No data found

A O'Brien Trainer

A O'Brien Profile

A O'Brien is a horse trainer based in Hong Kong. A O'Brien has a win strike rate of 20% and a career ROI of -12.

A O'Brien Last 12 Months Racing Form

A O'Brien last 12 months's career form is 17 Starts, wins, 2 seconds, 3 thirds.

A O'Brien has average win odds of 3 and an ROI of -100% over the last 12 months.

A O'Brien Current Season Racing Form

A O'Brien current season form is 14 Starts, wins, 2 seconds, 2 thirds.

A O'Brien has average win odds of 2.79 and an ROI of -100% over the current season.

A O'Brien's overall Stats: Trainer Racing History

Starts 1st 2nd 3rd Win % Place % Avg Win Odds ROI
Last 12 Months 17 2 3 % 29% 3.25 -100
Current Season 14 2 2 % 29% 2.79 -100

A O'Brien's Results: Trainer Racing History

Show more

Here is a list of tracks where A O'Brien has raced in the past 12 months and the current season. The list shows performance by A O'Brien across all tracks.

Past 12 months

Track Starts 1st 2nd 3rd W% P% Avg Win Odds ROI
Caulfield 1 - 1 - - 100% $6.50 -100%
DUBAI 1 - - - - - - -100%
Flemington 2 - 1 - - 50% $4.80 -100%
FR - CHANTILLY 1 - - - - - - -100%
FR - DEAUVILLE 3 - - 1 - 33% - -100%
FR - LONGCHAMP 5 - - 1 - 20% $4.80 -100%
G B - ASCOT 3 - 2 - - 67% $7.00 -100%
G B - DONCASTER 1 - - - - - - -100%
G B - EPSOM 1 - - - - - - -100%
G B - GOODWOOD 1 - - - - - - -100%
G B - NEWMARKET 1 - 1 - - 100% $5.50 -100%
G B - SANDOWN PARK 1 - - - - - - -100%
G B - YORK 1 - - - - - - -100%
IRE - CURRAGH 2 - - - - - $3.25 -100%
IRE - DUNDALK 1 - 1 - - 100% - -100%
IRE - LEOPARDSTOWN 1 - - - - - $3.67 -100%
IRE - NAAS 1 - 1 - - 100% $2.60 -100%
IRE - NAVAN 1 1 - - 100% 100% $1.10 10%
Moonee Valley 1 - - - - - $4.20 -100%
Randwick 1 - - - - - - -100%
Rosehill 2 - - - - - - -100%
Sha Tin 2 - - - - - $2.60 -100%
U S A - BELMONT PARK 1 - - - - - - -100%
U S A - DEL MAR 1 - - 1 - 100% - -100%
U S A - KEENELAND 3 - 1 - - 33% - -100%
U S A - SANTA ANITA 2 1 - - 50% 50% $4.80 140%
U S A - SARATOGA 1 - - - - - - -100%

This season

Track Starts 1st 2nd 3rd W% P% Avg Win Odds ROI
Caulfield 1 - 1 - - 100% $6.50 -100%
Flemington 2 - 1 - - 50% $4.80 -100%
FR - DEAUVILLE 2 - - - - - - -100%
FR - LONGCHAMP 5 - - 1 - 20% $4.80 -100%
G B - ASCOT 2 - 2 - - 100% - -100%
G B - DONCASTER 1 - - - - - - -100%
IRE - CURRAGH 2 - - - - - $1.57 -100%
IRE - LEOPARDSTOWN 1 - - - - - $3.67 -100%
Moonee Valley 1 - - - - - $4.20 -100%
Randwick 1 - - - - - - -100%
Rosehill 2 - - - - - - -100%
Sha Tin 2 - - - - - $2.60 -100%
U S A - DEL MAR 1 - - 1 - 100% - -100%
U S A - SANTA ANITA 2 1 - - 50% 50% $4.80 140%

Here is a list of the top jockeys who have ridden for A O'Brien along with their stats over the last 12 months and the current season.

