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TRAINER · 2nd BY BIG-RACE WINS

Aidan O'Brien

385 wins in the world's richest races between 1996 and 2026, across 93 different races. The biggest is the Dubai Sheema Classic, worth £4,511,278.

Rolls of honour are kept race by race, so a trainer's big-race record only exists once every one of them on this site has been read and turned sideways.

BIG-RACE WINS 385
BIGGEST WIN £4.5m
RACES WON 93
FIRST AND LAST 1996 to 2026
COUNTRIES 7

When the wins came

385 wins from 1996 to 2026, in 3-year spells

Best spell: 2022-24, 57 wins

A list of winners sorted by date reads as one long run. Drawn, it has a shape: Aidan O'Brien took 57 of these 385 in 2022-24 alone.

The races Aidan O'Brien keeps winning

By number of wins

58 won more than once

Gallinule Stakes 20 Irish Derby 18 Leopardstown Derby Trial 17 Irish 2,000 Guineas 13 Dee Stakes 13 Ballysax Stakes 13 Epsom Derby 12 Chester Vase 12 Patton Stakes 12 Leopardstown 2,000 Guineas Trial Stakes 11 2000 Guineas Stakes 10 Prix Jean-Luc Lagardère 10

Every big race Aidan O'Brien has won

385 winners, newest first

93 different races

Year Race Horse Jockey Country Worth
2026 Ballysax Stakes Christmas Day Wayne Lordan Ireland £42,735
2026 Chester Vase Benvenuto Cellini Ryan Moore Great Britain £140,000
2026 Dee Stakes Constitution River Ryan Moore Great Britain £100,000
2026 Epsom Derby Christmas Day Ronan Whelan Great Britain £1,500,000£1.5m
2026 Gallinule Stakes Causeway Ryan Moore Ireland £42,735
2026 Irish 2,000 Guineas Gstaad Ryan Moore Ireland £393,162
2026 Irish Derby Benvenuto Cellini Ryan Moore Ireland £854,701
2026 King Edward VII Stakes Causeway Ryan Moore Great Britain £250,500
2026 King George V Cup Endorsement Ryan Moore Ireland £38,462
2026 Poule d'Essai des Pouliches Diamond Necklace Ryan Moore France £427,350
2026 Prix de Diane Diamond Necklace Ryan Moore France £854,701
2026 Prix de Guiche Hawk Mountain Christophe Soumillon France £68,376
2026 Prix du Jockey Club Constitution River Ryan Moore France £1,282,051£1.3m
2026 Tetrarch Stakes Causeway Ryan Moore Ireland £42,735
2025 Bahrain Trophy Scandinavia Ryan Moore Great Britain £196,740
2025 Ballysax Stakes Delacroix Ryan Moore Ireland £42,735
2025 Chester Vase Lambourn Ryan Moore Great Britain £140,000
2025 Critérium de Saint-Cloud Pierre Bonnard Christophe Soumillon France £213,675
2025 Critérium International Puerto Rico Christophe Soumillon France £213,675
2025 Dee Stakes Mount Kilimanjaro Ryan Moore Great Britain £100,000
2025 Epsom Derby Lambourn Wayne Lordan Great Britain £1,500,000£1.5m
2025 Gallinule Stakes Thrice Wayne Lordan Ireland £42,735
2025 Hampton Court Stakes Trinity College Ryan Moore Great Britain £150,000
2025 Irish Derby Lambourn Ryan Moore Ireland £854,701
2025 Leopardstown 2,000 Guineas Trial Stakes Henri Matisse Ryan Moore Ireland £36,325
2025 Leopardstown Derby Trial Delacroix Wayne Lordan Ireland £68,376
2025 Lingfield Derby Trial Puppet Master Ryan Moore Great Britain £60,000
2025 Poule d'Essai des Poulains Henri Matisse Ryan Moore France £512,821
2025 Prix du Jockey Club Camille Pissarro Ryan Moore France £1,282,051£1.3m
2025 Prix Jacques Le Marois Diego Velazquez Christophe Soumillon France £854,701
2025 Prix Jean-Luc Lagardère Puerto Rico Christophe Soumillon France £341,880
2025 Prix Marcel Boussac Diamond Necklace Christophe Soumillon France £341,880
2025 Sandown Classic Trial Swagman Ryan Moore Great Britain £85,000
2025 St Leger Stakes Scandinavia Tom Marquand Great Britain £700,000
2025 Tetrarch Stakes Officer Ryan Moore Ireland £42,735
2024 Breeders' Cup Juvenile Fillies Turf Lake Victoria (IRE) Ryan Moore United States £751,880
2024 Breeders' Cup Juvenile Turf Henri Matisse (IRE) Ryan Moore United States £751,880
2024 Critérium International Twain Ryan Moore France £213,675
2024 Dee Stakes Capulet Ryan Moore Great Britain £100,000
2024 Epsom Derby City Of Troy Ryan Moore Great Britain £1,500,000£1.5m
