Following the name of the champion(s): Indicates the number of times the competitor has held that title at that point.
[...]
Indicates a gap in the listing where title changes are not known.
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Title was held or changed hands no later than this. In these cases, it is known that a competitor held the title at a certain time but not when he/she won it.
@
Order uncertain. Different titleholders may be known for the same year, for example, but it is not known who held the title before whom.
#
Unofficial or disputable claims. These are usually matches that certainly took place, but where there is doubt that the competitor shown should be recognized as a true title holder. These listings are also italicized.
* Bolded letters in the competitor's name, if any, indicate the surname/family name.
Jimmy Wilde
1921-01
Has claimed the title as early as 15-01-25, defeating Tancy Lee in London, ENG, GBR; also defeats Zulu Kid on 16-12-18 in London, ENG, GBR; recognized by NBA in 21-01 upon its inception (The Decatur Herald, Decatur, IL, 21-02-07, plus several other papers).
Pancho Villa
1923-06-18
New York, NY, USA
Vacant on 25-07-14 when Villa passes away.
Fidel LaBarba
1925-08-22
Los Angeles, CA
Defeats American champion Frankie Genaro in a match locally billed as the world title bout; eventually recognized by NBA; also defeats European champion Elkly Clark on 27-01-21 in New York, NY, USA (mainly reported as a title defnse by LaBarba although some reports have it as American champion defeating European champion to claim the world title); vacates on 27-08-25 upon (temporary) retirement.
Pinky Silverberg
1927-10-22
Bridgeport, CT, USA
Defeats Ruby Bradley; stripped of the title after losing to Bradley on 27-12-03.
Frenchy Belanger
1927-12-19
Toronto, ON, CAN
Defeats Ernie Jarvis in tournament final.
Frankie Genaro
1928-02-06
Toronto, ON, CAN
Emile Pladner
1929-03-02
Paris, FRA
Frankie Genaro [2]
1929-04-18
Paris, FRA
Victor Perez
1931-10-26
Paris, FRA
Jackie Brown
1932-10-31
Manchester, ENG, GBR
Stripped of the title after Brown is sentenced to 4mo of hard labor on 34-08-03 for his conviction of biting a piece of a man's ear during a street fight.
Benny Lynch
1935-09-09
Manchester, ENG, GBR
Vacates on 38-06-29 when Lynch cannot maintain the weight limit.
Peter Kane
1938-09-22
Liverpool, Merseyside, ENG, GBR
Defeats Jackie Jurich; stripped of the title on 39-12-11.
Jackie Paterson
1943-06-19
Glasgow, SCT, GBR
Defeats Peter Kane; stripped of the title on 47-07-31.
Rinty Monaghan
1947-10-20
London, ENG, GBR
Defeats Salvador Marino; vacates on 50-03-30.
Terry Allen
1950-04-25
Harringay, ENG, GBR
Defeats Honore Pratesi to win the world and European titles.
Dado Marino
1950-08-01
Honolulu, HI, USA
Shirai Yoshio
1952-05-19
Tōkyō, JPN
Pascual Perez
1954-11-26
Tōkyō, JPN
Pone Kingpetch
1960-04-16
Bangkok, THA
Fighting Harada
1962-10-10
Tōkyō, JPN
Pone Kingpetch [2]
1963-01-12
Bangkok, THA
Ebihara Hiroyuki
1963-09-18
Tōkyō, JPN
Pone Kingpetch
1964-01-23
Tōkyō, JPN
Salvatore Burruni
1965-04-23
Rome, ITA
Stripped of the title on 65-11-01 for failing to meet the top contender Ebihara Hiroyuki.
Horacio Accavallo
1966-03-01
Tōkyō, JPN
Defeats Takayama Katsuyoshi; vacates on 68-10-01 upon retirement.
Ebihara Hiroyuki [2]
1969-03-30
Sapporo, JPN
Defeats José Severino.