Past 12 months

Jockey Starts 1st 2nd 3rd W% P% Avg Win Odds ROI
Ryan Moore 8 - - 1 - 13% $3.25 -100%
J A Heffernan 1 - - - - - $2.20 -100%
Donnacha O'Brien 1 - 1 - - 100% $1.80 -100%
Colm O'Donoghue 1 - - - - - - -100%
E Mc Namara 1 - 1 - - 100% - -100%
E J MC NAMARA 1 - - - - - - -100%
Katelyn Mallyon 1 - 1 - - 100% - -100%
D Oliver 1 - - - - - - -100%
B Melham 1 - 1 - - 100% - -100%
W M Lordan 4 - - 1 - 25% $1.22 -100%
P B BEGGY 1 - - - - - - -100%
J P Spencer 1 - - - - - - -100%
D Dunn 1 - - - - - - -100%
J DOYLE 1 1 - - 100% 100% $4.00 300%
M Zahra 1 - - - - - - -100%
J B Mc Donald 1 - - - - - $6.50 -100%
J Bowman 1 - - - - - - -100%
O Murphy 1 - 1 - - 100% - -100%
K Mc Evoy 1 - 1 - - 100% - -100%
Damian Lane 1 - - - - - - -100%
L F ROCHE 1 - - - - - - -100%
P C BOUDOT 1 - - - - - $41.00 -100%
M HUSSEY 1 - - - - - - -100%
M BARZALONA 1 1 - - 100% 100% $4.80 380%
L Dettori 1 - - - - - - -100%
I Mendizabal 1 - - - - - - -100%
Y Take 1 - - - - - - -100%
J VELAZQUEZ 1 - - - - - - -100%
C Soumillon 4 - 2 1 - 75% - -100%
B Shinn 1 - - - - - - -100%
Irad Ortiz 1 - - - - - - -100%
R Moore 1 - - - - - - -100%
Colin Keane 1 - - - - - - -100%

This season

Jockey Starts 1st 2nd 3rd W% P% Avg Win Odds ROI
Ryan Moore 6 - - - - - $2.79 -100%
J A Heffernan - - - - - - $3.06 206%
Donnacha O'Brien - - - - - - $2.00 -100%
Colm O'Donoghue - - - - - - - -100%
E Mc Namara - - - - - - - -100%
E J MC NAMARA - - - - - - - -100%
Katelyn Mallyon - - - - - - - -100%
D Oliver - - - - - - - -100%
B Melham - - - - - - - -100%
W M Lordan 4 - - 1 - 25% $3.75 -100%
P B BEGGY - - - - - - - -100%
J P Spencer - - - - - - - -
D Dunn - - - - - - - -100%
J DOYLE - - - - - - - -100%
M Zahra - - - - - - - -100%
J B Mc Donald - - - - - - $6.50 225%
J Bowman - - - - - - - -100%
O Murphy - - - - - - - -100%
K Mc Evoy - - - - - - - -100%
Damian Lane - - - - - - - -100%
L F ROCHE - - - - - - - -100%
P C BOUDOT - - - - - - $25.25 1163%
M HUSSEY - - - - - - - -
M BARZALONA - - - - - - $4.80 380%
L Dettori - - - - - - - -
I Mendizabal - - - - - - - -
Y Take 1 - - - - - - -100%
J VELAZQUEZ - - - - - - - -
C Soumillon 4 - 2 1 - 75% - -100%
B Shinn 1 - - - - - - -100%
Irad Ortiz - - - - - - - -
R Moore 1 - - - - - - -100%
Colin Keane - - - - - - - -

