CAMPEONES DEL MUNDO DEL PESO LIGERO.
WBC
1 Carlos Ortiz 7 Apr 1963 10 Apr 1965 2
2 Ismael Laguna 10 Apr 1965 13 Nov 1965 0
1 Carlos Ortiz 13 Nov 1965 29 Jun 1968 4
3 Carlos Teo Cruz 29 Jun 1968 18 Feb 1969 1
4 Mando Ramos 18 Feb 1969 3 Mar 1970 1
2 Ismael Laguna 3 Mar 1970 26 Sep 1970 (Vacated) 1
5 Ken Buchanan 12 Feb 1971 Jun 1971 (Stripped) 0
6 Pedro Carrasco 5 Nov 1971 18 Feb 1972 0
4 Mando Ramos 18 Feb 1972 15 Sep 1972 1
7 Chango Carmona 15 Sep 1972 10 Nov 1972 0
8 Rodolfo Gonzalez 10 Nov 1972 11 Apr 1974 2
9 Guts Ishimatsu 11 Apr 1974 8 May 1976 5
10 Esteban De Jesus 8 May 1976 21 Jan 1978 3
11 Roberto Duran 21 Jan 1978 Jan 1979 (Vacated) 0
12 Jim Watt 17 Apr 1979 20 Jun 1981 4
13 Alexis Arguello 20 Jun 1981 1983 (Vacated) 4
14 Edwin Rosario 1 May 1983 3 Nov 1984 2
15 Jose Luis Ramirez 3 Nov 1984 10 Aug 1985 0
16 Hector Camacho 10 Aug 1985 1987 (Vacated) 2
15 Jose Luis Ramirez 19 Jul 1987 29 Oct 1988 2
17 Julio Cesar Chavez 29 Oct 1988 1989 (Vacated) 0
18 Pernell Whitaker 20 Aug 1989 1992 (Vacated) 6
19 Miguel Angel Gonzalez 24 Aug 1992 1995 (Vacated) 10
20 Jean-Baptiste Mendy 20 Apr 1996 1 Mar 1997 0
21 Stevie Johnston 1 Mar 1997 13 Jun 1998 3
22 Cesar Bazan 13 Jun 1998 27 Feb 1999 2
21 Stevie Johnston 27 Feb 1999 17 Jun 2000 4
23 Jose Luis Castillo 17 Jun 2000 20 Apr 2002 3
24 Floyd Mayweather, Jr. 20 Apr 2002 2004 (Vacated) 3
23 Jose Luis Castillo 5 Jun 2004 7 May 2005 2
25 Diego Corrales 7 May 2005 6 Oct 2006 (Stripped) 0
26 Joel Casamayor 7 Oct 2006 Feb 2007 (Stripped) 0
27 David Diaz 1 Feb 2007 Present 1
WBA
1 Carlos Ortiz 21 Apr 1962 10 Apr 1965 4
2 Ismael Laguna 10 Apr 1965 13 Nov 1965 0
1 Carlos Ortiz 13 Nov 1965 29 Jun 1968 5
3 Carlos Teo Cruz 29 Jun 1968 18 Feb 1969 1
4 Mando Ramos 18 Feb 1969 3 Mar 1970 1
2 Ismael Laguna 3 Mar 1970 26 Sep 1970 1
5 Ken Buchanan 26 Sep 1970 26 Jun 1972 2
6 Roberto Duran 26 Jun 1972 Jan 1979 (Vacated) 12
7 Ernesto Espana 16 Jun 1979 2 Mar 1980 1
8 Hilmer Kenty 2 Mar 1980 12 Apr 1981 3
9 Sean O'Grady 12 Apr 1981 1981 (Vacated) 0
10 Claude Noel 12 Sep 1981 5 Dec 1981 0
11 Arturo Frias 5 Dec 1981 8 May 1982 1
12 Ray Mancini 8 May 1982 1 Jun 1984 4
