Aidan O'Brien Brings Back Former Group 1-Winning Jockey for Key Rides with Ryan Moore
NEWMARKET, ENGLAND – MAY 03: Aidan O’Brien poses at Newmarket Racecourse on May 03, 2026 in Newmarket, England. (Photo by Alan Crowhurst/Getty Images) Credit: G...
Aidan O'Brien
Aidan O'Brien Calls Former Derby Champion 'Very Interesting' at 20-1 for New Distance Challenge
EPSOM, ENGLAND – JUNE 06: Trainer Aidan O’Brien being interviewed after winning The Betfred Derby withChristmas Day during The Betfred Derby Day at Epsom Downs...
"Trainer Declares Unstoppable Star as Ryan Moore's Mount Unveiled and King George Lineup Set!"
Mandatory Credit: Photo by Masatoshi Okauchi/Shutterstock (15991875r) Calandagan, Mickael Barzalona Winner Calandagan ridden by jockey Mickael Barzalona, The Ja...
Aidan O'Brien's Royal Ascot Runner-Up Sold to Billionaire Buyer and Transferred to New Trainer
NEWMARKET, ENGLAND – JULY 11: Aidan O’Brien poses at Newmarket Racecourse on July 11, 2026 in Newmarket, England. (Photo by Alan Crowhurst/Getty Images) Credit:...
Aidan O'Brien Shares Update on Benvenuto Cellini After Epsom Derby NR Causes Stir
AIDAN O’BRIEN has issued an update on controversial Epsom Derby non-runner Benvenuto Cellini – after the ‘extraordinary’ decision to scratch him from the race s...
Aidan O'Brien Goes All In to Challenge the World’s Top Racehorse with a Stellar Lineup in the Coronation Cup
DUBLIN, IRELAND – SEPTEMBER 09: Aidan O’Brien after training Auguste Rodin to win The Royal Bahrain Irish Champion Stakes at Leopardstown Racecourse on Septembe...
Aidan O'Brien Cautions Derby's Second Favorite May Miss Race, While Beaten Stablemate Could Join Benvenuto Cellini at Epsom
Trainer Aidan O’Brien (centre) ahead of the Betfred 1000 Guineas Stakes on Betfred 1000 Guineas Day of the Guineas Festival at Newmarket Racecourse, Suffolk. Pi...
Breeders' Cup Drama: Aidan O'Brien Offers Key Update as Three Major Horses are Scratched
BIG European hopes were dashed left, right and centre on Friday morning at the Breeders’ Cup as a host of big names were ruled out. First, Aidan O’Brien’s top-c...