Category:International Boxing Organization champions
This category lists professional boxers who have held a full world championship by the International Boxing Organization (IBO).
Pages in category "International Boxing Organization champions"
The following 137 pages are in this category, out of 137 total. This list may not reflect recent changes.
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- Brian Magee
- Michael Magnesi
- Masibulele Makepula
- Peter Manfredo Jr.
- Rafael Márquez (boxer)
- Claudio Marrero
- Emiliano Marsili
- Sergio Martínez (boxer)
- Jack Massey (boxer)
- Floyd Mayweather Jr.
- Jeff Mayweather
- Roger Mayweather
- Jessica McCaskill
- Padraig McCrory
- Mohamed Mimoune
- Mea Motu
- Moruti Mthalane
- Anthony Mundine
- Karo Murat