiro Teraji

13 October 202430 July 2025

10 months

Became champion: 13 October 2024

Won the title by defeating Cristofer Rosales.

First shown in October 2024 rankingsView source

Julio Cesar Martinez

20 December 201922 May 2024

4 years 6 months

Became champion: 20 December 2019

Won the title by defeating Cristofer Rosales.

First shown in February 2022 rankingsView source

Charlie Edwards

22 December 2018October 2019

11 months

Became champion: 22 December 2018

Won the title by defeating Cristofer Rosales.

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Cristofer Rosales

15 April 2018December 2018

9 months

Became champion: 15 April 2018

Won the vacant title by defeating Daigo Higa.

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Daigo Higa

20 May 2017April 2018

1 year

Became champion: 20 May 2017

Won the title by defeating Juan Hernández Navarrete.

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Juan Hernandez Navarrete

4 March 2017May 2017

3 months

Became champion: 4 March 2017

Won the vacant title by defeating Nawaphon Sor Rungvisai.

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Roman Gonzalez

5 September 2014October 2016

2 years 2 months

Became champion: 5 September 2014

Won the title by defeating Akira Yaegashi.

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Akira Yaegashi

8 April 2013September 2014

1 year 6 months

Became champion: 8 April 2013

Won the title by defeating Toshiyuki Igarashi.

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Toshiyuki Igarashi

16 July 2012April 2013

10 months

Became champion: 16 July 2012

Won the title by defeating Sonny Boy Jaro.

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Sonny Boy Jaro

2 March 2012July 2012

5 months

Became champion: 2 March 2012

Won the title by defeating Pongsaklek Wonjongkam.

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Pongsaklek Wonjongkam

27 March 2010March 2012

2 years 1 month

Became champion: 27 March 2010

Won the title by defeating Kōki Kameda.

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Koki Kameda

29 November 2009March 2010

5 months

Became champion: 29 November 2009

Won the title by defeating Daisuke Naito.

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Daisuke Naito

18 July 2007November 2009

2 years 5 months

Became champion: 18 July 2007

Won the title by defeating Pongsaklek Wonjongkam.

First shown in August 2008 rankingsView source

Pongsaklek Wonjongkam

2 March 2001July 2007

6 years 5 months

Became champion: 2 March 2001

Won the title by defeating Malcolm Tuñacao.

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Malcolm Tunacao

19 May 2000March 2001

11 months

Became champion: 19 May 2000

Won the title by defeating Medgoen Singsurat.

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Medgoen Singsurat

17 September 1999May 2000

9 months

Became champion: 17 September 1999

Won the vacant title by defeating Manny Pacquiao.

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Manny Pacquiao

4 December 1998September 1999

10 months

Became champion: 4 December 1998

Won the title by defeating Chatchai Singwangcha.

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Chatchai Singwangcha

12 November 1997December 1998

1 year 2 months

Became champion: 12 November 1997

Won the title by defeating Yuri Arbachakov.

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Yuri Arbachakov

23 June 1992November 1997

5 years 6 months

Became champion: 23 June 1992

Won the title by defeating Muangchai Kittikasem.

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Muangchai Kittikasem

15 February 1991June 1992

1 year 5 months

Became champion: 15 February 1991

Won the title by defeating Sot Chitalada.

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Sot Chitalada

3 June 1989February 1991

1 year 9 months

Became champion: 3 June 1989

Won the title by defeating Kim Yong-Kang.

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Kim Yong Kang

24 July 1988June 1989

1 year

Became champion: 24 July 1988

Won the title by defeating Sot Chitalada.

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Sot Chitalada

8 October 1984July 1988

3 years 10 months

Became champion: 8 October 1984

Won the title by defeating Gabriel Bernal.

First shown in rankingsView source

Gabriel Bernal

9 April 1984October 1984

7 months

Became champion: 9 April 1984

Won the title by defeating Kōji Kobayashi.

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Koji Kobayashi

18 January 1984April 1984

4 months

Became champion: 18 January 1984

Won the title by defeating Frank Cedeno.

First shown in rankingsView source

Frank Cedeno

27 September 1983January 1984

5 months

Became champion: 27 September 1983

Won the title by defeating Charlie Magri.

First shown in rankingsView source

Charlie Magri

15 March 1983September 1983

7 months

Became champion: 15 March 1983

Won the title by defeating Eleoncio Mercedes.

First shown in rankingsView source

Eleoncio Mercedes

6 November 1982March 1983

5 months

Became champion: 6 November 1982

Won the title by defeating Freddy Castillo.

