Jockey Profile

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Although born in America, Killian Hennessy was brought up in Youghal, County Cork. He rode his first winner on the Jim Bolger-trained Fionnuar at Naas in June 2013. He began riding out with Bolger during school holidays and signed up as an apprentice for the yard after sitting his Leaving Certificate exams in June 2011. In 2015, his career brought him to America where he spent time in Kentucky and Chicago. He rode ten winners there before linking up with Mick Channon in England for whom he rode two winners in 2016. Killian returned to Ireland in early 2017, joined Fozzy Stack as an apprentice before moving to work with Aidan O'Brien at Ballydoyle.

Killian rode his biggest winner to date when landing the Group 3 Woodford Reserve Ballysax Stakes on the O'Brien-trained Nobel Prize at Dundalk in July 2020.