★  RECENT WINNERS · EVERY PICK LOGGED BEFORE THE OFF  —  Ice Cube Epsom 6/5✓  ·  Caislean Gear Killarney 2/1✓  ·  Geryon Leopardstown 11/10✓  ·  Perfect Scoundrel Epsom 11/8✓  ·  Loughrea Leopardstown 7/2✓  ·  Thickthorn Tom Worcester 6/5✓  ·  The Balearic Sun Epsom 7/4✓  ·  Serenity Dream Chepstow 15/8✓  ·  Doon The Glen Hamilton 11/4✓  ·  Early Dawning Killarney 2/1✓  ·  Inspired Hamilton 2/1✓  ·  I'll Be Back Hamilton 3/1✓  ·  Arch Enemy Killarney 3/1✓  ·  Sunlit Sea Lingfield 5/4✓  ·  Startled Lady Yarmouth 5/2✓  ·  Bella Colombia Killarney 2/1✓  ·  Kalir Killarney 3/1✓  ·  Havana Club Bath 9/4✓  —  SEE EVERY RESULT — WINS & LOSSES →  —  ★  RECENT WINNERS · EVERY PICK LOGGED BEFORE THE OFF  —  Ice Cube Epsom 6/5✓  ·  Caislean Gear Killarney 2/1✓  ·  Geryon Leopardstown 11/10✓  ·  Perfect Scoundrel Epsom 11/8✓  ·  Loughrea Leopardstown 7/2✓  ·  Thickthorn Tom Worcester 6/5✓  ·  The Balearic Sun Epsom 7/4✓  ·  Serenity Dream Chepstow 15/8✓  ·  Doon The Glen Hamilton 11/4✓  ·  Early Dawning Killarney 2/1✓  ·  Inspired Hamilton 2/1✓  ·  I'll Be Back Hamilton 3/1✓  ·  Arch Enemy Killarney 3/1✓  ·  Sunlit Sea Lingfield 5/4✓  ·  Startled Lady Yarmouth 5/2✓  ·  Bella Colombia Killarney 2/1✓  ·  Kalir Killarney 3/1✓  ·  Havana Club Bath 9/4✓  —  SEE EVERY RESULT — WINS & LOSSES →  —  
Optima RacingTrainers › Donnacha Aidan O'Brien

Donnacha Aidan O'Brien

Trainer record & statistics — 2025-03-23 to 2026-07-16, from our verified UK & Irish results database.
🏇 Donnacha Aidan O'Brien has 2 runners today
6:15 Down Royal — Cashel Queen · 6:49 Down Royal — Chosen One
See how our model rates them →
344
Runs
45
Wins
13.1%
Strike rate
37.8%
Place rate
0.85
Actual / Expected
-11.1%
Level-stake ROI

Over this period Donnacha Aidan O'Brien has won 45 of 344 races (a 13.1% strike rate, an actual/expected ratio of 0.85 versus the market). Full breakdown by course, going and recent form below.

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Record by course

CourseRunsWinsSR
Curragh62914.5%
Dundalk (AW)501122.0%
Leopardstown4449.1%
Naas36719.4%
Cork2600.0%
Navan2129.5%
Killarney17423.5%
Gowran Park14214.3%
Down Royal1119.1%

Record by going

GoingRunsWinsSR
Good1591811.3%
Soft931212.9%
Standard501122.0%
Firm1715.9%
Heavy17317.6%

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Most successful horses

HorseRunsWinsSR
Comanche Brave (IRE)8337.5%
South Island (IRE)8225.0%
Police Gazette (USA)3133.3%
Happy Pharoah (IRE)10330.0%
Havana Anna (GB)7342.9%
Kilmeaden (IRE)13215.4%
Spinning Around (IRE)9222.2%
Kensington Lane (IRE)9222.2%
Keepsgettingbetter (IRE)7228.6%
Atsila (IRE)6233.3%
Glyfada (IRE)4250.0%
Enthusiastically (IRE)8112.5%

Recent runs

DateCourseHorseFinishSP
2026-07-16LeopardstownBold Move (IRE)69.0
2026-07-16LeopardstownRazmataz (IRE)11201.0
2026-07-15KillarneySpinning Around (IRE)513.0
2026-07-15KillarneyCelestially (IRE)25.0
2026-07-13KillarneyYogini (IRE)24.5
2026-07-13KillarneyBenaki (IRE)97.0
2026-07-12Dundalk (AW)Police Gazette (USA)16.0
2026-07-11NewmarketComanche Brave (IRE)112.0
2026-07-11NavanSouth Island (IRE)13.0
2026-07-10NewmarketBalantina (IRE)323.0
2026-07-04SandownA Boy Named Susie (IRE)221.0
2026-07-03BellewstownKraar (IRE)54.5
2026-07-03BellewstownAlrashdeyah (IRE)841.0
2026-07-03BellewstownTradewinds (IRE)34.0
2026-07-02BellewstownHip Hop Chrissy (IRE)42.1
2026-07-02BellewstownCelestially (IRE)38.0
2026-07-02BellewstownRazmataz (IRE)829.0
2026-07-02BellewstownCashel Queen (IRE)24.0
2026-07-01FairyhouseAway And Gone (IRE)717.0
2026-06-28CurraghSocial Circle (IRE)1067.0
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Data: official UK & Irish results, 2025-03-23–2026-07-16. Strike rate and ROI are historical and not a guarantee of future results. 18+ · BeGambleAware.