First shown in rankingsView source

Freddy Castillo

24 July 1982November 1982

5 months

Became champion: 24 July 1982

Won the title by defeating Prudencio Cardona.

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Prudencio Cardona

20 March 1982July 1982

5 months

Became champion: 20 March 1982

Won the title by defeating Antonio Avelar.

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Antonio Avelar

12 May 1981March 1982

11 months

Became champion: 12 May 1981

Won the title by defeating Shoji Oguma.

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Shoji Oguma

18 May 1980May 1981

1 year 1 month

Became champion: 18 May 1980

Won the title by defeating Park Chan-Hee.

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Park Chan Hee

18 March 1979May 1980

1 year 3 months

Became champion: 18 March 1979

Won the title by defeating Miguel Canto.

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Miguel Canto

8 January 1975March 1979

4 years 3 months

Became champion: 8 January 1975

Won the title by defeating Shoji Oguma.

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Shoji Oguma

1 October 1974January 1975

4 months

Became champion: 1 October 1974

Won the title by defeating Betulio González.

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Betulio Gonzalez

4 August 1973October 1974

1 year 3 months

Became champion: 4 August 1973

Won the vacant title by defeating Miguel Canto.

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Venice Borkhorsor

29 September 1972July 1973

11 months

Became champion: 29 September 1972

Won the title by defeating Betulio González.

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Betulio Gonzalez

29 December 1971September 1972

10 months

Became champion: 29 December 1971

Was awarded the WBC Flyweight title after Erbito Salavarria was stripped following a positive test.

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Erbito Salavarria

7 December 1970December 1971

1 year 1 month

Became champion: 7 December 1970

Won the title by defeating Chartchai Chionoi.

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20 March 1970December 1970

10 months

Became champion: 20 March 1970

Won the title by defeating Efren Torres.

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Efren Torres

23 February 1969March 1970

1 year 2 months

Became champion: 23 February 1969

Won the title by defeating Chartchai Chionoi.

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10 November 1968February 1969

4 months

Became champion: 10 November 1968

Won the vacant title by defeating Bernabe Villacampo.

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Horacio Accavallo

1 March 1966October 1968

2 years 8 months

Became champion: 1 March 1966

Won the vacant title by defeating Katsuyoshi Takayama.

First shown in rankingsView source

Salvatore Burruni

23 April 1965November 1965

8 months

Became champion: 23 April 1965

Won the title by defeating Pone Kingpetch.

First shown in rankingsView source

23 January 1964April 1965

1 year 4 months

Became champion: 23 January 1964

Won the title by defeating Hiroyuki Ebihara.

First shown in rankingsView source

18 September 1963January 1964

5 months

Became champion: 18 September 1963

Won the title by defeating Pone Kingpetch.

First shown in rankingsView source

14 February 1963September 1963

8 months

Became champion: 14 February 1963

Was recognized as the inaugural WBC champion when the organization was founded, while already holding the world championship.

First shown in February 1963 rankingsView source

WBC Flyweight - Interim Champion

Galal Yafai

30 November 2024Current

2 years

Became champion: 30 November 2024

Won the interim WBC flyweight title by defeating Sunny Edwards in Birmingham.

First shown in August 2025 rankingsView source

Francisco Rodriguez Jr

21 June 2025July 2025

2 months

Became champion: 21 June 2025

Initially awarded the interim title against Galal Yafai, the WBC later changed the result to a no-contest after an adverse anti-doping finding and reinstated Yafai.

First shown in July 2025 rankingsView source

Galal Yafai

30 November 202421 June 2025

8 months

Became champion: 30 November 2024

Won the interim WBC flyweight title by defeating Sunny Edwards in Birmingham.

First shown in December 2024 rankingsView source

McWilliams Arroyo

27 February 2021November 2023

2 years 10 months

Became champion: 27 February 2021

Won the vacant interim title by stopping Abraham Rodriguez in the fifth round.

First shown in February 2022 rankingsView source

WBC Flyweight Title History

IBF Flyweight Title History

Champions who have held each belt, from oldest to most recent. Title history only goes back as far as our earliest IBF monthly rankings (December 1983).

IBF Flyweight - World Champion

Masamichi Yabuki

29 March 2025Current

1 year 8 months

Became champion: 29 March 2025

Won the IBF flyweight title by stopping Angel Ayala in the twelfth round in Tokoname, Japan.

First shown in March 2025 rankingsView source

Angel Ayala Lardizabal

9 August 202429 March 2025

8 months

Became champion: 9 August 2024

Won the vacant title by defeating Dave Apolinario.

First shown in rankingsView source

Jesse Rodriguez

16 December 202327 March 2024

4 months

Became champion: 16 December 2023

Won the title by defeating Sunny Edwards.

