The Diomed Stakes is a Group 3

Conditions races

Conditions races are horse races where the weights carried by the runners are laid down by the conditions attached to the race. Weights are allocated according to; the sex of the runners, with female runners carrying less weight than males; the age of the runners, with younger horses receiving...

 flat

Flat racing

Flat racing is a form of Thoroughbred horse racing which is run over a level track at a predetermined distance. It differs from steeplechase racing which is run over hurdles...

 horse race

Horse racing

Horse racing is an equestrian sport that has a long history. Archaeological records indicate that horse racing occurred in ancient Babylon, Syria, and Egypt. Both chariot and mounted horse racing were events in the ancient Greek Olympics by 648 BC...

 in Great Britain

Great Britain

Great Britain or Britain is an island situated to the northwest of Continental Europe. It is the ninth largest island in the world, and the largest European island, as well as the largest of the British Isles...

 open to thoroughbred

Thoroughbred

The Thoroughbred is a horse breed best known for its use in horse racing. Although the word thoroughbred is sometimes used to refer to any breed of purebred horse, it technically refers only to the Thoroughbred breed...

s aged three years or older. It is run at Epsom Downs

Epsom Downs Racecourse

Epsom Downs is a Grade 1 racecourse near Epsom, Surrey, England. The "downs" referred to in the name are part of the North Downs. The course is best known for hosting the Epsom Derby, the United Kingdom's premier thoroughbred horse race for three-year-old colts and fillies, over a mile and a half...

 over a distance of 1 mile and 114 yards (1,714 metres), and it is scheduled to take place each year in early June.

The event is named after Diomed

Diomed

Diomed, foaled in 1777, was an English-bred Thoroughbred race horse who won the inaugural running of the Epsom Derby and was subsequently a successful sire in the United States of America.-Bright Beginnings:...

, the inaugural winner of Epsom's most famous race, the Derby

Epsom Derby

The Derby Stakes, popularly known as The Derby, internationally as the Epsom Derby, and under its present sponsor as the Investec Derby, is a Group 1 flat horse race in Great Britain open to three-year-old thoroughbred colts and fillies...

. It was established in 1971, although it could be regarded as a continuation of a previous event, the St James Stakes.

The Diomed Stakes is now held on the second day of Epsom's two-day Derby Festival meeting, the same day as the Derby.

Records

Most successful horse (2 wins):

• All Friends – 1975, 1976
• Nayyir – 2002, 2006
• Blythe Knight – 2007, 2008

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Leading jockey

Jockey

A jockey is an athlete who rides horses in horse racing or steeplechase racing, primarily as a profession. The word also applies to camel riders in camel racing.-Etymology:...

 (4 wins):

• Lester Piggott
  Lester Piggott
  Lester Keith Piggott is a retired English professional jockey, popularly known as "The Long Fellow". With 4,493 career wins, including nine Epsom Derby victories, he is one of the most well-known English flat racing jockeys of all time....
  
   – Sparkler (1971), Averof (1974), Hardgreen (1980), Adonijah (1984)

----
Leading trainer

Horse trainer

In horse racing, a trainer prepares a horse for races, with responsibility for exercising it, getting it race-ready and determining which races it should enter...

 (3 wins):

• Clive Brittain
  Clive Brittain
  Clive Brittain is a British race-horse trainer. He began training as an apprentice in 1949, and on his own as a licensed trainer in the early 1970s. He currently trains at Carlburg Stables in Newmarket, Suffolk...
  
   – Averof (1974), Sylva Honda (1991), Mr Martini (1995)
• Henry Cecil
  Henry Cecil
  Sir Henry Richard Amherst Cecil is a successful English horse racing trainer who has had many winners in the Epsom Derby, 1,000 Guineas and 2,000 Guineas, Epsom Oaks and the St. Leger Stakes....
  
   – Ovac (1978), Adonijah (1984), Shining Steel (1989)