13 Livingstone Bramble 1 Jun 1984 26 Sep 1986 2
14 Edwin Rosario 26 Sep 1986 21 Nov 1987 1
15 Julio Cesar Chavez 21 Nov 1987 1989 (Vacated) 2
14 Edwin Rosario 9 Jul 1989 4 Apr 1990 0
16 Juan Nazario 4 Apr 1990 11 Aug 1990 0
17 Pernell Whitaker 11 Aug 1990 1992 (Vacated) 3
18 Joey Gamache 13 Jun 1992 24 Oct 1992 0
19 Tony Lopez 24 Oct 1992 26 Jun 1993 1
20 Dingaan Thobela 26 Jun 1993 30 Oct 1993 0
21 Orzubek Nazarov 30 Oct 1993 16 May 1998 6
22 Jean-Baptiste Mendy 16 May 1998 10 Apr 1999 1
23 Julien Lorcy 10 Apr 1999 7 Aug 1999 0
24 Stefano Zoff 7 Aug 1999 13 Nov 1999 0
25 Gilberto Serrano 13 Nov 1999 11 Jun 2000 1
26 Takanori Hatakeyama 11 Jun 2000 1 Jul 2001 2
23 Julien Lorcy 1 Jul 2001 8 Oct 2001 0
27 Raul Horacio Balbi 8 Oct 2001 5 Jan 2002 0
28 Leonard Dorin 5 Jan 2002 2004 (Vacated) 2
29 Lakva Sim 10 Apr 2004 17 Jul 2004 0
30 Juan Diaz 17 Jul 2004 (Super Champion) Present 7
31 Jose Alfaro 29 Dec 2007 (Regular Champion) Present 0
IBF
1 Charlie Brown 30 Jan 1984 15 Apr 1984 0
2 Harry Arroyo 15 Apr 1984 6 Apr 1985 2
3 Jimmy Paul 6 Apr 1985 5 Dec 1986 3
4 Greg Haugen 5 Dec 1986 7 Jun 1987 0
5 Vinny Pazienza 7 Jun 1987 6 Feb 1988 0
4 Greg Haugen 6 Feb 1988 18 Feb 1989 2
6 Pernell Whitaker 18 Feb 1989 1992 (Vacated) 8
7 Freddie Pendleton 10 Jan 1993 19 Feb 1994 1
8 Rafael Ruelas 19 Feb 1994 6 May 1995 2
9 Oscar De La Hoya 6 May 1995 1995 (Vacated) 0
10 Philip Holiday 19 Aug 1995 2 Aug 1997 6
11 Shane Mosley 2 Aug 1997 Apr 1999 (Vacated) 8
12 Paul Spadafora 20 Aug 1999 2003 (Vacated) 8
13 Javier Jauregui 22 Nov 2003 13 May 2004 0
14 Julio Diaz 13 May 2004 1 Mar 2005 (Vacated) 0
15 Leavander Johnson 17 Jun 2005 17 Sep 2005 0
16 Jesus Chavez 17 Sep 2005 3 Feb 2007 0
14 Julio Diaz 3 Feb 2007 13 Oct 2007 0
17 Juan Diaz 13 Oct 2007 Present 0
WBO
1 Mauricio Aceves 6 May 1989 22 Sep 1990 1
2 Dingaan Thobela 22 Sep 1990 1991 (Vacated) 2
3 Giovanni Parisi 25 Sep 1992 1994 (Vacated) 2
4 Oscar De La Hoya 29 Jul 1994 1996 (Vacated) 6
5 Artur Grigorian 13 Apr 1996 3 Jan 2004 17
6 Acelino Freitas 3 Jan 2004 7 Aug 2004 0
7 Diego Corrales 7 Aug 2004 2005 (Stripped) 1
6 Acelino Freitas 29 Apr 2006 28 Apr 2007 0
