Simon Marcus, 8x Muay Thai World Champion and 2x Glory Middleweight World Champion, has built his legacy on discipline, resilience, and the relentless pursuit of excellence.
The One Muay Thai Academy community was created for those who want to train like champions not just in body, but in mind and spirit. Whether you’re a fighter, athlete, or simply someone ready to take control of your life, Simon’s coaching helps you unlock your highest potential.
Inside this community, members master the very principles that propelled Simon to the pinnacle of his sport: structure, accountability, focus, and the mindset required to overcome any obstacle. Through elite training, mental conditioning, and real-world mentorship, you’ll build strength, confidence, and clarity one session at a time.
No ego. No shortcuts. No limits. Just growth, discipline, and a community of people committed to becoming their best selves through Martial Arts.
Welcome to The One Muay Thai Academy.