Dan O'Sullivan Racing
With regular stable updates, competitive training rates and a fun time for owners we look forward to sharing the winners stall with you! Get InvolvedContact UsSTABLE NEWS
Berkeley Square Back In Form
Which Cup has Berkeley Square's name on it this season? That is the question Dan now has to ask after his stable star's second win this spring on Saturday. Is it the $500,000 Geelong Cup in just over two weeks? Or maybe the $750,000 Moonee Valley Cup two days later...
Discreet Classy In Gritty Maiden Win
Story by Darcy Cosgriff - Racing.com A superb Declan Bates ride and a recent jumpout have helped promising filly Too Darn Discreet break her maiden at Sandown on Wednesday. Trained by Dan O'Sullivan, the three-year-old had gotten too far back in all three previous...
Kennedy and Square Conquer HQ
Story by Darcy Cosgriff - Racing.com In May of 2022, Jaylah Kennedy strapped Berkeley Square for his debut maiden win at Geelong. On Saturday, she steered him to a gritty victory at Flemington, her 26th career city success – and easily her most memorable to date....

Three in a row for Moor Mumm
Story by Darcy Cosgriff at Racing.com Dan O’Sullivan’s Moor Mumm has scored a third consecutive win at Flemington on Anzac Day, putting in a last gasp dive to win the Lt Peter Armytage Handicap as a $20 chance. Betting for the race was dominated by Grahame...

Berkeley Breaks Drought
Story by Andrew Eddy from Racing.com One-time Victoria Derby fancy Berkeley Square broke an 18-month drought from the winner's stall at Caulfield on Saturday, but connections might not have to wait so long for his next victory. Trainer Dan O'Sullivan said he...

O’Sullivan Double Continues Form
Story by Andrew Eddy from Racing.com Trainer Dan O’Sullivan can lay claims to having one of Victoria’s best strike-rates over the past few months with a Sandown double on Saturday taking the winning run to new heights. O’Sullivan, who works about 17 horses from...

Ramsden Chance For Berkeley
Story by Andrew Eddy from Racing.com The pivotal $500,000 Listed Andrew Ramsden (2800m) at Flemington on May 16 could suddenly come into view for Saturday's breakthrough winner Berkeley Square. Trainer Dan O’Sullivan stressed on Sunday morning that any plans...
Dan O'Sullivan Racing
With regular stable updates, competitive training rates and a fun time for owners we look forward to sharing the winners stall with you!
With over 30 years experience in the world of horse racing, Dan is known as a meticulous, hands-on and personable trainer who has trained hundreds of winners including Group and Listed races.

HORSES AVAILABLE
Mull It Over
3 Year Old Brown Gelding
Sire: So You Think
Colour: Brown
Dam: Maggie's Girl
Sex: Gelding
Age: 3
Foaled: Sep 13, 2021
Owners: Miscellany Syndicate (Mgr: J D Brown), T P Heffernan, P W Whiteley, Win to Live (Mgr: M A Rieniets), Mrs A J Burgess & P Lennox
Trainer: Dan O'Sullivan
Silks:
He is the first foal out of a three-quarter sister in blood to the Coolmore Stud Stakes and Newmarket Handicap dual Group 1 winner Brazen Beau. I Am Invincible was the top stallion on the general sires list for the last 2 years, and he is the sire of the colt’s dam, Maggie’s Girl.
The gelding was sired by So You Think, winner of the Cox Plate (twice) and 8 other Group 1 races in Australia and Europe. His progeny won in excess of $ 19 million last year, when So You Think was runner up in the general sires list for the second year running.
This lovely gelding is currently in training and is due to race over the 2024/25 Christmas/New Year period.
Contact us for recent footage and to arrange an inspection!
Dan O'Sullivan Racing
HORSES AVAILABLE
Mull It Over
3 Year Old Brown Gelding
Sire: So You Think
Colour: Brown
Dam: Maggie's Girl
Sex: Gelding
Age: 3
Foaled: Sep 13, 2021
Owners: Miscellany Syndicate (Mgr: J D Brown), T P Heffernan, P W Whiteley, Win to Live (Mgr: M A Rieniets), Mrs A J Burgess & P Lennox
Trainer: Dan O'Sullivan
Silks:
He is the first foal out of a three-quarter sister in blood to the Coolmore Stud Stakes and Newmarket Handicap dual Group 1 winner Brazen Beau. I Am Invincible was the top stallion on the general sires list for the last 2 years, and he is the sire of the colt’s dam, Maggie’s Girl.
The gelding was sired by So You Think, winner of the Cox Plate (twice) and 8 other Group 1 races in Australia and Europe. His progeny won in excess of $ 19 million last year, when So You Think was runner up in the general sires list for the second year running.
This lovely gelding is currently in training and is due to race over the 2024/25 Christmas/New Year period.
Contact us for recent footage and to arrange an inspection!
STABLE NEWS
Berkeley Square Back In Form
Which Cup has Berkeley Square's name on it this season? That is the question Dan now has to ask after his stable star's second win this spring on Saturday. Is it the $500,000 Geelong Cup in just over two weeks? Or maybe the $750,000 Moonee Valley Cup two days later...
Discreet Classy In Gritty Maiden Win
Story by Darcy Cosgriff - Racing.com A superb Declan Bates ride and a recent jumpout have helped promising filly Too Darn Discreet break her maiden at Sandown on Wednesday. Trained by Dan O'Sullivan, the three-year-old had gotten too far back in all three previous...
Kennedy and Square Conquer HQ
Story by Darcy Cosgriff - Racing.com In May of 2022, Jaylah Kennedy strapped Berkeley Square for his debut maiden win at Geelong. On Saturday, she steered him to a gritty victory at Flemington, her 26th career city success – and easily her most memorable to date....

