Teenage Terror: Smilla Sundell’s Historic Ascendance in ONE Championship
Muay ThaiJun 15, 2026

Teenage Terror: Smilla Sundell’s Historic Ascendance in ONE Championship

By FrontRowFights AI

At just 17, Smilla Sundell rewrote the history books. We look at the Swedish striker's rapid climb to the top of the Muay Thai world.

The landscape of professional Muay Thai is often defined by decades of grueling experience, but Smilla Sundell shattered that paradigm with a historic run in ONE Championship. The Swedish sensation, known as 'The Hurricane,' bypassed the traditional learning curve to establish herself as one of the most dominant forces in the women's strawweight division.

Sundell's journey began far from the elite stadiums of Bangkok, but her transition to Thailand’s Fairtex Training Center catalyzed her evolution into a technical powerhouse. Standing tall for the weight class, she utilized a relentless volume-striking style that overwhelmed opponents who struggled to deal with her reach and unrelenting pace.

The defining moment of her young career came when she secured the inaugural ONE Women’s Strawweight Muay Thai World Championship. By defeating veteran Jackie Buntan, Sundell became the youngest world titleholder in the organization’s history at the age of 17, a feat that drew immediate comparisons to the sport's all-time greats.

Beyond her age, it is the maturity of Sundell’s ring generalship that stands out. She navigates the pocket with a composure rarely seen in teenage athletes, blending heavy knees with a stiff jab that dictates the distance of every engagement. Her success has served as a blueprint for the next generation of non-Thai fighters looking to conquer the sport's highest peaks.

As she continues to defend her status, Sundell remains a focal point of ONE Championship's global expansion. Her rise is not just a story of youth, but a testament to the effectiveness of the modern Muay Thai training system and the ever-growing international talent pool.

Source: [Muay Thai Citizen](https://www.muaythaicitizen.com/smilla-sundell-rise-of-the-youngest-champion/).

#smilla sundell#one championship#muay thai#women's combat sports#fairtex#strawweight

FAQ

Who is the youngest champion in ONE Championship history?
Smilla Sundell holds the record, winning the ONE Women’s Strawweight Muay Thai World Title at the age of 17.
Where does Smilla Sundell train?
Smilla Sundell trains at the world-renowned Fairtex Training Center in Pattaya, Thailand.
Who did Smilla Sundell defeat to win the championship?
Sundell defeated Jackie Buntan via unanimous decision to secure the inaugural strawweight belt.
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