Irish horse racing trainer whose extraordinary record at the Coolmore operation has produced hundreds of Group One winners and multiple champion sires, making him the most successful Flat trainer in the history of the sport.
Aidan O'Brien is the dominant figure in European flat racing, an Irish trainer based at Ballydoyle in County Tipperary who has won virtually every major race in the world multiple times. His extraordinary record of Classic victories, record-breaking Group 1 winners, and ability to develop young horses into champions have established him as one of the greatest trainers in the history of the sport.
Training multiple Classic winners and being Champion Trainer
How They Played
Methodical approach with large string of quality horses and strong partnership with Coolmore
Lasting Impact
One of the greatest Flat racing trainers in history with record-breaking achievements