All-time ONE Championship Flyweight Muay Thai World Champions

The champions are listed in reverse chronological order.

Click here for the list of current ONE Championship World champions in each division.

Current Flyweight Muay Thai World Champion

Rodtang Jitmuangnon
Won: August 2, 2019
Opponent: Jonathan Haggerty
Defences: 3

Past Champions

Jonathan Haggerty
Won: May 4, 2019
Opponent: Sam-A Gaiyanghadao

Sam A-Gaiyanghadao
Won: May 18, 2018
Opponent: Sergio Wielzen

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