2024 Gallinule Stakes Chief Little Rock Wayne Lordan Ireland £42,735
2024 Gordon Stakes Jan Brueghel Ryan Moore Great Britain £200,000
2024 Great Voltigeur Stakes Los Angeles Ryan Moore Great Britain £250,000
2024 Irish Derby Los Angeles Ryan Moore Ireland £854,701
2024 King George V Cup Portland Ryan Moore Ireland £38,462
2024 Leopardstown 2,000 Guineas Trial Stakes Battle Cry Ryan Moore Ireland £36,325
2024 Leopardstown Derby Trial Los Angeles Wayne Lordan Ireland £68,376
2024 Pegasus World Cup Turf Invitational Warm Heart (IRE) Ryan Moore United States £751,880
2024 Prix Chaudenay Illinois Ryan Moore France £170,940
2024 Prix de Royallieu Grateful Christophe Soumillon France £256,410
2024 Prix du Cadran Kyprios Ryan Moore France £256,410
2024 Prix Jean-Luc Lagardère Camille Pissarro Christophe Soumillon France £341,880
2024 Prix Morny Whistlejacket Ryan Moore France £299,145
2024 Queen's Vase Illinois Ryan Moore Great Britain £262,500
2024 St Leger Stakes Jan Brueghel Sean Levey Great Britain £700,000
2023 Breeders' Cup Juvenile Turf Unquestionable (FR) Ryan Moore United States £751,880
2023 Breeders' Cup Turf Auguste Rodin (IRE) Ryan Moore United States £3,759,399£3.8m
2023 Christophe Clement Turf Stakes Bolshoi Ballet (IRE) John R. Velazquez United States £563,910
2023 Critérium de Saint-Cloud Los Angeles Christophe Soumillon France £213,675
2023 Dee Stakes San Antonio Ryan Moore Great Britain £100,000
2023 Epsom Derby Auguste Rodin Ryan Moore Great Britain £1,500,000£1.5m
2023 Gallinule Stakes Drumroll Ryan Moore Ireland £42,735
2023 Great Voltigeur Stakes Continuous Ryan Moore Great Britain £250,000
2023 Irish 2,000 Guineas Paddington Ryan Moore Ireland £393,162
2023 Irish Derby Auguste Rodin Ryan Moore Ireland £854,701
2023 Jersey Stakes Age of Kings Wayne Lordan Great Britain £110,000
2023 King George V Cup Tower of London Ryan Moore Ireland £38,462
2023 Leopardstown 2,000 Guineas Trial Stakes Hans Andersen Ryan Moore Ireland £36,325
2023 Patton Stakes Cairo Ryan Moore Ireland £34,188
2023 Prix Greffulhe Greenland Christophe Soumillon France £111,111
2023 Prix Marcel Boussac Opera Singer Ryan Moore France £341,880
2023 Prix Vermeille Warm Heart James Doyle France £512,821
2023 Sandy Lane Stakes Little Big Bear Frankie Dettori Great Britain £125,000
2023 St James's Palace Stakes Paddington Ryan Moore Great Britain £650,000
2023 St Leger Stakes Continuous Ryan Moore Great Britain £700,000
2023 Tetrarch Stakes Paddington Seamie Heffernan Ireland £42,735
2023 Ulster Derby Tower of London Killian Hennessy Ireland £64,103
2022 Breeders' Cup Filly & Mare Turf Tuesday (IRE) Ryan Moore United States £1,503,759£1.5m
2022 Breeders' Cup Juvenile Fillies Turf Meditate (IRE) Ryan Moore United States £751,880
2022 Breeders' Cup Juvenile Turf Victoria Road (IRE) Ryan Moore United States £751,880
2022 Chester Vase Changingoftheguard Ryan Moore Great Britain £140,000
2022 Dee Stakes Star of India Ryan Moore Great Britain £100,000
2022 King Edward VII Stakes Changingoftheguard Ryan Moore Great Britain £250,500
2022 Leopardstown Derby Trial Stone Age Ryan Moore Ireland £68,376
2022 Lingfield Derby Trial United Nations Ryan Moore Great Britain £60,000
2022 Prix de Cabourg The Antarctic Ryan Moore France £47,863
2022 Prix de Condé Victoria Road Ryan Moore France £68,376
2022 Prix du Cadran Kyprios Ryan Moore France £256,410
2022 Prix Jean Prat Tenebrism Ryan Moore France £341,880
2022 Prix Morny Blackbeard Ryan Moore France £299,145
2022 Prix Robert Papin Blackbeard Ioritz Mendizabal France £111,111
2022 Prix Thomas Bryon Continuous Ryan Moore France £68,376
2021 Ballysax Stakes Bolshoi Ballet Ryan Moore Ireland £42,735
2021 Belmont Derby Bolshoi Ballet (IRE) Ryan Moore United States £563,910
2021 Belmont Oaks Santa Barbara (IRE) Ryan Moore United States £451,128
2021 Grand Prix de Saint-Cloud Broome Colin Keane France £341,880
