Aidan O'Brien
Aidan O'Brien has won the 2,000 Guineas 10 times since 1950, the last with Magna Grecia in 2019.
ProfileAidan O'Brien has won the 2,000 Guineas 10 times since 1950, the last with Magna Grecia in 2019.
Profile2 jockeys share the record with 5 wins each: Kieren Fallon, Lester Piggott.
RankingsThe longest-priced winner of the 2,000 Guineas since 1988, ridden by Kieren Fallon and trained by Richard Hannon Jr..
To the winnersColt by Night of Thunder out of Aristocratic Lady

Explore the winners by period and compare who dominated.
Periods count back from 2026. Records, rankings and the winners list below follow the selected period. Data since 1950.
Charlie Appleby3 wins
Aidan O'Brien3 wins
Andrew Balding2 wins
George Boughey1 win
Jim Bolger1 win
William Buick2 wins
Billy Loughnane1 win
Frankie Dettori1 win
James Doyle1 win
Kevin Manning1 win
Aidan O'Brien6 wins
Charlie Appleby3 wins
Andrew Balding2 wins
Jim Bolger2 wins
George Boughey1 win
Hugo Palmer1 win
William Buick2 wins
Frankie Dettori2 wins
Kevin Manning2 wins
Ryan Moore2 wins
Billy Loughnane1 win
Aidan O'Brien9 wins
Charlie Appleby3 wins
Andrew Balding2 wins
Jim Bolger2 wins
Sir Michael Stoute2 wins
George Boughey1 win
Kieren Fallon5 wins
William Buick2 wins
Frankie Dettori2 wins
Kevin Manning2 wins
Ryan Moore2 wins
Aidan O'Brien10 wins
Sir Michael Stoute5 wins
Vincent O'Brien4 wins
Charlie Appleby3 wins
Henry Cecil3 wins
Kieren Fallon5 wins
Lester Piggott5 wins
Frankie Dettori4 wins
Michael Kinane4 wins
Pat Eddery3 wins