Three in a row for Moor Mumm
Story by Darcy Cosgriff at Racing.com Dan O’Sullivan’s Moor Mumm has scored a third consecutive win at Flemington on Anzac Day, putting in a last gasp dive to win the Lt Peter Armytage Handicap as a $20 chance. Betting for the race was dominated by Grahame...

Berkeley Breaks Drought
Story by Andrew Eddy from Racing.com One-time Victoria Derby fancy Berkeley Square broke an 18-month drought from the winner's stall at Caulfield on Saturday, but connections might not have to wait so long for his next victory. Trainer Dan O'Sullivan said he...

O’Sullivan Double Continues Form
Story by Andrew Eddy from Racing.com Trainer Dan O’Sullivan can lay claims to having one of Victoria’s best strike-rates over the past few months with a Sandown double on Saturday taking the winning run to new heights. O’Sullivan, who works about 17 horses from...

Ramsden Chance For Berkeley
Story by Andrew Eddy from Racing.com The pivotal $500,000 Listed Andrew Ramsden (2800m) at Flemington on May 16 could suddenly come into view for Saturday's breakthrough winner Berkeley Square. Trainer Dan O’Sullivan stressed on Sunday morning that any plans...
Upcoming Runners
Horse | Date | Time | Race | Track | Fields/Form | |
---|---|---|---|---|---|---|
Nominations |
||||||
Comic Hero | Jul 01, 2025 | 7 - Bm70 Handicap | BALLARAT SYNTHETIC | Field | ||
Comic Hero | Jul 02, 2025 | 3 - Bm70 Handicap | Sandown-Lakeside | Field | ||
Moor Mumm | Jul 02, 2025 | 7 - Fillies And Mares Bm70 Handicap | Sandown-Lakeside | Field | ||
Matriarch Rose | Jul 02, 2025 | 8 - Fillies And Mares Bm70 Handicap | Sandown-Lakeside | Field | ||
Acceptances |
||||||
Moor Mumm | Jun 27, 2025 | 03:50 PM | 7 - Sportsbet Get On Extra (bm64) | BALLARAT SYNTHETIC | Field | |
Flash Feeling | Jun 28, 2025 | 04:05 PM | 8 - Mrc Membership Feel The Thrill Hcp | Caulfield | Field | |
Kazza Joy | Jun 29, 2025 | 11:27 AM | 1 - Pipe Pro Directional Drilling Mdn Plate | Ballarat | Field |
Recent Winners
Horse | Date | Race | Track | Margin | Jockey |
---|---|---|---|---|---|
Flash Feeling | Jun 07, 2025 | 7 - 2025 Country Achiever Eric Musgrove (bm100) | Flemington | 0.10 | D Yendall |
Comic Hero | Feb 08, 2025 | 9 - Swan Draught (rs1mw) | Ascot | 1.80 | Lucy Fiore |
Salchow | Dec 14, 2024 | 7 - Waacks Bakery Hcp (58) | Stawell | 2.30 | W Gordon |
Berkeley Square | Dec 07, 2024 | 9 - Sportsbet Ballarat Cup | Ballarat | 0.30 | Ms J Kennedy |
Brazen Brando | Nov 17, 2024 | 8 - Viatek Fujifilm Hcp (58) | Geelong | 1.00 | Jarrod Fry |
Way Up High | Oct 23, 2024 | 1 - Canadian Club (bm70) | Geelong | 0.50 | Ms J Kennedy |
Too Darn Discreet | Oct 19, 2024 | 4 - Schweppes Ethereal Stakes | Caulfield | 0.40 | M J Dee |
Highland Glory | Oct 12, 2024 | 5 - Walker's Earthworks Hcp (58) | Hamilton | 0.20 | Alana Kelly |
Wise Legend | Oct 05, 2024 | 5 - Foodworks Murtoa Hcp (58) | Murtoa | 0.50 | Ms L J Meech |
Too Darn Discreet | Oct 05, 2024 | 4 - Tab Edward Manifold Stakes | Flemington | 0.80 | M Zahra |
Latest Results
Horse | Date | Race | Track | Finished | Margin | Jockey |
---|---|---|---|---|---|---|
Brazen Brando | Jun 24, 2025 | 7 - Hygain Winners Choice (bm64) | BALLARAT SYNTHETIC | 7 | 3.40 | Alana Kelly |
Fayetta | Jun 21, 2025 | 9 - Bet365 Hcp (58) | Donald | 5 | 0.80 | Will Price |
Matriarch Rose | Jun 21, 2025 | 7 - Brian Beattie (bm90) | Flemington | 9 | 4.60 | Declan Bates |
Moor Mumm | Jun 20, 2025 | 9 - Geelong Cup After Party (bm64) | Geelong | 8 | 8.00 | John Allen |
Way Up High | Jun 20, 2025 | 8 - Tell Your Mates You Love Them (bm64) | Geelong | 10 | 17.50 | Ms J Kennedy |
Flash Feeling | Jun 07, 2025 | 7 - 2025 Country Achiever Eric Musgrove (bm100) | Flemington | 1 | 0.10 | D Yendall |
Matriarch Rose | Jun 07, 2025 | 3 - Country Racing As Real As It Gets Plate (bm78) | Flemington | 10 | 9.30 | B Mc Dougall |
Calgary Flyer | Jun 05, 2025 | 4 - Recycle 4 Change Mdn Plate | Geelong | 12 | 46.00 | Will Price |
Moor Mumm | Jun 04, 2025 | 7 - Thoroughbred Club Of Australia (bm64) | Sandown-Lakeside | 3 | 0.90 | John Allen |
Way Up High | Jun 04, 2025 | 6 - Stow Storage Solutions (bm70) | Sandown-Lakeside | 11 | 8.30 | Ms J Kennedy |