Thundering On, ridden by Dylan Browne McMonagle, delivered a commanding performance to win the Betfred Oaks at Epsom, marking a significant achievement for trainer Joseph O’Brien.

The racing world witnessed a spectacular display of equine prowess on Friday afternoon at Epsom, where Thundering On secured a resounding victory in the Betfred Oaks. Under the skilled guidance of jockey Dylan Browne McMonaglethe chestnut filly outshone her competitors, delivering a performance that left spectators in awe.
This triumph marked the second British classic win for trainer Joseph O’Brienfollowing his previous success with Galileo Gold in the Betfred St Leger. The Oaks, the second English classic of the season, featured a competitive field of nine fillies, with four of them trained by members of the O’Brien family.
The Thrilling Race Unfolds
The race began with Sugar Island and Ronan Whelan setting a brisk pace, closely followed by Cameoridden by last season’s Epsom Derby-winning jockey Wayne Lordan. Thundering On, however, started towards the rear of the field in the one mile four furlong race.
As the fillies entered the home straight, Thundering On made her move along the stands’ side rail, quickly establishing a commanding lead. Despite a strong challenge from Legacy Linkridden by Colin Keane in the colors of Juddmonte FarmsThundering On held on to secure a three-and-three-quarter length victory. This win not only marked McMonagle’s first British classic success but also highlighted the filly’s exceptional talent.
Pedigree and Potential
Thundering On, a daughter of the legendary Frankel out of Thundering Nightshas a pedigree that promises greatness. Her victory in the Salsabil Stakes at Navan earlier in the year indicated her potential, and her performance at Epsom confirmed her status as a top-class filly.
The race also featured notable contenders such as Amelia Earhartthe race favorite ridden by Ryan Mooreand Legacy Linka Juddmonte homebred with a pedigree that includes the illustrious Frankel and Noble Mission. Despite their strong showings, Thundering On’s dominance was undeniable.
The Road to Victory
Leading up to the Oaks, the field for Epsom’s G1 Betfred Derby and G1 Betfred Oaks was confirmed, with notable absences and exciting contenders. The Derby draw took place in London, with Amo Racing’s Ancient Egypt securing the “lucky” stall 10, which has been successful a dozen times. Other leading contenders included Benvenuto CelliniItemand Maltese Cross.
For the Oaks, the draw saw Thundering On in stall five, the same draw from which the 2026 winner Ezeliya emerged. The race featured a mix of experienced fillies and exciting prospects, each with their own unique pedigrees and potential. The outcome, however, was a testament to Thundering On’s exceptional ability and the strategic brilliance of her connections.
The victory of Thundering On at the Betfred Oaks is a moment that will be remembered in the annals of horse racing. It showcased the filly’s incredible talent, the skill of her connections, and the thrill of classic racing. As the racing world looks ahead to future events, Thundering On’s performance serves as a reminder of the excitement and unpredictability that make horse racing so captivating.

