What is "ballydoyle"

Ballydoyle is a racehorse training facility located in County Tipperary in Ireland. It is a sister thoroughbred facility to Coolmore Stud, and both are owned by John Magnier. The current trainer at Ballydoyle is Aidan O'Brien, who succeeded Vincent O'Brien (no relation) in 1995.

Ballydoyle (23 March 1980 – 2000) was a Thoroughbred racehorse who sold for a record-setting $3.5 million ($ million inflation adjusted) as a Yearling in 1981. He showed average ability on the racecourse, winning one race in Ireland as a two-year-old.