Winners

Year	Winner	Age	Jockey	Trainer	Time
1971	Sparkler	3	Lester Piggott Lester Piggott Lester Keith Piggott is a retired English professional jockey, popularly known as "The Long Fellow". With 4,493 career wins, including nine Epsom Derby victories, he is one of the most well-known English flat racing jockeys of all time....	Sam Armstrong
1972	Sallust	3	Joe Mercer Joe Mercer (jockey) Joseph Mercer is a retired English Thoroughbred race horse jockey. He was active as a jockey from 1947 to 1985 and rode a total of 2,810 winners in Britain, a figure exceeded only by Sir Gordon Richards, Lester Piggott and Doug Smith at the time of Mercer’s retirement, and subsequently only...	Dick Hern Dick Hern William Richard "Dick" Hern, CVO, was an English Thoroughbred racehorse trainer and winner of sixteen British Classic Races between 1962 and 1995, and was Champion Trainer on four occasions....	1:42.30
1973	Owen Dudley	3	Geoff Lewis Geoff Lewis Geoff Lewis is a Welsh retired jockey who was born in Talgarth, .He moved to London with his family in 1946. He came from a large family and started his career with Ron Smyth, who was a trainer in Epsom. He will be best remembered as the jockey that won the 1,000 Guineas, 2,000 Guineas, Oaks ,...	Noel Murless Noel Murless Sir Charles Francis Noel Murless began his career as a racehorse trainer in 1935 at Hambleton Lodge in Yorkshire before moving to Hambleton House after the war, at one time sharing premises with the equally legendary Ryan Price...	1:44.20
1974	Averof	3	Lester Piggott Lester Piggott Lester Keith Piggott is a retired English professional jockey, popularly known as "The Long Fellow". With 4,493 career wins, including nine Epsom Derby victories, he is one of the most well-known English flat racing jockeys of all time....	Clive Brittain Clive Brittain Clive Brittain is a British race-horse trainer. He began training as an apprentice in 1949, and on his own as a licensed trainer in the early 1970s. He currently trains at Carlburg Stables in Newmarket, Suffolk...	1:41.50
1975	All Friends	3	Paul Cook	Nick Vigors
1976	All Friends	4	Paul Cook	Nick Vigors
1977	Gunner B	4	Joe Mercer Joe Mercer (jockey) Joseph Mercer is a retired English Thoroughbred race horse jockey. He was active as a jockey from 1947 to 1985 and rode a total of 2,810 winners in Britain, a figure exceeded only by Sir Gordon Richards, Lester Piggott and Doug Smith at the time of Mercer’s retirement, and subsequently only...	Geoff Toft
1978	Ovac	5	Joe Mercer Joe Mercer (jockey) Joseph Mercer is a retired English Thoroughbred race horse jockey. He was active as a jockey from 1947 to 1985 and rode a total of 2,810 winners in Britain, a figure exceeded only by Sir Gordon Richards, Lester Piggott and Doug Smith at the time of Mercer’s retirement, and subsequently only...	Henry Cecil Henry Cecil Sir Henry Richard Amherst Cecil is a successful English horse racing trainer who has had many winners in the Epsom Derby, 1,000 Guineas and 2,000 Guineas, Epsom Oaks and the St. Leger Stakes....
1979	Spring in Deepsea	4	Greville Starkey Greville Starkey Greville Starkey was an English jockey who rode almost 2,000 winners during a 33-year career on the flat.Starkey scaled the heights of his profession during his 33-year career in which he rode 1,989 winners on the Flat...	Luca Cumani Luca Cumani Luca M. Cumani is an Italian thoroughbred horse trainer. He has trained at Bedford House Stables in Newmarket, England since 1976...
1980	Hardgreen	4	Lester Piggott Lester Piggott Lester Keith Piggott is a retired English professional jockey, popularly known as "The Long Fellow". With 4,493 career wins, including nine Epsom Derby victories, he is one of the most well-known English flat racing jockeys of all time....	Michael Stoute Michael Stoute Sir Michael Ronald Stoute is a Barbadian British thoroughbred horse trainer in flat racing. Stoute, whose father was the Chief of police for Barbados, left the island in 1964 at the age of 19 to become an assistant to trainer Pat Rohan and began training horses on his own in 1972...
1981	Saher	5	Ray Cochrane Ray Cochrane Ray Cochrane is a retired horse racing jockey and current sports agent.He was the winning jockey in three of the five British Classic Races: the Oaks Stakes, 1,000 Guineas Stakes and Epsom Derby Stakes...	Ron Sheather
1982	Prima Voce	3	Bruce Raymond	Robert Armstrong
1983	Lofty	3	Paul Cook	Harry Thomson Jones Harry Thomson Jones Harry Thomson Jones , often known as Tom Jones, was a British racehorse trainer whose career lasted from 1951 to 1996...
1984	Adonijah	4	Lester Piggott Lester Piggott Lester Keith Piggott is a retired English professional jockey, popularly known as "The Long Fellow". With 4,493 career wins, including nine Epsom Derby victories, he is one of the most well-known English flat racing jockeys of all time....	Henry Cecil Henry Cecil Sir Henry Richard Amherst Cecil is a successful English horse racing trainer who has had many winners in the Epsom Derby, 1,000 Guineas and 2,000 Guineas, Epsom Oaks and the St. Leger Stakes....
