Delacroix, trained by Aidan O’Brien, won the P.W. McGrath Memorial Ballysax Stakes at Leopardstown, securing O'Brien's 12th win in the race.
Delacroix finished two and a quarter lengths ahead of stable companion Lambourn.
Henri Matisse, ridden by Ryan Moore, won the Ballylinch Stud 'Red Rocks' Stakes, with stable companion Commanche Brave finishing second.
Swelter, ridden by Chris Hayes and trained by Dermot Weld, won the Ballylinch Stud 'Priory Belle' Stakes, while Tariwa, also trained by Weld, won the opening 'Look De Vega' At Ballylinch Stud Fillies Maiden.