First shown in December 2023 rankingsView source

Sunny Edwards

30 April 202116 December 2023

2 years 9 months

Became champion: 30 April 2021

Won the title by defeating Moruti Mthalane.

First shown in April 2021 rankingsView source

Moruti Mthalane

15 July 201830 April 2021

2 years 10 months

Became champion: 15 July 2018

Won the title by defeating Muhammad Waseem.

First shown in July 2018 rankingsView source

Donnie Nietes

29 April 201711 April 2018

1 year 1 month

Became champion: 29 April 2017

Won the title by defeating Komgrich Nantapech.

First shown in April 2017 rankingsView source

John Riel Casimero

28 May 201620 December 2016

8 months

Became champion: 28 May 2016

Won the title by defeating Amnat Ruenroeng.

First shown in May 2016 rankingsView source

Amnat Ruenroeng

22 January 201428 May 2016

2 years 5 months

Became champion: 22 January 2014

Won the title by defeating Rocky Fuentes.

First shown in February 2014 rankingsView source

Moruti Mthalane

20 November 200913 January 2014

4 years 3 months

Became champion: 20 November 2009

Won the title by defeating Julio Cesar Miranda.

First shown in December 2009 rankingsView source

Nonito Donaire

7 July 200714 July 2009

2 years 1 month

Became champion: 7 July 2007

Won the title by defeating Vic Darchinyan.

First shown in August 2007 rankingsView source

Vic Darchinyan

16 December 20047 July 2007

2 years 8 months

Became champion: 16 December 2004

Won the title by defeating Irene Pacheco.

First shown in December 2005 rankingsView source

Irene Pacheco

10 April 1999December 2004

5 years 9 months

Became champion: 10 April 1999

Won the vacant title by defeating Luis Cox Coronado.

First shown in rankingsView source

Danny Romero

22 April 1995January 1996

10 months

Became champion: 22 April 1995

Won the title by defeating Francisco Tejedor.

First shown in rankingsView source

Francisco Tejedor

18 February 1995April 1995

3 months

Became champion: 18 February 1995

Won the vacant title by defeating Jose Luis Zepeda.

First shown in rankingsView source

Pichit Sitbangprachan

29 November 1992November 1994

2 years 1 month

Became champion: 29 November 1992

Won the title by defeating Rodolfo Blanco.

First shown in rankingsView source

Rodolfo Blanco

11 June 1992November 1992

6 months

Became champion: 11 June 1992

Won the title by defeating Dave McAuley.

First shown in rankingsView source

Dave McAuley

7 June 1989June 1992

3 years 1 month

Became champion: 7 June 1989

Won the title by defeating Duke McKenzie.

First shown in rankingsView source

Duke McKenzie

5 October 1988June 1989

9 months

Became champion: 5 October 1988

Won the title by defeating Rolando Bohol.

First shown in rankingsView source

Rolando Bohol

16 January 1988October 1988

10 months

Became champion: 16 January 1988

Won the title by defeating Choi Chang-ho.

First shown in rankingsView source

Choi Chang Ho

5 September 1987January 1988

5 months

Became champion: 5 September 1987

Won the title by defeating Dodie Boy Peñalosa.

First shown in rankingsView source

Dodie Boy Penalosa

22 February 1987September 1987

8 months

Became champion: 22 February 1987

Won the title by defeating Shin Hi-sup.

First shown in rankingsView source

Shin Hi Sup

2 August 1986February 1987

7 months

Became champion: 2 August 1986

Won the title by defeating Jung Bi-won.

First shown in rankingsView source

Jung Bi Won

27 April 1986August 1986

5 months

Became champion: 27 April 1986

Won the title by defeating Chung Jong-kwan.

First shown in rankingsView source

Chung Jong Kwan

20 December 1985April 1986

5 months

Became champion: 20 December 1985

Won the title by defeating Kwon Soon-chun.

First shown in rankingsView source

Kwon Soon Chun

24 December 1983December 1985

2 years 1 month

Became champion: 24 December 1983

Won the title by defeating Rene Busayong.

First shown in rankingsView source

IBF Flyweight Title History

WBO Flyweight Title History

Champions who have held each belt, from oldest to most recent. Title history only goes back as far as our earliest WBO monthly rankings (March 1989).

WBO Flyweight - World Champion

Anthony Olascuaga

20 July 2024Current

2 years 4 months

Became champion: 20 July 2024

Won the vacant WBO title by knocking out Riku Kano in the third round.

