List of Flyweight Boxing Champions - WBO

Title inaugurated 1989-03-03 1990-03-Vacated Elvis Álvarez WBO 1990-08-18 1992-03-18 Isidro Perez WBO 1992-03-18 1993-05-15 Pat Clinton WBO 1993-05-15 1995-02-11 Jacob Matlala WBO 1995-02-11 1996-12-13 Alberto Jiménez WBO 1996-12-13 1998-08-14 Carlos Gabriel Salazar WBO 1998-08-14 1999-04-23 Ruben Sánchez León WBO 1999-04-23 1999-Vacated Jose Lopez Bueno WBO 1999-12-18 2000-12-15 Isidro García WBO 2000-12-15 2001-09-08-Vacated Fernando Montiel WBO 2002-05-04 2002-07-13 Adonis Rivas WBO 2002-07-13 2010-05-Vacated Omar Andres Narvaez WBO 2010-06-12 2011-07-16 Julio Cesar Miranda WBO 2011-07-16 Present Brian Viloria WBO