Billy O'Brien

Also registered as: Billy OBrien

9 matches · 7 won · 2 lost · 0 with video

2026 Amazing MuayThai World Festival in Bangkok 2026-06-25

Lost vs Joshua Embradura (Stephen Giffard)
Adult B Class / Male / -63,5 kg · Round 2 · ko

🥈 2nd Male / A class / Above 18 years / 63.5kg

Lost vs Nathan Giles (8 Blade Warriors Muay Thai)
Male / A class / Above 18 years / 63.5kg · Round 2 · tko
Won vs Thepsavanh Phiathep (Adelaide Muay Thai Fight & Fitness)
Male / A class / Above 18 years / 63.5kg · Round 1 · no-show

🥇 1st Billy O'Brien VS Jaydon Duncan (Boy / 16-17 yrs / 63.5kg)

Won vs Jaydon Duncan (WFC - Chirnside Park)
Billy O'Brien VS Jaydon Duncan (Boy / 16-17 yrs / 63.5kg) · Round 1 · decision_unanimous

🥇 1st Youth 16-17 yrs / Male / Advanced / -61.235 kg

Won vs Adam Conka (Star Fight)
Youth 16-17 yrs / Male / Advanced / -61.235 kg · Round 4 · decision
Won vs Daniyar Achilov (WBC MUAY THAI RUSSIA)
Youth 16-17 yrs / Male / Advanced / -61.235 kg · Round 3 · decision
Won vs Arthur Latham (WBC Muay Thai England)
Youth 16-17 yrs / Male / Advanced / -61.235 kg · Round 2 · decision
Won vs Gayout Jean Loup (WBC MuayThai Reunion Island 2)
Youth 16-17 yrs / Male / Advanced / -61.235 kg · Round 1 · decision

🥇 1st BILLY O'BRIEN VS DANNY CASSAR (Boy / 16-17 yrs / Catchweight @ 61kg)

Won vs Danny Cassar (Gladiator Muay Thai)
BILLY O'BRIEN VS DANNY CASSAR (Boy / 16-17 yrs / Catchweight @ 61kg) · Round 1 · decision_unanimous

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