2021 Leopardstown Derby Trial Bolshoi Ballet Ryan Moore Ireland £68,376
2021 Poule d'Essai des Poulains St Mark's Basilica Ioritz Mendizabal France £512,821
2021 Prix de Diane Joan of Arc Ioritz Mendizabal France £854,701
2021 Prix du Jockey Club St Mark's Basilica Ioritz Mendizabal France £1,282,051£1.3m
2021 Prix Rothschild Mother Earth Ryan Moore France £256,410
2021 Ulster Derby Iowa Michael Hussey Ireland £64,103
2020 Ballysax Stakes Nobel Prize Killian Hennessy Ireland £42,735
2020 Breeders' Cup Mile Order of Australia (IRE) Pierre-Charles Boudot United States £1,503,759£1.5m
2020 Critérium International Van Gogh Pierre-Charles Boudot France £213,675
2020 Epsom Derby Serpentine Emmet McNamara Great Britain £1,500,000£1.5m
2020 Gordon Stakes Mogul Ryan Moore Great Britain £200,000
2020 Grand Prix de Paris Mogul Pierre-Charles Boudot France £512,821
2020 Hampton Court Stakes Russian Emperor Ryan Moore Great Britain £150,000
2020 Hong Kong Vase Mogul Ryan Moore Hong Kong £2,280,000£2.3m
2020 Irish Derby Santiago Seamie Heffernan Ireland £854,701
2020 King George V Cup Delphi Wayne Lordan Ireland £38,462
2020 Leopardstown Derby Trial Cormorant Padraig Beggy Ireland £68,376
2020 Prix Foy Anthony Van Dyck Mickael Barzalona France £111,111
2020 Queen's Vase Santiago Ryan Moore Great Britain £262,500
2019 2000 Guineas Stakes Magna Grecia Donnacha O'Brien Great Britain £525,000
2019 Ballysax Stakes Broome Ryan Moore Ireland £42,735
2019 Blue Riband Trial Stakes Cape Of Good Hope Ryan Moore Great Britain £50,000
2019 Chester Vase Sir Dragonet Donnacha O'Brien Great Britain £140,000
2019 Dee Stakes Circus Maximus Ryan Moore Great Britain £100,000
2019 Epsom Derby Anthony Van Dyck Seamie Heffernan Great Britain £1,500,000£1.5m
2019 Gallinule Stakes Constantinople Ryan Moore Ireland £42,735
2019 Grand Prix de Paris Japan Ryan Moore France £512,821
2019 Irish Derby Sovereign Padraig Beggy Ireland £854,701
2019 King Edward VII Stakes Japan Ryan Moore Great Britain £250,500
2019 King George V Stakes South Pacific Seamie Heffernan Great Britain £110,000
2019 Leopardstown 2,000 Guineas Trial Stakes Never No More Ryan Moore Ireland £36,325
2019 Leopardstown Derby Trial Broome Donnacha O'Brien Ireland £68,376
2019 Lingfield Derby Trial Anthony Van Dyck Ryan Moore Great Britain £60,000
2019 Prix du Moulin de Longchamp Circus Maximus Ryan Moore France £384,615
2019 St James's Palace Stakes Circus Maximus Ryan Moore Great Britain £650,000
2018 2000 Guineas Stakes Saxon Warrior Donnacha O'Brien Great Britain £525,000
2018 Ballysax Stakes Nelson Donnacha O'Brien Ireland £42,735
2018 Belmont Oaks Athena Ryan Moore United States £451,128
2018 Dee Stakes Rostropovich Ryan Moore Great Britain £100,000
2018 Grand Prix de Paris Kew Gardens Ryan Moore France £512,821
2018 Hampton Court Stakes Hunting Horn Ryan Moore Great Britain £150,000
2018 King George V Cup Giuseppe Garibaldi Donnacha O'Brien Ireland £38,462
2018 Leopardstown 2,000 Guineas Trial Stakes Gustav Klimt Ryan Moore Ireland £36,325
2018 Patton Stakes Mendelssohn Ryan Moore Ireland £34,188
2018 Queen's Vase Kew Gardens Ryan Moore Great Britain £262,500
2018 St Leger Stakes Kew Gardens Ryan Moore Great Britain £700,000
2018 UAE Derby Mendelssohn Ryan Moore United Arab Emirates £1,879,699£1.9m
2017 2000 Guineas Stakes Churchill Ryan Moore Great Britain £525,000
2017 Breeders' Cup Juvenile Turf Mendelssohn Ryan Moore United States £751,880
2017 Chester Vase Venice Beach Ryan Moore Great Britain £140,000
2017 Commonwealth Cup Caravaggio Ryan Moore Great Britain £725,750
2017 Dee Stakes Cliffs of Moher Ryan Moore Great Britain £100,000
2017 Epsom Derby Wings of Eagles Padraig Beggy Great Britain £1,500,000£1.5m
2017 European Free Handicap Whitecliffsofdover Ryan Moore Great Britain £35,000
2017 Gallinule Stakes Homesman Ryan Moore Ireland £42,735
2017 Hong Kong Vase Highland Reel Ryan Moore Hong Kong £2,280,000£2.3m
2017 Irish 2,000 Guineas Churchill Ryan Moore Ireland £393,162