8 Juan Diaz 28 Apr 2007 Present 1
WBC
1 Carlos Ortiz 7 Apr 1963 10 Apr 1965 2
2 Ismael Laguna 10 Apr 1965 13 Nov 1965 0
1 Carlos Ortiz 13 Nov 1965 29 Jun 1968 4
3 Carlos Teo Cruz 29 Jun 1968 18 Feb 1969 1
4 Mando Ramos 18 Feb 1969 3 Mar 1970 1
2 Ismael Laguna 3 Mar 1970 26 Sep 1970 (Vacated) 1
5 Ken Buchanan 12 Feb 1971 Jun 1971 (Stripped) 0
6 Pedro Carrasco 5 Nov 1971 18 Feb 1972 0
4 Mando Ramos 18 Feb 1972 15 Sep 1972 1
7 Chango Carmona 15 Sep 1972 10 Nov 1972 0
8 Rodolfo Gonzalez 10 Nov 1972 11 Apr 1974 2
9 Guts Ishimatsu 11 Apr 1974 8 May 1976 5
10 Esteban De Jesus 8 May 1976 21 Jan 1978 3
11 Roberto Duran 21 Jan 1978 Jan 1979 (Vacated) 0
12 Jim Watt 17 Apr 1979 20 Jun 1981 4
13 Alexis Arguello 20 Jun 1981 1983 (Vacated) 4
14 Edwin Rosario 1 May 1983 3 Nov 1984 2
15 Jose Luis Ramirez 3 Nov 1984 10 Aug 1985 0
16 Hector Camacho 10 Aug 1985 1987 (Vacated) 2
15 Jose Luis Ramirez 19 Jul 1987 29 Oct 1988 2
17 Julio Cesar Chavez 29 Oct 1988 1989 (Vacated) 0
18 Pernell Whitaker 20 Aug 1989 1992 (Vacated) 6
19 Miguel Angel Gonzalez 24 Aug 1992 1995 (Vacated) 10
20 Jean-Baptiste Mendy 20 Apr 1996 1 Mar 1997 0
21 Stevie Johnston 1 Mar 1997 13 Jun 1998 3
22 Cesar Bazan 13 Jun 1998 27 Feb 1999 2
21 Stevie Johnston 27 Feb 1999 17 Jun 2000 4
23 Jose Luis Castillo 17 Jun 2000 20 Apr 2002 3
24 Floyd Mayweather, Jr. 20 Apr 2002 2004 (Vacated) 3
23 Jose Luis Castillo 5 Jun 2004 7 May 2005 2
25 Diego Corrales 7 May 2005 6 Oct 2006 (Stripped) 0
26 Joel Casamayor 7 Oct 2006 Feb 2007 (Stripped) 0
27 David Diaz 1 Feb 2007 Present 1
WBA
1 Carlos Ortiz 21 Apr 1962 10 Apr 1965 4
2 Ismael Laguna 10 Apr 1965 13 Nov 1965 0
1 Carlos Ortiz 13 Nov 1965 29 Jun 1968 5
3 Carlos Teo Cruz 29 Jun 1968 18 Feb 1969 1
4 Mando Ramos 18 Feb 1969 3 Mar 1970 1
2 Ismael Laguna 3 Mar 1970 26 Sep 1970 1
5 Ken Buchanan 26 Sep 1970 26 Jun 1972 2
6 Roberto Duran 26 Jun 1972 Jan 1979 (Vacated) 12
7 Ernesto Espana 16 Jun 1979 2 Mar 1980 1
8 Hilmer Kenty 2 Mar 1980 12 Apr 1981 3
9 Sean O'Grady 12 Apr 1981 1981 (Vacated) 0
10 Claude Noel 12 Sep 1981 5 Dec 1981 0
11 Arturo Frias 5 Dec 1981 8 May 1982 1
12 Ray Mancini 8 May 1982 1 Jun 1984 4
13 Livingstone Bramble 1 Jun 1984 26 Sep 1986 2
