Aidan O'Brien scores a century of Royal Ascot winners - Headlines news and analysis from Global Banking & Finance Review
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Aidan O'Brien scores a century of Royal Ascot winners

Published by Global Banking & Finance Review

Posted on June 18, 2026

2 min read

· Last updated: June 18, 2026

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Aidan O'Brien Makes History with 100th Royal Ascot Winner at Prestigious Event

O'Brien's Record-Breaking Achievements at Royal Ascot

By Virginia Furness

Scandinavia's Gold Cup Victory Secures Historic Milestone

ASCOT, June 18 (Reuters) - Aidan O'Brien has now trained 100 Royal Ascot winners after Scandinavia took victory in the Gold Cup, cementing his role as the meeting's most successful trainer. 

O'Brien's Legacy in British and Irish Horse Racing

Unmatched Success in Group 1 and Epsom Derby

A tour de force in British and Irish horse racing, O'Brien has broken almost every record in the sport. He has trained more Epsom Derby winners than anyone else and had over 400 Group 1 winners. 

The Prestige and Prize Money of Royal Ascot

Royal Ascot, the world's most prestigious flat racing festival, takes place over five days in June with horses this year battling it out for a share of the record £10.65 million prize money. 

Milestones and Career Highlights

First Royal Ascot Win and Completing the Group 1 Set

O'Brien sent out his first Royal Ascot winner in 1997 when Harbour Master won the Coventry Stakes and Scandinavia rounds off the impressive century. This week he hit another milestone when Mission Central took the King Charles III Stakes on Tuesday, meaning O'Brien has won every Royal Ascot Group 1. 

Career Beginnings and Ballydoyle Move

O'Brien first took out his license in 1993 and was initially focused on National Hunt racing before switching to the flat in 1996 when he moved to Ballydoyle, backed by leading owner John Magnier. 

Partnership with Coolmore and Dominance in Flat Racing

Twinned with the world's most successful thoroughbred breeding operation Coolmore, O'Brien's formidable training set-up has dominated flat racing in Ireland for over 20 years.

Champion Titles and Current Success

He has been Irish Champion Flat Trainer every year since 1999 as well as winning the British title eight times. He currently leads the British trainers' championship having amassed £3.5 million in prize money this season.

(Reporting by Virginia Furness; Editing by Toby Chopra)

Key Takeaways

  • O’Brien has now trained 100 Royal Ascot winners, capped by Scandinavia’s Gold Cup win.
  • He holds a record 11 Epsom Derby victories—the most by any trainer.
  • His stable boasts over 400 Group 1 victories and he’s been Irish Champion Flat Trainer since 1999.

Frequently Asked Questions

How many Royal Ascot winners has Aidan O'Brien trained?
Aidan O'Brien has trained 100 Royal Ascot winners.
Which horse secured Aidan O'Brien's 100th Royal Ascot win?
Scandinavia secured Aidan O'Brien's 100th Royal Ascot win.
What major record did Aidan O'Brien achieve at Royal Ascot 2024?
He became the first trainer to reach 100 Royal Ascot wins and has now won every Royal Ascot Group 1 race.
When did Aidan O'Brien send out his first Royal Ascot winner?
His first Royal Ascot winner was Harbour Master in 1997.
How much total prize money is being awarded at Royal Ascot this year?
Royal Ascot is offering a record £10.65 million in prize money this year.

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