2017 Irish Derby Capri Seamie Heffernan Ireland £854,701
2017 Leopardstown 2,000 Guineas Trial Stakes Orderofthegarter Seamie Heffernan Ireland £36,325
2017 Leopardstown Derby Trial Douglas Macarthur Emmet McNamara Ireland £68,376
2017 Patton Stakes War Secretary Seamie Heffernan Ireland £34,188
2017 Prix de l'Opéra Rhododendron Seamie Heffernan France £427,350
2017 Prix Jean-Luc Lagardère Happily Ryan Moore France £341,880
2017 Prix Rothschild Roly Poly Ryan Moore France £256,410
2017 St Leger Stakes Capri Ryan Moore Great Britain £700,000
2016 Bahrain Trophy Housesofparliament Ryan Moore Great Britain £196,740
2016 Belmont Derby Deauville (IRE) Jamie Spencer United States £563,910
2016 Breeders' Cup Turf Highland Reel (IRE) Seamie Heffernan United States £3,759,399£3.8m
2016 Chester Vase US Army Ranger Ryan Moore Great Britain £140,000
2016 Gallinule Stakes Beacon Rock Ryan Moore Ireland £42,735
2016 Great Voltigeur Stakes Idaho Seamie Heffernan Great Britain £250,000
2016 King George V Cup The Major General Michael Hussey Ireland £38,462
2016 Leopardstown 2,000 Guineas Trial Stakes Black Sea Ryan Moore Ireland £36,325
2016 Patton Stakes Washington DC Seamie Heffernan Ireland £34,188
2016 Poule d'Essai des Poulains The Gurkha Ryan Moore France £512,821
2016 Prix de l'Arc de Triomphe Found Ryan Moore France £4,273,504£4.3m
2016 Queen's Vase Sword Fighter Colm O'Donoghue Great Britain £262,500
2016 Triumph Hurdle Ivanovich Gorbatov Barry Geraghty Great Britain £150,000
2015 2000 Guineas Stakes Gleneagles Ryan Moore Great Britain £525,000
2015 Breeders' Cup Juvenile Turf Hit It A Bomb Ryan Moore United States £751,880
2015 Breeders' Cup Turf Found† (IRE) Ryan Moore United States £3,759,399£3.8m
2015 Chester Vase Hans Holbein Ryan Moore Great Britain £140,000
2015 Critérium International Johannes Vermeer Ryan Moore France £213,675
2015 Gordon Stakes Highland Reel Joseph O'Brien Great Britain £200,000
2015 Hong Kong Vase Highland Reel Ryan Moore Hong Kong £2,280,000£2.3m
2015 Irish 2,000 Guineas Gleneagles Ryan Moore Ireland £393,162
2015 Lingfield Derby Trial Kilimanjaro Ryan Moore Great Britain £60,000
2015 Prix Marcel Boussac Ballydoyle Ryan Moore France £341,880
2015 Queen's Vase Aloft Ryan Moore Great Britain £262,500
2015 St James's Palace Stakes Gleneagles Ryan Moore Great Britain £650,000
2014 Chester Vase Orchestra Ryan Moore Great Britain £140,000
2014 Dee Stakes Kingfisher Joseph O'Brien Great Britain £100,000
2014 Epsom Derby Australia Joseph O'Brien Great Britain £1,500,000£1.5m
2014 Gallinule Stakes Adelaide Joseph O'Brien Ireland £42,735
2014 Irish Derby Australia Joseph O'Brien Ireland £854,701
2014 Prix Foy Ruler of the World Frankie Dettori France £111,111
2014 Prix Marcel Boussac Found Ryan Moore France £341,880
2014 Sir Henry Cecil Stakes Table Rock Ryan Moore Great Britain £25,500
2013 Ballysax Stakes Battle of Marengo Joseph O'Brien Ireland £42,735
2013 Breeders' Cup Turf Magician (IRE) Ryan Moore United States £3,759,399£3.8m
2013 Chester Vase Ruler of the World Ryan Moore Great Britain £140,000
2013 Dee Stakes Magician Ryan Moore Great Britain £100,000
2013 Dubai Sheema Classic St Nicholas Abbey Joseph O'Brien United Arab Emirates £4,511,278£4.5m
2013 Epsom Derby Ruler of the World Ryan Moore Great Britain £1,500,000£1.5m
2013 Gallinule Stakes Leading Light Joseph O'Brien Ireland £42,735
2013 Irish 2,000 Guineas Magician Joseph O'Brien Ireland £393,162
2013 Jersey Stakes Gale Force Ten Joseph O'Brien Great Britain £110,000
2013 Leopardstown Derby Trial Battle of Marengo Joseph O'Brien Ireland £68,376
2013 Lingfield Derby Trial Nevis Ryan Moore Great Britain £60,000
2013 Patton Stakes Gale Force Ten Joseph O'Brien Ireland £34,188
2013 Queen's Vase Leading Light Joseph O'Brien Great Britain £262,500
2013 St Leger Stakes Leading Light Joseph O'Brien Great Britain £700,000
2013 UAE Derby Lines of Battle* Ryan Moore United Arab Emirates £1,879,699£1.9m