Bernabe Villacampo
1969-10-19
Ōsaka, JPN
Berkrerk Chartvanchai
1970-04-05
Bangkok, THA
Ōba Masao
1970-10-22
Tōkyō, JPN
Vacant on 73-01-25 when Ōba passes away in an automobile accident in Tōkyō, JPN.
Chartchai Chionoi
1973-05-17
Bangkok, THA
Defeats Fritz Chervet.
Hanagata Susumu
1974-10-18
Yokohama, JPN
Erbito Salavarria
1975-04-01
Toyama, JPN
Alfonso Lopez
1976-02-27
Quezon City, PHI
Guty Espadas
1976-10-02
Los Angeles, CA, USA
Betulio González
1978-08-12
Maracay, VEN
Luis Ibarra
1979-11-17
Maracay, VEN
Kim Tae-shik
1980-02-17
Seoul, KOR
Peter Mathebula
1980-12-13
Los Angeles, CA, USA
Santos Laciar
1981-03-28
Johannesburg, RSA
Luis Ibarra [2]
1981-06-06
Buenos Aires, ARG
Juan Herrera
1981-09-26
Merida, YU, MEX
Santos Laciar [2]
1982-05-01
Merida, YU, MEX
Vacates on 85-07-19 to move up to the super flyweight class.
Hilario Zapata
1985-10-05
Panama City, PAN
Defeats Alonzo González.
Fidel Bassa
1987-02-13
Barranquilla, COL
Jesús Kiki Rojas
1989-09-30
Barranquilla, COL
Lee Yul-woo
1990-03-10
Deajeon, KOR
Leopard Tamakuma
1990-07-29
Mito, JPN
Elvis Álvarez
1991-03-14
Tōkyō, JPN
Kim Yong-kang
1991-06-01
Seoul, KOR
Aquiles Guzman
1992-09-26
Pohang, KOR
David Griman
1992-12-15
Caracas, VEN
Saen Sor Ploenchit
1994-02-13
Chachoengsao, THA
José Bonilla
1996-11-24
Ubon Ratchathani, THA
Hugo Rafael Soto
1998-05-29
Las Vegas, NV, USA
Leo Gámez
1999-03-13
New York, NY, USA
Sornpichai Kratingdaenggym
1999-09-03
Mukdahan, THA
Eric Morel
2000-08-05
Madison, WI, USA
Lorenzo Parra
2003-12-06
Bayamón, PR, USA
Sakata Takefumi
2007-03-19
Tōkyō, JPN
Denkaosan Kaovichit
2008-12-31
Hiroshima, JPN
Kameda Daiki
2010-02-07
Kōbe, JPN
Vacates on 11-01-04 to move up to the super flyweight class.
Luis Concepcion
2011-01-04
Interim champion since defeating Omar Salado on 09-09-05 in Panama City, PAN; status promoted on 11-01-04.
Hernán Márquez
2011-04-02
Panama City, PAN
Vacant on 12-11-17 when Marquez fights WBO champion Brian Viloria for WBA "Super" title.
Brian Viloria
2012-11-17
Los Angeles, CA, USA
WBO champion, defeats Hernán Márquez, who has vacated WBA world title for the match, to become WBA "Super" champion; Juan Carlos Reveco, interim WBA champion, is promoted to WBA "Regular" world champion on 12-11-17.
Juan Francisco Estrada
2013-04-06
Macao, CHN
Wins WBA and WBO titles; vacates on 16-09-14 to move up to the super flyweight class.
Ioka Kazuto
2016-09-14
Has won the "Regular" title on 15-04-22; WBA announces the reduction of the world titles in each weight category in 16-01 (WBA official site, 17-12-31) although eventually adds more titles; becomes the primary champion on 16-09-14 when Estrada vacates his Super Title; Ioka vacates his title on 17-11-09 and eventually retires from boxing.
Artem Dalakian
2018-02-24
Inglewood, CA, USA
Defeats Brian Viloria for the vacant "Regular" title while the Super Title remains vacant.