Bantamweight / World Boxing Organization
WBO Bantamweight
29 reigns, most recent first.
| Champion | From | To |
|---|---|---|
| Christian Medina | 2025-09-14 | present |
| Yoshiki Takei | 2024-05-06 | 2025-09-14 |
| Jason Moloney | 2023-05-13 | 2024-05-06 |
| Naoya Inoue | 2022-12-13 | 2023-01-13 |
| Paul Butler | 2022-05-03 | 2022-12-13 |
| John Riel Casimero | 2019-11-30 | 2022-05-03 |
| Zolani Tete | 2017-04-23 | 2019-11-30 |
| Marlon Tapales | 2016-07-27 | 2017-04-22 |
| Pungluang Sor Singyu | 2015-08-08 | 2016-07-27 |
| Tomoki Kameda | 2013-08-01 | 2015-04-23 |
| Paulus Ambunda | 2013-03-02 | 2013-08-01 |
| Pungluang Sor Singyu | 2012-10-20 | 2013-03-02 |
| Jorge Arce | 2011-11-26 | 2012-08-15 |
| Nonito Donaire | 2011-02-19 | 2011-10-22 |
| Fernando Montiel | 2009-04-25 | 2011-02-19 |
| Gerry Peñalosa | 2007-08-11 | 2009-04-25 |
| Jhonny González | 2005-10-29 | 2007-08-11 |
| Ratanachai Sor Vorapin | 2004-05-07 | 2005-10-29 |
| Cruz Carbajal | 2002-03-15 | 2004-05-07 |
| Mauricio Martínez | 2000-09-04 | 2002-03-15 |
| Johnny Tapia | 2000-01-08 | 2000-08-16 |
| Jorge Eliécer Julio | 1997-07-28 | 2000-01-08 |
| Robbie Regan | 1996-04-26 | 1997-07-18 |
| Daniel Jiménez | 1995-10-21 | 1996-04-26 |
| Alfred Kotey | 1994-07-30 | 1995-10-21 |
| Rafael del Valle | 1992-05-13 | 1994-07-30 |
| Duke McKenzie | 1991-06-30 | 1992-05-13 |
| Gaby Canizales | 1991-03-12 | 1991-06-30 |
| Israel Contreras | 1989-02-03 | 1991-02-20 |