2012 2000 Guineas Stakes Camelot Joseph O'Brien Great Britain £525,000
2012 Breeders' Cup Juvenile Turf George Vancouver Ryan Moore United States £751,880
2012 Dee Stakes Astrology Joseph O'Brien Great Britain £100,000
2012 Epsom Derby Camelot Joseph O'Brien Great Britain £1,500,000£1.5m
2012 Grand Prix de Paris Imperial Monarch Joseph O'Brien France £512,821
2012 Irish 2,000 Guineas Power Joseph O'Brien Ireland £393,162
2012 Irish Derby Camelot Joseph O'Brien Ireland £854,701
2012 Jersey Stakes Ishvana Seamie Heffernan Great Britain £110,000
2012 Leopardstown 2,000 Guineas Trial Stakes Furner's Green Joseph O'Brien Ireland £36,325
2012 Patton Stakes Requisition Seamie Heffernan Ireland £34,188
2012 Prix Jacques Le Marois Excelebration Christophe Soumillon France £854,701
2012 Sandown Classic Trial Imperial Monarch Joseph O'Brien Great Britain £85,000
2012 UAE Derby Daddy Long Legs Colm O'Donoghue United Arab Emirates £1,879,699£1.9m
2011 Arlington Million Cape Blanco Jamie Spencer United States £751,880
2011 Breeders' Cup Juvenile Turf Wrote (IRE) Ryan Moore United States £751,880
2011 Breeders' Cup Turf St Nicholas Abbey (IRE) Joseph O'Brien United States £3,759,399£3.8m
2011 Chester Vase Treasure Beach Ryan Moore Great Britain £140,000
2011 Gallinule Stakes Alexander Pope Colm O'Donoghue Ireland £42,735
2011 Irish 2,000 Guineas Roderic O'Connor Joseph O'Brien Ireland £393,162
2011 Irish Derby Treasure Beach Colm O'Donoghue Ireland £854,701
2011 Leopardstown Derby Trial Recital Kieren Fallon Ireland £68,376
2011 Patton Stakes Sing Softly Colm O'Donoghue Ireland £34,188
2010 Critérium de Saint-Cloud Recital Johnny Murtagh France £213,675
2010 Critérium International Roderic O'Connor Johnny Murtagh France £213,675
2010 Dante Stakes Cape Blanco Johnny Murtagh Great Britain £192,200
2010 Gallinule Stakes Jan Vermeer Johnny Murtagh Ireland £42,735
2010 Irish Derby Cape Blanco Johnny Murtagh Ireland £854,701
2010 Leopardstown Derby Trial Midas Touch Johnny Murtagh Ireland £68,376
2010 Prix Marcel Boussac Misty for Me Johnny Murtagh France £341,880
2010 Queen's Vase Mikhail Glinka Johnny Murtagh Great Britain £262,500
2009 Ballysax Stakes Fame and Glory Johnny Murtagh Ireland £42,735
2009 Chester Vase Golden Sword Colm O'Donoghue Great Britain £140,000
2009 Critérium International Jan Vermeer Colm O'Donoghue France £213,675
2009 Dante Stakes Black Bear Island Colm O'Donoghue Great Britain £192,200
2009 Gallinule Stakes Grand Ducal Johnny Murtagh Ireland £42,735
2009 Irish 2,000 Guineas Mastercraftsman Johnny Murtagh Ireland £393,162
2009 Irish Derby Fame and Glory Johnny Murtagh Ireland £854,701
2009 Leopardstown Derby Trial Fame and Glory Seamie Heffernan Ireland £68,376
2009 Lingfield Derby Trial Age of Aquarius Johnny Murtagh Great Britain £60,000
2009 St James's Palace Stakes Mastercraftsman Johnny Murtagh Great Britain £650,000
2009 Ulster Derby Changingoftheguard Colm O'Donoghue Ireland £64,103
2008 2000 Guineas Stakes Henrythenavigator Johnny Murtagh Great Britain £525,000
2008 Critérium de Saint-Cloud Fame and Glory Johnny Murtagh France £213,675
2008 Gallinule Stakes Hebridean Johnny Murtagh Ireland £42,735
2008 Irish 2,000 Guineas Henrythenavigator Johnny Murtagh Ireland £393,162
2008 Irish Derby Frozen Fire Seamie Heffernan Ireland £854,701
2008 Lingfield Derby Trial Alessandro Volta Johnny Murtagh Great Britain £60,000
2008 Patton Stakes Georgebernardshaw Johnny Murtagh Ireland £34,188
2008 Prix Ganay Duke of Marmalade Johnny Murtagh France £256,410
2008 Prix Royal-Oak Yeats Johnny Murtagh France £299,145
2008 St James's Palace Stakes Henrythenavigator Johnny Murtagh Great Britain £650,000
2007 Chester Vase Soldier of Fortune Michael Kinane Great Britain £140,000
2007 Dee Stakes Admiralofthefleet Michael Kinane Great Britain £100,000
2007 Gallinule Stakes Alexander of Hales Seamie Heffernan Ireland £42,735
2007 Gordon Stakes Yellowstone Johnny Murtagh Great Britain £200,000
