Trainer
Group 1 · Global season 2025
Aidan O'Brien
26 Group 1 wins as a trainer
13 TRACKS4 COUNTRIESPURSE OF THOSE RACES: €18,199,557
Usual jockeyRyan Moore · 12 wins
Best horseMinnie Hauk · 3 wins
Most often atCurragh · 6 wins
Biggest winEpsom Derby · €1,864,069
First win of the seasonPoule d'Essai des Poulains · 11.05.25
Latest winBreeders' Cup Juvenile Turf · 31.10.25
Winning horses18
Different jockeys5
Average purse per win€699,982
Every Group 1 win as a trainer
| Race | Country | Horse | Track | Prize money | Date | |
|---|---|---|---|---|---|---|
| Poule d'Essai des Poulains | FRA | Henri Matisse | ParisLongchamp | €409,500 | 11.05.25 | |
| Tattersalls Gold Cup | IRE | Los Angeles | Curragh | €300,000 | 25.05.25 | |
| Irish 1000 Guineas | IRE | Lake Victoria | Curragh | €289,999 | 25.05.25 | |
| Prix du Jockey Club | FRA | Camille Pissarro | Chantilly | €857,100 | 01.06.25 | |
| Coronation Cup | GBR | Jan Brueghel | Epsom | €296,572 | 06.06.25 | |
| Epsom Oaks | GBR | Minnie Hauk | Epsom | €377,733 | 06.06.25 | |
| Epsom Derby | GBR | Lambourn | Epsom | €1,057,113 | 07.06.25 | |
| Pretty Polly Stakes | IRE | Whirl | Curragh | €180,000 | 28.06.25 | |
| Irish Derby | IRE | Lambourn | Curragh | €725,001 | 29.06.25 | |
| Eclipse Stakes | GBR | Delacroix | Sandown | €659,048 | 05.07.25 | |
| Irish Oaks | IRE | Minnie Hauk | Curragh | €289,999 | 19.07.25 | |
| Goodwood Cup Stakes | GBR | Scandinavia | Goodwood | €329,524 | 29.07.25 | |
| Nassau Stakes | GBR | Whirl | Goodwood | €395,429 | 31.07.25 | |
| Prix Jacques Le Marois | FRA | Diego Velazquez | Deauville | €571,400 | 17.08.25 | |
| Yorkshire Oaks | GBR | Minnie Hauk | York | €395,429 | 21.08.25 | |
| St. Leger Stakes | GBR | Scandinavia | Doncaster | €461,334 | 13.09.25 | |
| Irish Champion Stakes | IRE | Delacroix | Leopardstown | €725,001 | 13.09.25 | |
| Moyglare Stud Stakes | IRE | Precise | Curragh | €240,000 | 14.09.25 | |
| Cheveley Park Stakes | GBR | True Love | Newmarket | €181,238 | 27.09.25 | |
| Prix Jean-Luc Lagardère | FRA | Puerto Rico | ParisLongchamp | €251,999 | 05.10.25 | |
| Prix Marcel Boussac | FRA | Diamond Necklace | ParisLongchamp | €251,999 | 05.10.25 | |
| Fillies' Mile | GBR | Precise | Newmarket | €348,472 | 10.10.25 | |
| Futurity Trophy Stakes | GBR | Hawk Mountain | Doncaster | €131,810 | 25.10.25 | |
| Critérium de Saint-Cloud | FRA | Pierre Bonnard | Saint-Cloud | €157,500 | 26.10.25 | |
| Critérium International | FRA | Puerto Rico | Saint-Cloud | €157,500 | 26.10.25 | |
| Breeders' Cup Juvenile Turf | USA | Gstaad | Del Mar | €553,569 | 31.10.25 |
Behind the wins as a trainer
2025 Global seasonJockeys
Winning horses
Tracks
1Curragh6 wins
2ParisLongchamp3 wins
3Epsom3 wins
4Goodwood2 wins
5Doncaster2 wins
6Newmarket2 wins
7Saint-Cloud2 wins
8Chantilly1 win