John Magnier is Ireland's leading thoroughbred stud owner, and the billionaire is considered one of the most influential people in horseracing and breeding worldwide. Magnier owns Coolmore Stud which has raised its profile as the preeminent stud farm in the world. Coolmore is valued at more than €4 billion and has raised dozens of Group/Graded winners over the past decade.
John Patrick "J. P." McManus is an Irish businessman and racehorse owner who has wom meetings in Ireland, Britain, and throughout Europe. McManus's green-and-gold-hooped racing colours are those of the South Liberties GAA Clubin Limerick. The most famous of his horses is Istabraq, multiple winner of the Champion Hurdle. Fifteen-time Champion jockey Tony McCoy is retained by McManus. Don't Push It won the 2010 Grand National Steeplechase while
Synchronised won the Cheltenham Gold Cup in 2012. McManus's personal fortune is estimated at €775 million.
Sheikh Mohammed bin Rashid Al Maktoum is one of the preeminent thoroughbred owners in the world who has been regarded as Champion Owner of flat racing in Great Britain nine times. The award is given to the owner whose horses have won the most prize money during a season in the U.K. He owns Gainsborough Stud at Woolton Hill, Ballysheehan Stud in County Tipperary, Ireland, and Gainsborough Farms Inc in Versailles, Kentucky, United States.
Sheikh Mohammed also owns Darley Stables and is the leading partner in his family's Godolphin Stables. Additionally, he hosts the Dubai World Cup each year. In 2008, he bought the Woodlands Stud. Godolphin Racing has yielded 145 Grade/Group 1 winners by the end of 2008.
David and Patricia Thompson are the owners of Cheveley Park Stud which have won nearly four dozen Group 1, 2, and 3 races in the 2000s. Situated in Newmarket, England, Cheveley extends to just under 1,000 acres and hosts several top class stallions including Dutch Art, Kyllachy, Medicean, Pivotal, Virtual.
Princess Haya bint Al Hussein was tagged in 2008 as Champion Owner of flat racing in Great Britain for having won the most prize money during the season. In 2008, New Approach won the prestigious Derby Stakes. In the same year, Raven's Pass won the $5 million Breeders' Cup Classic. In 2009, Hussein was made the first Patron of Retraining of Racehorses.
Michael Tabor is one of four racehorse owners in the world to have owned both a Kentucky Derby winner as well as an Epsom Derby winner. Tabor also won the Belmont Stakes with Eclipse Award winner Thunder Gulch. The billionaire Englishman has campaigned many of his runners in partnership with Susan Magnier, wife of Coolmore Stud owner John Magnier. Hurricane Run was voted the World's Top Ranked Horse for 2005 by the International Federation of Horseracing Authorities (IFHA).
Aga Khan is a dominant force in the U.K. and European horse racing scene. His distinct green racing silks frequently finish first in Group 1 races from The Arc to the Breeders' Cup World Championships. Aga Khan operates the largest horse racing and breeding operation in France and is a record winner of The Prix de Diane, sometimes referred to as the French Oaks. He owns Gilltown Stud near Kilcullen, Ireland, and Haras de Bonneval breeding farm at Le Mesnil-Mauger in France. He also owns Calvados stud farms.
Prince Khalid Abdullah of Saudi Arabia owns Juddmonte Farms, the famous and award-winning horse breeding farm. Prince Khalid was Champion Owner in 2003, and in 2009 was in 3rd place in the Owners Championship Juddmonte Farms consists of a variety of individual farms: three in England, two in Ireland, and three in Kentucky, United States. In Europe, Juddmonte currently stand as stallions Dansili, Oasis Dream, Zamindar, Observatory, Rail Link, Three Valleys and Champs Elysees. Juddmonte's regular trainers in Britain include Henry Cecil, Roger Charlton, Barry Hills, John Gosden, Amanda Perrett and Michael Stoute.
Kirsten Rausing breeds horses at her stud farm Lanwades in Newmarket. Rausing is a member of the Jockey Club and a former director of the National Stud. She is a director of the British Bloodstock Agency. Over the past decade, Lanwades has bred/raised the winners of more than 899 races worldwide including 85 Group or Listed wins. Lanwades has also bred 70 National Hunt winners of 177 races worldwide including 18 black-type performers.
Hamdan bin Rashid Al Maktoum of the United Arab Emirates has been crowned Champion Owner in the U.K. in 1990, 1994, 1995, 2002, and 2005 for having won the most prize money during a season. Sheikh Hamdan established his first racing stable in Britain in 1981 and has since acquired other major operations in England, Ireland and the United States. Eastern Anthem won the 2009 Dubai Sheema Classic.
Harry Herbert started Highclere Thoroughbred Racing Limited which has become Europe’s leader in the field of syndication. Highclere is responsible for 2005 Vodafone Derby winner, Motivator. The group specialises in racehorse ownership, putting together small groups of individuals to share in a number of top quality racehorses. Highclere has produced seven champions in the past few years.