First shown in August 2024 rankingsView source

Jesse Rodriguez

8 April 202329 March 2024

1 year

Became champion: 8 April 2023

Won the title by defeating Christian Gonzalez.

First shown in April 2023 rankingsView source

Junto Nakatani

6 November 202027 October 2022

2 years

Became champion: 6 November 2020

Won the title by defeating Giemel Magramo.

First shown in November 2020 rankingsView source

Kosei Tanaka

24 September 201831 January 2020

1 year 5 months

Became champion: 24 September 2018

Won the title by defeating Sho Kimura.

First shown in October 2018 rankingsView source

Sho Kimura

28 July 201724 September 2018

1 year 3 months

Became champion: 28 July 2017

Won the title by defeating Zou Shiming.

First shown in August 2017 rankingsView source

Shiming Zou

5 November 201628 July 2017

9 months

Became champion: 5 November 2016

Won the vacant title by defeating Prasitsak Phaprom.

First shown in rankingsView source

Juan Francisco Estrada

6 April 201314 September 2016

3 years 6 months

Became champion: 6 April 2013

Won the title by defeating Brian Viloria.

First shown in April 2013 rankingsView source

Brian Viloria

16 July 20116 April 2013

1 year 10 months

Became champion: 16 July 2011

Won the title by defeating Julio César Miranda.

First shown in August 2011 rankingsView source

Julio Cesar Miranda

12 June 201016 July 2011

1 year 2 months

Became champion: 12 June 2010

Won the vacant title by defeating Richie Mepranum.

First shown in June 2010 rankingsView source

Omar Andres Narvaez

13 July 200212 June 2010

8 years

Became champion: 13 July 2002

Won the title by unanimous decision over Adonis Rivas.

First shown in August 2002 rankingsView source

Adonis Rivas

4 May 200213 July 2002

3 months

Became champion: 4 May 2002

Won the vacant WBO title by defeating Jair Jimenez by majority decision in Managua.

First shown in July 2002 rankingsView source

Fernando Montiel

15 December 20004 May 2002

1 year 6 months

Became champion: 15 December 2000

Won the title by defeating Isidro García.

First shown in December 2000 rankingsView source

Isidro Garcia

18 December 199915 December 2000

1 year 1 month

Became champion: 18 December 1999

Won the title by defeating Jose Lopez.

First shown in January 2000 rankingsView source

Ruben Sanchez Leon

14 August 1998April 1999

9 months

Became champion: 14 August 1998

Won the title by defeating Carlos Gabriel Salazar.

First shown in rankingsView source

Carlos Gabriel Salazar

13 December 1996August 1998

1 year 9 months

Became champion: 13 December 1996

Won the title by defeating Alberto Jiménez.

First shown in rankingsView source

Alberto Jimenez

11 February 1995December 1996

1 year 11 months

Became champion: 11 February 1995

Won the title by defeating Jacob Matlala.

First shown in rankingsView source

Jacob Matlala

15 May 1993February 1995

1 year 10 months

Became champion: 15 May 1993

Won the title by defeating Pat Clinton.

First shown in rankingsView source

Pat Clinton

18 March 1992May 1993

1 year 3 months

Became champion: 18 March 1992

Won the title by defeating Isidro Pérez.

First shown in rankingsView source

Isidro Perez

18 August 1990March 1992

1 year 8 months

Became champion: 18 August 1990

Won the vacant title by defeating Angel Rosario.

First shown in rankingsView source

Elvis Alvarez

3 March 1989March 1990

1 year 1 month

Became champion: 3 March 1989

Won the title by defeating Miguel Mercedes.

First shown in rankingsView source

WBO Flyweight Title History

RING Flyweight Title History

Champions who have held each belt, from oldest to most recent. Title history only goes back as far as our earliest RING monthly rankings (June 1923).

RING Flyweight - World Champion

Roman Gonzalez

5 September 20141 October 2016

2 years 2 months

Became champion: 5 September 2014

Won the title by defeating Akira Yaegashi.

First shown in September 2014 rankingsView source

Akira Yaegashi

8 April 20135 September 2014

1 year 6 months

Became champion: 8 April 2013

Won the title by defeating Toshiyuki Igarashi.

First shown in April 2013 rankingsView source

Toshiyuki Igarashi

16 July 20128 April 2013

10 months

Became champion: 16 July 2012

Won the title by defeating Sonny Boy Jaro.

First shown in July 2012 rankingsView source

Sonny Boy Jaro

2 March 201216 July 2012

5 months

Became champion: 2 March 2012

Won the title by defeating Pongsaklek Wonjongkam.