Here is a list of the next races and the most recent results for A O'Brien


December 2025

  • The Lion In Winter Last Race: 14 December 2025, Sha Tin R7

    3yoaH (Bay) Sea The Stars x What A Home

    CAREER 11 2-2-3

    EARNING $432,402

    WIN 18

    PLACE 64

  • Los Angeles Last Race: 14 December 2025, Sha Tin R4

    4yoaH (Bay or Brown) Camelot x Frequential

    CAREER 20 8-0-2

    EARNING $2,108,856

    WIN 40

    PLACE 50

November 2025

  • The Lion In Winter Last Race: 01 November 2025, U S A - DEL MAR R3

    3yoaH (Bay) Sea The Stars x What A Home

    CAREER 11 2-2-3

    EARNING $432,402

    WIN 18

    PLACE 64

October 2025

  • The Lion In Winter Last Race: 18 October 2025, G B - ASCOT R2

    3yoaH (Bay) Sea The Stars x What A Home

    CAREER 11 2-2-3

    EARNING $432,402

    WIN 18

    PLACE 64

  • The Lion In Winter Last Race: 18 October 2025, G B - ASCOT R2

    3yoaH (Bay) Sea The Stars x What A Home

    CAREER 11 2-2-3

    EARNING $432,402

    WIN 18

    PLACE 64

  • Los Angeles Last Race: 05 October 2025, FR - LONGCHAMP R3

    4yoaH (Bay or Brown) Camelot x Frequential

    CAREER 20 8-0-2

    EARNING $2,108,856

    WIN 40

    PLACE 50

  • Los Angeles Last Race: 05 October 2025, FR - LONGCHAMP R3

    4yoaH (Bay or Brown) Camelot x Frequential

    CAREER 20 8-0-2

    EARNING $2,108,856

    WIN 40

    PLACE 50

  • Los Angeles Last Race: 05 October 2025, FR - LONGCHAMP R3

    4yoaH (Bay or Brown) Camelot x Frequential

    CAREER 20 8-0-2

    EARNING $2,108,856

    WIN 40

    PLACE 50

September 2025

  • The Lion In Winter Last Race: 07 September 2025, FR - LONGCHAMP R4

    3yoaH (Bay) Sea The Stars x What A Home

    CAREER 11 2-2-3

    EARNING $432,402

    WIN 18

    PLACE 64

  • Los Angeles Last Race: 07 September 2025, FR - LONGCHAMP R5

    4yoaH (Bay or Brown) Camelot x Frequential

    CAREER 20 8-0-2

    EARNING $2,108,856

    WIN 40

    PLACE 50

August 2025

  • The Lion In Winter Last Race: 17 August 2025, FR - DEAUVILLE R1

    3yoaH (Bay) Sea The Stars x What A Home

    CAREER 11 2-2-3

    EARNING $432,402

    WIN 18

    PLACE 64

  • The Lion In Winter Last Race: 17 August 2025, FR - DEAUVILLE R1

    3yoaH (Bay) Sea The Stars x What A Home

    CAREER 11 2-2-3

    EARNING $432,402

    WIN 18

    PLACE 64

  • Los Angeles Last Race: 16 August 2025, IRE - CURRAGH R4

    4yoaH (Bay or Brown) Camelot x Frequential

    CAREER 20 8-0-2

    EARNING $2,108,856

    WIN 40

    PLACE 50

  • Los Angeles Last Race: 16 August 2025, IRE - CURRAGH R4

    4yoaH (Bay or Brown) Camelot x Frequential

    CAREER 20 8-0-2

    EARNING $2,108,856

    WIN 40

    PLACE 50

July 2025

  • The Lion In Winter Last Race: 06 July 2025, FR - DEAUVILLE R1

    3yoaH (Bay) Sea The Stars x What A Home

    CAREER 11 2-2-3

    EARNING $432,402

    WIN 18

    PLACE 64

June 2025

  • Los Angeles Last Race: 18 June 2025, G B - ASCOT R3

    4yoaH (Bay or Brown) Camelot x Frequential

    CAREER 20 8-0-2

    EARNING $2,108,856

    WIN 40

    PLACE 50

  • The Lion In Winter Last Race: 07 June 2025, G B - EPSOM R1

    3yoaH (Bay) Sea The Stars x What A Home

    CAREER 11 2-2-3

    EARNING $432,402

    WIN 18

    PLACE 64

May 2025

  • Los Angeles Last Race: 25 May 2025, IRE - CURRAGH R2

    4yoaH (Bay or Brown) Camelot x Frequential

    CAREER 20 8-0-2

    EARNING $2,108,856

    WIN 40

    PLACE 50

  • The Lion In Winter Last Race: 15 May 2025, G B - YORK R1

