Home Aidan O'Brien Aidan O’Brien Aidan O'Brien takes 15th Group One race of the season Duke of Marmalade's win at Ascot and Mastercraftsman's at The Curragh this weekend takes Aidan O'Brien's Group One win tally to 15 this season King George VI and Queen Elizabeth Stakes Aidan O'Brien picks up his second win in the King George VI and Queen Elizabeth Stakes at Ascot Budweiser Irish Derby: 1-2-3 for Aidan O'Brien Aidan O'Brien achieved his second 1-2-3 in two weeks at The Curragh, when Soldier Of Fortune won the Budweiser Irish Derby < Previous