2007 Irish Derby Soldier of Fortune Seamie Heffernan Ireland £854,701
2007 Leopardstown Derby Trial Archipenko Michael Kinane Ireland £68,376
2007 Patton Stakes Honoured Guest Seamie Heffernan Ireland £34,188
2007 Poule d'Essai des Poulains Astronomer Royal Colm O'Donoghue France £512,821
2007 Prix de l'Arc de Triomphe Dylan Thomas Kieren Fallon France £4,273,504£4.3m
2007 Prix Ganay Dylan Thomas Christophe Soumillon France £256,410
2007 Prix Hocquart Anton Chekhov Johnny Murtagh France £111,111
2007 Prix Niel Soldier of Fortune Johnny Murtagh France £111,111
2007 Prix Noailles Soldier of Fortune Christophe Soumillon France £68,376
2007 Queen's Vase Mahler Michael Kinane Great Britain £262,500
2007 St James's Palace Stakes Excellent Art Jamie Spencer Great Britain £650,000
2006 2000 Guineas Stakes George Washington Kieren Fallon Great Britain £525,000
2006 Critérium International Mount Nelson Seamie Heffernan France £213,675
2006 Dante Stakes Septimus Kieren Fallon Great Britain £192,200
2006 Gallinule Stakes Puerto Rico Kieren Fallon Ireland £42,735
2006 Irish Derby Dylan Thomas Kieren Fallon Ireland £854,701
2006 Leopardstown Derby Trial Dylan Thomas Seamie Heffernan Ireland £68,376
2006 Poule d'Essai des Poulains Aussie Rules Kieren Fallon France £512,821
2006 Prix Jean-Luc Lagardère Holy Roman Emperor Kieren Fallon France £341,880
2005 2000 Guineas Stakes Footstepsinthesand Kieren Fallon Great Britain £525,000
2005 Arlington Million Powerscourt Kieren Fallon United States £751,880
2005 Dee Stakes Gypsy King Kieren Fallon Great Britain £100,000
2005 Grand Prix de Paris Scorpion Kieren Fallon France £512,821
2005 Hampton Court Stakes Indigo Cat Kieren Fallon Great Britain £150,000
2005 Prix Jean-Luc Lagardère Horatio Nelson Kieren Fallon France £341,880
2005 Prix Marcel Boussac Rumplestiltskin Kieren Fallon France £341,880
2005 St Leger Stakes Scorpion Frankie Dettori Great Britain £700,000
2004 Ballysax Stakes Yeats Jamie Spencer Ireland £42,735
2004 Gallinule Stakes Meath Jamie Spencer Ireland £42,735
2004 Hampton Court Stakes Moscow Ballet Jamie Spencer Great Britain £150,000
2004 King Edward VII Stakes Five Dynasties Jamie Spencer Great Britain £250,500
2004 Leopardstown Derby Trial Yeats Jamie Spencer Ireland £68,376
2004 Patton Stakes Newton Jamie Spencer Ireland £34,188
2004 Prix Jean-Luc Lagardère Oratorio Jamie Spencer France £341,880
2003 Ballysax Stakes Balestrini Tom Queally Ireland £42,735
2003 Breeders' Cup Turf High Chaparral (DH) (IRE) Michael Kinane United States £3,759,399£3.8m
2003 Great Voltigeur Stakes Powerscourt Michael Kinane Great Britain £250,000
2003 Patton Stakes Tomahawk Michael Kinane Ireland £34,188
2003 St Leger Stakes Brian Boru Jamie Spencer Great Britain £700,000
2003 Tetrarch Stakes France Seamie Heffernan Ireland £42,735
2002 2000 Guineas Stakes Rock of Gibraltar Johnny Murtagh Great Britain £525,000
2002 Ballysax Stakes High Chaparral Michael Kinane Ireland £42,735
2002 Breeders' Cup Turf High Chaparral (IRE) Michael Kinane United States £3,759,399£3.8m
2002 Critérium de Saint-Cloud Alberto Giacometti Michael Kinane France £213,675
2002 Epsom Derby High Chaparral Johnny Murtagh Great Britain £1,500,000£1.5m
2002 Gallinule Stakes Della Francesca Michael Kinane Ireland £42,735
2002 Gran Criterium Spartacus Michael Kinane Italy £235,043
2002 Gran Premio del Jockey Club Black Sam Bellamy Michael Kinane Italy £235,043
2002 Irish 2,000 Guineas Rock of Gibraltar Michael Kinane Ireland £393,162
2002 Irish Derby High Chaparral Michael Kinane Ireland £854,701
2002 Leopardstown 2,000 Guineas Trial Stakes Century City Michael Kinane Ireland £36,325
2002 Leopardstown Derby Trial High Chaparral Seamie Heffernan Ireland £68,376
2002 Poule d'Essai des Poulains Landseer Michael Kinane France £512,821
2002 Prix de la Grotte Sophisticat Jamie Spencer France £68,376
2002 Prix du Moulin de Longchamp Rock of Gibraltar Michael Kinane France £384,615
