Colorado Blue is back and heading to World Championships as Irish eventing squad named

Austin O'Connor riding COLORADO BLUE during Showjumping phase of the Defender Burghley Horse Trials, in Stamford, Lincolnshire in the UK between 3rd - 7th September 2025
Austin O’Connor and Colorado Blue, pictured at Defender Burghley in 2025, are part of the Irish eventing squad heading to the 2026 Aachen World Championships.
(Image credit: Peter Nixon)

Five-star winners Austin O’Connor and Colorado Blue head a strong Irish eventing squad for the 2026 World Championships (11 to 23 August).

Colorado Blue, who won Maryland 5 Star with Austin in 2023 and was runner-up at Defender Burghley last year, missed a five-star tilt this spring owing to a “bit of a set back in training”. Austin said at the time that he hoped it was a “fairly short-term” setback and that he hoped they would have the Aachen World Championships to look forward to.

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Lucy Elder
Senior news writer

Lucy is an experienced news journalist, reporter and presenter. Since joining the Horse & Hound team in 2015, Lucy has reported from major global sporting events including the Tokyo Paralympic Games and multiple European Championships, as well as Badminton, Burghley and London, to name a few. She has covered current affairs and sports news across the full spectrum of equestrian disciplines and racing, as well as human and equine welfare, industry news and court cases.