14 Edwin Rosario 26 Sep 1986 21 Nov 1987 1
15 Julio Cesar Chavez 21 Nov 1987 1989 (Vacated) 2
14 Edwin Rosario 9 Jul 1989 4 Apr 1990 0
16 Juan Nazario 4 Apr 1990 11 Aug 1990 0
17 Pernell Whitaker 11 Aug 1990 1992 (Vacated) 3
18 Joey Gamache 13 Jun 1992 24 Oct 1992 0
19 Tony Lopez 24 Oct 1992 26 Jun 1993 1
20 Dingaan Thobela 26 Jun 1993 30 Oct 1993 0
21 Orzubek Nazarov 30 Oct 1993 16 May 1998 6
22 Jean-Baptiste Mendy 16 May 1998 10 Apr 1999 1
23 Julien Lorcy 10 Apr 1999 7 Aug 1999 0
24 Stefano Zoff 7 Aug 1999 13 Nov 1999 0
25 Gilberto Serrano 13 Nov 1999 11 Jun 2000 1
26 Takanori Hatakeyama 11 Jun 2000 1 Jul 2001 2
23 Julien Lorcy 1 Jul 2001 8 Oct 2001 0
27 Raul Horacio Balbi 8 Oct 2001 5 Jan 2002 0
28 Leonard Dorin 5 Jan 2002 2004 (Vacated) 2
29 Lakva Sim 10 Apr 2004 17 Jul 2004 0
30 Juan Diaz 17 Jul 2004 (Super Champion) Present 7
31 Jose Alfaro 29 Dec 2007 (Regular Champion) Present 0
IBF
1 Charlie Brown 30 Jan 1984 15 Apr 1984 0
2 Harry Arroyo 15 Apr 1984 6 Apr 1985 2
3 Jimmy Paul 6 Apr 1985 5 Dec 1986 3
4 Greg Haugen 5 Dec 1986 7 Jun 1987 0
5 Vinny Pazienza 7 Jun 1987 6 Feb 1988 0
4 Greg Haugen 6 Feb 1988 18 Feb 1989 2
6 Pernell Whitaker 18 Feb 1989 1992 (Vacated) 8
7 Freddie Pendleton 10 Jan 1993 19 Feb 1994 1
8 Rafael Ruelas 19 Feb 1994 6 May 1995 2
9 Oscar De La Hoya 6 May 1995 1995 (Vacated) 0
10 Philip Holiday 19 Aug 1995 2 Aug 1997 6
11 Shane Mosley 2 Aug 1997 Apr 1999 (Vacated) 8
12 Paul Spadafora 20 Aug 1999 2003 (Vacated) 8
13 Javier Jauregui 22 Nov 2003 13 May 2004 0
14 Julio Diaz 13 May 2004 1 Mar 2005 (Vacated) 0
15 Leavander Johnson 17 Jun 2005 17 Sep 2005 0
16 Jesus Chavez 17 Sep 2005 3 Feb 2007 0
14 Julio Diaz 3 Feb 2007 13 Oct 2007 0
17 Juan Diaz 13 Oct 2007 Present 0
WBO
1 Mauricio Aceves 6 May 1989 22 Sep 1990 1
2 Dingaan Thobela 22 Sep 1990 1991 (Vacated) 2
3 Giovanni Parisi 25 Sep 1992 1994 (Vacated) 2
4 Oscar De La Hoya 29 Jul 1994 1996 (Vacated) 6
5 Artur Grigorian 13 Apr 1996 3 Jan 2004 17
6 Acelino Freitas 3 Jan 2004 7 Aug 2004 0
7 Diego Corrales 7 Aug 2004 2005 (Stripped) 1
6 Acelino Freitas 29 Apr 2006 28 Apr 2007 0
8 Juan Diaz 28 Apr 2007 Present 1