2002 Prix Jean-Luc Lagardère Hold That Tiger Kieren Fallon France £341,880
2002 Prix La Force Diaghilev Jamie Spencer France £68,376
2002 Prix Noailles Ballingarry Jamie Spencer France £68,376
2002 St James's Palace Stakes Rock of Gibraltar Michael Kinane Great Britain £650,000
2002 Tetrarch Stakes Century City Michael Kinane Ireland £42,735
2001 Ballysax Stakes Galileo Michael Kinane Ireland £42,735
2001 Breeders' Cup Juvenile Johannesburg Michael Kinane United States £1,503,759£1.5m
2001 Critérium de Saint-Cloud Ballingarry Jamie Spencer France £213,675
2001 Epsom Derby Galileo Michael Kinane Great Britain £1,500,000£1.5m
2001 Gran Criterium Sholokhov Michael Kinane Italy £235,043
2001 Great Voltigeur Stakes Milan Michael Kinane Great Britain £250,000
2001 Irish 2,000 Guineas Black Minnaloushe Johnny Murtagh Ireland £393,162
2001 Irish Derby Galileo Michael Kinane Ireland £854,701
2001 Jersey Stakes Mozart Michael Kinane Great Britain £110,000
2001 Leopardstown Derby Trial Galileo Seamie Heffernan Ireland £68,376
2001 Poule d'Essai des Pouliches Rose Gypsy Michael Kinane France £427,350
2001 Premio Elena e Sergio Cumani Toroca Michael Kinane Italy £65,812
2001 Prix Jean-Luc Lagardère Rock of Gibraltar Michael Kinane France £341,880
2001 Prix Maurice de Gheest King Charlemagne Jamie Spencer France £324,786
2001 Prix Morny Johannesburg Michael Kinane France £299,145
2001 St James's Palace Stakes Black Minnaloushe Johnny Murtagh Great Britain £650,000
2001 St Leger Stakes Milan Michael Kinane Great Britain £700,000
2001 Tetrarch Stakes Modigliani Paul Scallan Ireland £42,735
2000 Champion Hurdle Istabraq Charlie Swan Great Britain £450,000
2000 Gallinule Stakes Glyndebourne Seamie Heffernan Ireland £42,735
2000 Leopardstown 2,000 Guineas Trial Stakes Bach Michael Kinane Ireland £36,325
2000 Patton Stakes Monashee Mountain Michael Kinane Ireland £34,188
2000 Prix Lupin Ciro Michael Kinane France £170,940
2000 St James's Palace Stakes Giant's Causeway Michael Kinane Great Britain £650,000
2000 Tetrarch Stakes Monashee Mountain Michael Kinane Ireland £42,735
1999 Aintree Hurdle Istabraq Charlie Swan Great Britain £250,000
1999 Bahrain Trophy Moon Dragon Michael Kinane Great Britain £196,740
1999 Ballysax Stakes Cupid Michael Kinane Ireland £42,735
1999 Champion Hurdle Istabraq Charlie Swan Great Britain £450,000
1999 Gallinule Stakes Urban Ocean Seamie Heffernan Ireland £42,735
1999 Irish 2,000 Guineas Saffron Walden Olivier Peslier Ireland £393,162
1999 Leopardstown 2,000 Guineas Trial Stakes Saffron Walden Michael Kinane Ireland £36,325
1999 Prix de Saint-Georges Black Rock Desert Michael Kinane France £47,863
1999 Prix Jean-Luc Lagardère Ciro Michael Kinane France £341,880
1999 Prix Morny Fasliyev Michael Kinane France £299,145
1999 Prix Robert Papin Rossini Michael Kinane France £111,111
1998 2000 Guineas Stakes King of Kings Michael Kinane Great Britain £525,000
1998 Champion Hurdle Istabraq Charlie Swan Great Britain £450,000
1998 Dante Stakes Saratoga Springs Michael Kinane Great Britain £192,200
1998 Leopardstown Derby Trial Risk Material Christy Roche Ireland £68,376
1998 Prix de Cabourg Hunan Walter Swinburn France £47,863
1998 Prix Morny Orpen Michael Kinane France £299,145
1997 Baring Bingham Novices' Hurdle Istabraq Charlie Swan Great Britain £150,000
1997 Gallinule Stakes Johan Cruyff Kevin Manning Ireland £42,735
1997 Irish 2,000 Guineas Desert King Christy Roche Ireland £393,162
1997 Irish Derby Desert King Christy Roche Ireland £854,701
1997 Prix des Chênes Second Empire Michael Kinane France £47,863
1997 Prix Jean-Luc Lagardère Second Empire Michael Kinane France £341,880
1997 Tetrarch Stakes Desert King Christy Roche Ireland £42,735
1996 Aintree Hurdle Urubande Charlie Swan Great Britain £250,000
1996 Baring Bingham Novices' Hurdle Urubande Charlie Swan Great Britain £150,000
1996 Bet365 Gold Cup Life of a Lord Charlie Swan Great Britain £175,000

