International trainer
David M O'Brien
30 recent runs · 4 wins · 10 top-3 · strike rate 13%
| Date | Pos | Race | Course | Horse | Jockey |
|---|---|---|---|---|---|
| Sunday, 18 October 2026 | 4/7 | PwC Mares Maiden Hurdle | Limerick · Ireland | French Adventure | Josh Williamson |
| Saturday, 17 October 2026 | 12/18 | Greenpark Limerick Handicap Hurdle (Div II) | Limerick · Ireland | Set The Tone | Josh Williamson |
| Sunday, 11 October 2026 | 3/8 | Co-Op Superstores Handicap Steeplechase | Cork · Ireland | Mic Drop | Sean Flanagan |
| Sunday, 4 October 2026 | 12/16 | Gortnavogue Ltd. T/A Seamus Weldon Handicap Hurdle | Killarney · Ireland | Bossing It | Sean Flanagan |
| Friday, 2 October 2026 | 10/20 | Cantor Fitzgerald Ireland Maiden Hurdle | Gowran Park · Ireland | French Adventure | Josh Williamson |
| Wednesday, 30 September 2026 | 7/15 | Brenda Anderson Memorial Handicap Steeplechase | Sligo · Ireland | Set The Tone | Josh Williamson |
| Wednesday, 30 September 2026 | 2/7 | Eddie McAllister Memorial Novice Handicap Steeplechase | Sligo · Ireland | Mic Drop | Sean Flanagan |
| Friday, 11 September 2026 | UR/16 | Adare Manor Opportunity Handicap Steeplechase | Ballinrobe · Ireland | Bossing It | Josh Williamson |
| Friday, 11 September 2026 | 11/16 | Lodge At Ashford Castle Handicap Steeplechase | Ballinrobe · Ireland | Set The Tone | Mike O'Connor |
| Monday, 31 August 2026 | PU/10 | AJC Group Handicap Hurdle | Downpatrick · Ireland | Tolka Row | Sean Flanagan |
| Sunday, 16 August 2026 | 5/8 | Heinz Pollmeier Memorial Handicap Steeplechase | Tramore · Ireland | Bossing It | Sean Flanagan |
| Friday, 14 August 2026 | 8/10 | Comeragh Veterinary Kilmackthomas Handicap Hurdle | Tramore · Ireland | Tolka Row | Josh Williamson |
| Friday, 14 August 2026 | 2/13 | I.P.R.S. Handicap Steeplechase | Tramore · Ireland | Set The Tone | Josh Williamson |
| Friday, 7 August 2026 | 6/13 | SIS Handicap Hurdle | Wexford · Ireland | Set The Tone | Conor Stone-Walsh |
| Thursday, 23 July 2026 | 1/13 | Cottage Autism Network Handicap Hurdle (Div I) | Wexford · Ireland | Set The Tone | Conor Stone-Walsh |
| Friday, 17 July 2026 | 3/9 | Daily Meeting Handicap Steeplechase | Killarney · Ireland | Mic Drop | Michael Kenneally |
| Tuesday, 14 July 2026 | 1/13 | Guarantee, Never Beaten By SP Handicap Hurdle | Downpatrick · Ireland | Tolka Row | Josh Williamson |
| Saturday, 4 July 2026 | PU/15 | Bellewstown Handicap Hurdle | Bellewstown · Ireland | Tolka Row | Cian Quirke |
| Friday, 3 July 2026 | 8/14 | Clearwater Construction Handicap Hurdle (0-100) (Div 2) | Wexford · Ireland | Bossing It | Josh Williamson |
| Thursday, 2 July 2026 | 8/8 | INPBA Supporting Irish Racing Flat Race (In Memory Of Jerry McDonnell) | Limerick · Ireland | Village Star | Mr S Cavanagh |
| Thursday, 2 July 2026 | 2/18 | Munster Suite At Limerick Races Handicap Hurdle (0-100) (Div 2) | Limerick · Ireland | Set The Tone | Conor Stone-Walsh |
| Thursday, 2 July 2026 | 13/18 | Munster Suite At Limerick Races Handicap Hurdle (0-100) (Div 1) | Limerick · Ireland | Mollys Dolly | Conor Stone-Walsh |
| Tuesday, 30 June 2026 | 1/13 | Tintern Trails Handicap Chase | Wexford · Ireland | Mic Drop | Josh Williamson |
| Monday, 15 June 2026 | 10/15 | Follow Kilbeggan On Instagram Handicap Hurdle (0-100) (Div 1) | Kilbeggan · Ireland | Roman Parish | Ryan Treacy |
| Monday, 1 June 2026 | 5/8 | Join Racing TV With A Free Trial Now Handicap Hurdle | Listowel · Ireland | Bossing It | Josh Williamson |
| Saturday, 30 May 2026 | 2/13 | Group Packages And Discounts At Tramoreraces.ie Maiden Hurdle | Tramore · Ireland | Tolka Row | Sean Flanagan |
| Saturday, 30 May 2026 | 6/18 | John Thomas McNamara Handicap Hurdle (0-100) | Listowel · Ireland | Mollys Dolly | Darragh O'Keeffe |
| Friday, 29 May 2026 | PU/16 | Tramore Handicap Hurdle (0-100) | Tramore · Ireland | Set The Tone | Sean Flanagan |
| Friday, 22 May 2026 | 7/15 | Randox Maiden Hurdle | Downpatrick · Ireland | Tolka Row | Sean Flanagan |
| Thursday, 21 May 2026 | 1/14 | Calor Gas Handicap Chase (0-100) | Limerick · Ireland | Mic Drop | Sean Flanagan |
Racing information only. No betting. 18+ · All times IST.