First shown in March 2012 rankingsView source

Pongsaklek Wonjongkam

27 March 20102 March 2012

2 years 1 month

Became champion: 27 March 2010

Won the title by defeating Koki Kameda.

First shown in April 2010 rankingsView source

Yong Kang Kim

24 July 1988February 1989

8 months

Became champion: 24 July 1988

Won the title by defeating Sot Chitalada.

First shown in July 1988 rankingsView source

Sot Chitalada

8 October 198424 July 1988

3 years 10 months

Became champion: 8 October 1984

Won the title by defeating Gabriel Bernal.

First shown in November 1984 rankingsView source

Gabriel Bernal

9 April 19848 October 1984

7 months

Became champion: 9 April 1984

Won the title by defeating Kōji Kobayashi.

First shown in May 1984 rankingsView source

Koji Kobayashi

18 January 19849 April 1984

4 months

Became champion: 18 January 1984

Won the title by defeating Frank Cedeno.

First shown in January 1984 rankingsView source

Frank Cedeno

27 September 198318 January 1984

5 months

Became champion: 27 September 1983

Won the title by defeating Charlie Magri.

First shown in October 1983 rankingsView source

Charlie Magri

15 March 198327 September 1983

7 months

Became champion: 15 March 1983

Won the title by defeating Eleoncio Mercedes.

First shown in March 1983 rankingsView source

Eleoncio Mercedes

6 November 198215 March 1983

5 months

Became champion: 6 November 1982

Won the title by defeating Freddie Castillo.

First shown in November 1982 rankingsView source

Freddie Castillo

24 July 19826 November 1982

5 months

Became champion: 24 July 1982

Won the title by defeating Prudencio Cardona.

First shown in August 1982 rankingsView source

Prudencio Cardona

20 March 198224 July 1982

5 months

Became champion: 20 March 1982

Won the title by defeating Antonio Avelar.

First shown in March 1982 rankingsView source

Antonio Avelar

12 May 198120 March 1982

11 months

Became champion: 12 May 1981

Won the title by defeating Shoji Oguma.

First shown in June 1981 rankingsView source

Shoji Oguma

18 May 198012 May 1981

1 year 1 month

Became champion: 18 May 1980

Won the title by defeating Chan Hee Park.

First shown in May 1980 rankingsView source

Chan Hee Park

18 March 197918 May 1980

1 year 3 months

Became champion: 18 March 1979

Won the title by defeating Miguel Canto.

First shown in March 1979 rankingsView source

Miguel Canto

8 January 197518 March 1979

4 years 3 months

Became champion: 8 January 1975

Won the title by defeating Shoji Oguma.

First shown in February 1975 rankingsView source

Venice Borkhorsor

9 February 1973September 1973

8 months

Became champion: 9 February 1973

Won the Ring title by defeating Erbito Salavarria by unanimous decision while defending his WBC flyweight title in Bangkok.

First shown in March 1973 rankingsView source

Erbito Salavarria

7 December 19709 February 1973

2 years 3 months

Became champion: 7 December 1970

Won the title by defeating Chartchai Chionoi.

First shown in February 1971 rankingsView source

20 March 1970November 1970

9 months

Became champion: 20 March 1970

Won the title by defeating Efren Torres.

First shown in April 1970 rankingsView source

Efren Torres

23 February 196920 March 1970

1 year 2 months

Became champion: 23 February 1969

Won the title by defeating Chartchai Chionoi.

First shown in March 1969 rankingsView source

30 December 196623 February 1969

2 years 3 months

Became champion: 30 December 1966

Won the title by defeating Walter McGowan.

First shown in February 1967 rankingsView source

Walter McGowan

14 June 1966December 1966

7 months

Became champion: 14 June 1966

Won the title by defeating Salvatore Burruni.

First shown in September 1966 rankingsView source

Salvatore Burruni

23 April 1965June 1966

1 year 3 months

Became champion: 23 April 1965

Won the title by defeating Pone Kingpetch.

First shown in May 1965 rankingsView source

23 January 196423 April 1965

1 year 4 months

Became champion: 23 January 1964

Won the title by defeating Hiroyuki Ebihara.

First shown in March 1964 rankingsView source

18 September 1963January 1964

5 months

Became champion: 18 September 1963

Won the title by defeating Pone Kingpetch.

First shown in November 1963 rankingsView source

12 January 196318 September 1963

9 months

Became champion: 12 January 1963

Won the title by defeating Fighting Harada.

First shown in January 1963 rankingsView source

Fighting Harada

10 October 1962November 1962

2 months

Became champion: 10 October 1962

Won the title by defeating Pone Kingpetch.

First shown in October 1962 rankingsView source