The figure on each row is what that race puts up today, which is the number that says how big a day it was. The prize itself goes to the owner and the trainer takes a percentage of it, set by the rules of the country the race is run in.

Where Aidan O'Brien wins

7 countries

Country Wins Share Biggest race won there
Great Britain 126 33% Epsom Derby
Ireland 121 31% Irish Derby
France 91 24% Prix de l'Arc de Triomphe
United States 27 7% Breeders' Cup Turf
United Arab Emirates 4 1% Dubai Sheema Classic
Italy 4 1% Gran Criterium
Hong Kong 3 1% Hong Kong Vase

The trainers either side

Ranked 2nd of 187 on big-race wins

# Trainer Wins Races Span Biggest win
179 Luigi Camici 32 19 1986 to 2006 £4,273,504£4.3m
180 Gordon W. Richards 31 16 1969 to 1998 £400,000
181 W. Elliott Walden 30 27 1995 to 2005 £1,503,759£1.5m
182 Ralph Beckett 30 27 2007 to 2025 £4,273,504£4.3m
183 Brian Meehan 30 24 1997 to 2024 £4,511,278£4.5m
184 Josie Carroll 30 20 1995 to 2026 £751,880
185 Richard Fahey 30 25 1998 to 2024 £854,701
186 Jenny Pitman 30 19 1977 to 1998 £646,880
187 Andreas Löwe 30 21 1987 to 2014 £427,350
1 André Fabre 893 156 1980 to 2026 £5,263,158£5.3m
3 Bob Baffert 377 99 1992 to 2026 £9,022,556£9.0m
4 Saeed bin Suroor 318 122 1995 to 2026 £9,022,556£9.0m
5 Alain de Royer-Dupré 307 114 1982 to 2021 £5,291,005£5.3m
6 Criquette Head 300 100 1978 to 2016 £4,273,504£4.3m
7 Todd A. Pletcher 289 107 1998 to 2026 £5,263,158£5.3m
8 François Boutin 272 105 1970 to 1994 £1,503,759£1.5m
9 D. Wayne Lukas 265 113 1978 to 2025 £5,263,158£5.3m
10 Paul Nicholls 255 66 1994 to 2026 £646,880
11 William I. Mott 230 102 1983 to 2026 £9,022,556£9.0m
12 John Gosden 229 112 1983 to 2026 £5,263,158£5.3m

Frequently asked questions

How many big races has Aidan O'Brien won?

385, across 93 different races between 1996 and 2026. That is 2nd of the 187 trainers on this site.

What is the biggest race Aidan O'Brien has won?

the Dubai Sheema Classic, worth £4,511,278 and run in the United Arab Emirates. Aidan O'Brien won it in 2013.

Which race has Aidan O'Brien won most often?

the Gallinule Stakes, 20 times at Curragh Racecourse. 58 of these races have gone to Aidan O'Brien more than once.

How much prize money has Aidan O'Brien won?

The prize goes to the owner, and the trainer takes a percentage of it set by the rules of the country the race is run in. What this page holds is the races themselves: 385 wins, the biggest of them worth £4,511,278.

When did Aidan O'Brien win these races?

Between 1996 and 2026. The busiest spell was 2022-24, with 57 of them.

Where to next

The races Aidan O'Brien has won, and the trainers around them

The races Aidan O'Brien has won

The trainers either side

Elsewhere in racing