    3yoaH (Bay) Sea The Stars x What A Home

    CAREER 11 2-2-3

    EARNING $432,402

    WIN 18

    PLACE 64

  • Los Angeles Last Race: 05 May 2025, IRE - CURRAGH R1

    4yoaH (Bay or Brown) Camelot x Frequential

    CAREER 20 8-0-2

    EARNING $2,108,856

    WIN 40

    PLACE 50

A O'Brien News

Load More News

Last Updated: 12/12/2025

For everything you need to know about Jockey racing. Free Jockey racing tips from professional punters and betting secrets to increase your racing profits.

Still need help? Check out our Premium Tipping Service

A O'Brien Next Race

  • A O'Brien has not been nominated for any upcoming race
A week at the races: Monday 25 November 2024 to Sunday 1 December 2024

A week at the races: Monday 18 November 2024 to Sunday 24 November 2024.

Insights into national thoroughbred racing for Monday 18 November 2024 to Sunday 24 November 2024. * There were 51 race meetings held across Australia last week with 3,422 horses compe...

A week at the races: Monday 11 November 2024 to Sunday 17 November 2024.

There were 47 race meetings held across Australia last week with 3,198 horses competing in 340 races for a total prize money purse of $19,011,500 .

A week at the races: Monday 4 November to Sunday 10 November 2024

There were 71 race meetings held across Australia last week with 4,512 horses competing in 499 races for a total prize money purse of $46,607,500 .

WHAT IS THE BEST TYPE OF BET

Bookmakers offer Punters a huge array of bet types, in differnt betting markets across so the different codes in sports betting and horse racing. Any new punters have the right to be confused. ...

TRYING AGAIN! ... Horses to Follow

Last time I pondered whether to run another “Horses to Follow” segment after the small loss achieved with my group of hopefuls in the autumn. However, I was reading a column from British writer Rob...

O'Brien brings Vigor back for another spring mission

ONE year ago on Saturday, Flemington trainer Danny O'Brien left Caulfield confident that he was a real chance of winning a Caulfield or Melbourne Cup after an impressive first-up run from Vigor, re...

O'Brien confirms Aussie Cup start for Shamus

AS well as confirming a start in Saturday’s Australian cup, Danny O’Brien said he’s already eyeing a second Cox Plate victory with  Shamus Award . O’Brien told TVN’s Racing Review today that wi...

O'Brien gives Toowoomba track thumbs up

High profile breeder and owner Kevin O'Brien is an unabashed fan of the new Toowoomba cushion track.The owner of former glamour sprinting mare Gold Edition, O'Brien said the new surface passed its ...

O'Brien gives Toowoomba track thumbs up

High profile breeder and owner Kevin O'Brien is an unabashed fan of the new Toowoomba cushion track.The owner of former glamour sprinting mare Gold Edition, O'Brien said the new surface passed its ...

O'Brien gives Toowoomba track thumbs up

High profile breeder and owner Kevin O'Brien is an unabashed fan of the new Toowoomba cushion track.The owner of former glamour sprinting mare Gold Edition, O'Brien said the new surface passed its ...

Cox Plate bid likely for Aidan O'Brien star

Leading Irish trainer Aidan O’Brien will make his first visit to Australia in six years, with lightly raced colt Adelaide to start in the Cox Plate. Coolmore racing manager James Bester said O...

Next To Jump

Buy Tips View All

From The Press

SMH
Racenet
Horse player
Racing ahead
Sports man
Sky racing
Punting Library Form Guide Tips Blackbook