WBO Title Backgrounds

Heavyweight Championship

First Champion: Francesco Damiani - May 6, 1989
Final Champion: Still Active

Junior Heavyweight Championship

First Champion: Boone Pultz - December 3, 1989
Final Champion: Still Active

Light Heavyweight Championship

First Champion: Michael Moorer - December 3, 1988
Final Champion: Still Active

Super Middleweight Championship

First Champion: Thomas Hearns - November 4, 1988
Final Champion: Still Active

Middleweight Championship

First Champion: Doug DeWitt - April 18, 1989
Final Champion: Still Active

Junior Middleweight Championship

First Champion: John David Jackson - December 8, 1988
Final Champion: Still Active

Welterweight Championship

First Champion: Genaro Leon - May 6, 1989
Final Champion: Still Active

Junior Welterweight Championship

First Champion: Héctor Camacho - March 6, 1989
Final Champion: Still Active

Lightweight Championship

First Champion: Mauricio Aceves - May 6, 1989
Final Champion: Still Active

Junior Lightweight Championship

First Champion: John John Molina - April 29, 1989
Final Champion: Still Active

Featherweight Championship

First Champion: Maurizio Stecca - January 28, 1989
Final Champion: Still Active

Junior Featherweight Championship

First Champion: Kenny Mitchell - April 29, 1989
Final Champion: Still Active

Bantamweight Championship

First Champion: Israel Contreras - February 3, 1989
Final Champion: Still Active

Junior Bantamweight Championship

First Champion: José Ruiz - April 29, 1989
Final Champion: Still Active

Flyweight Championship

First Champion: Elvis Álvarez - March 3, 1989
Final Champion: Still Active

Light Flyweight Championship

First Champion: Jose De Jesús - May 19, 1989
Final Champion: Still Active

Minimumweight Championship

First Champion: Rafael Torres - August 30, 1989
Final Champion: Still Active

WBO Women's Titles

Super Middleweight Championship

ONLY Champion: Christina Hammer - May 4, 2013

Middleweight Championship

First Champion: Christina Hammer - October 23, 2010
Final Champion: Still Active

Junior Middleweight Championship

First Champion: Hanna Gabriel - May 29, 2010
Final Champion: Still Active

Welterweight Championship

First Champion: Hanna Gabriel - December 19, 2009
Final Champion: Still Active

Junior Welterweight Championship

First Champion: Fernanda Soledad Alegre - December 4, 2010
Final Champion: Still Active

Lightweight Championship

First Champion: Erin McGowan - October 9, 2010
Final Champion: Still Active

Junior Lightweight Championship

First Champion: Ramona Kuehne - June 4, 2010
Final Champion: Still Active

Featherweight Championship

First Champion: Ina Menzer - October 10, 2009
Final Champion: Still Active

Junior Featherweight Championship

First Champion: Ana Julaton - December 4, 2009
Final Champion: Still Active

Bantamweight Championship

First Champion: Kaliesha West - September 18, 2010
Final Champion: Still Active

Junior Bantamweight Championship

First Champion: Carolina Raquel Duer - December 17, 2010
Final Champion: Still Active

Flyweight Championship

First Champion: Susi Kentikian October 10, 2009
Final Champion: Yésica Yolanda Bopp - April 26, 2014

Junior Flyweight Championship

First Champion: Yésica Yolanda Bopp - November 6, 2009
Final Champion: Still Active

Mini-Flyweight Championship

First Champion: Teeraporn Pannimit - April 2, 2010
Final Champion: Still Active

Atomweight Championship

First Champion: Nao Ikeyama - May 17, 2014
Final Champion: Still Active