List of ONE Championship champions
Wikimedia list article
This is a list of ONE Championship champions in each weight division of each sport.
Current champions
Men's championship history
Heavyweight World Championship
Weight limit
— MMA: 265 lb (120.2 kg)
— Kickboxing / Muay Thai: Unlimited
Light Heavyweight World Championship
Weight limit: 225 lb (102.1 kg)
Middleweight World Championship
Weight limit: 205 lb (93 kg)
Welterweight World Championship
Weight limit: 185 lb (83.9 kg)
Lightweight World Championship
Weight limit: 170 lb (77.1 kg)
Featherweight World Championship
Weight limit: 155 lb (70.3 kg)
Bantamweight World Championship
Weight limit: 145 lb (65.8 kg)
Flyweight World Championship
Weight limit: 135 lb (61.2 kg)
Strawweight World Championship
Weight limit: 125 lb (56.7 kg)
Atomweight World Championship
Weight limit: 115 lb (52.2 kg)
Women's championship history
Women's Strawweight World Championship
Weight limit: 125 lb (56.7 kg)
Women's Atomweight World Championship
Weight limit: 115 lb (52.2 kg)
Tournament winners
Records
Most wins in title bouts
Most consecutive title defenses
Multi-division champions
Simultaneous two division champions
This table, different from the previous one, only counts the periods in which the fighter loaded the titles simultaneously and the defenses in that period of time.
Champions by nationality
Fighters with multiple title reigns in a specific division are only counted once. Interim champions who never became linear champions are only listed in parentheses.
Missed weight/Failed hydration title fights
Throughout the history of ONE Championship, there has been multiple instances of champions or title challengers missing weight, or failing hydration tests. These are the official fights that still happened after the fails.
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