1985	Scottish Reel	3	Walter Swinburn Walter Swinburn Walter R. Swinburn is a retired flat racing jockey who competed in Great Britain and Ireland as well as internationally.Swinburn was born in Oxford...	Michael Stoute Michael Stoute Sir Michael Ronald Stoute is a Barbadian British thoroughbred horse trainer in flat racing. Stoute, whose father was the Chief of police for Barbados, left the island in 1964 at the age of 19 to become an assistant to trainer Pat Rohan and began training horses on his own in 1972...
1986	Pennine Walk	4	Pat Eddery Pat Eddery Patrick James John "Pat" Eddery is a former flat racing jockey. Pat's father Jimmy Eddery was a jockey, as is his brother Paul Eddery.-Career:...	Jeremy Tree Jeremy Tree Arthur Jeremy Tree, was a British Thoroughbred racehorse trainer.-Background:Born into a prominent London, England family, Tree was always known by his middle name, Jeremy. His father was Ronald Tree, an American-born British journalist, investor and Conservative Member of Parliament for the...	1:43.28
1987	Lauries Warrior	3	Michael Roberts Michael Roberts (jockey) Michael Roberts is a South African jockey currently residing in Suffolk, England, with his wife Verna and two daughters, Melanie and Carolyn. Roberts has had a successful career, winning many English and South African races multiple times. He was British flat racing Champion Jockey in 1992...	Ron Boss	1:41.00
1988	Waajib	5	Michael Roberts Michael Roberts (jockey) Michael Roberts is a South African jockey currently residing in Suffolk, England, with his wife Verna and two daughters, Melanie and Carolyn. Roberts has had a successful career, winning many English and South African races multiple times. He was British flat racing Champion Jockey in 1992...	Alec Stewart	1:42.38
1989	Shining Steel	3	Steve Cauthen Steve Cauthen Steve Cauthen is a retired American jockey.Cauthen, the son of a trainer and a farrier, grew up in Walton, Kentucky around horses, which made race-riding a logical career choice. He rode his first race on May 12, 1976 at Churchill Downs; he finished last, riding King of Swat...	Henry Cecil Henry Cecil Sir Henry Richard Amherst Cecil is a successful English horse racing trainer who has had many winners in the Epsom Derby, 1,000 Guineas and 2,000 Guineas, Epsom Oaks and the St. Leger Stakes....	1:42.99
1990	Eton Lad	3	Cash Asmussen Cash Asmussen Cash Asmussen is an American thoroughbred horse racing jockey. Born Brian Keith Asmussen, in 1977 he legally changed his name to "Cash". From a Texas horse racing family, his parents, Keith and Marilyn "Sis" Asmussen, operate a ranch in Laredo, Texas...	Neville Callaghan	1:43.37
1991	Sylva Honda	3	Alan Munro Alan Munro (jockey) Alan Munro is a top English flat racing jockey and considered one of the most successful English jockeys in the history of the sport.He has won many major races including the Epsom Derby and Irish Derby in 1991...	Clive Brittain Clive Brittain Clive Brittain is a British race-horse trainer. He began training as an apprentice in 1949, and on his own as a licensed trainer in the early 1970s. He currently trains at Carlburg Stables in Newmarket, Suffolk...	1:40.75
1992	Zaahi	3	Richard Hills	Harry Thomson Jones Harry Thomson Jones Harry Thomson Jones , often known as Tom Jones, was a British racehorse trainer whose career lasted from 1951 to 1996...	1:43.50
1993	Enharmonic	6	Frankie Dettori Frankie Dettori Lanfranco "Frankie" Dettori, MBE is an Italian horse racing jockey and celebrity. Dettori has been Champion Jockey on three occasions and has ridden the winners of more than 500 Group races.. He has had many successes in his role of stable jockey to Godolphin Racing...	Lord Huntingdon	1:44.04
1994	Bluegrass Prince	3	Brent Thomson	Richard Hannon Richard Hannon Richard Hannon is a British horse trainer based in East Everleigh Stables, Marlborough, Wiltshire.Hannon's family has a tradition of horse training—his father was also a horse trainer, his son Richard is currently the assistant trainer, and his son-in-law Richard Hughes is the stable jockey. ...	1:41.51
1995	Mr Martini	5	Michael Roberts Michael Roberts (jockey) Michael Roberts is a South African jockey currently residing in Suffolk, England, with his wife Verna and two daughters, Melanie and Carolyn. Roberts has had a successful career, winning many English and South African races multiple times. He was British flat racing Champion Jockey in 1992...	Clive Brittain Clive Brittain Clive Brittain is a British race-horse trainer. He began training as an apprentice in 1949, and on his own as a licensed trainer in the early 1970s. He currently trains at Carlburg Stables in Newmarket, Suffolk...	1:42.51
1996	Blomberg	4	David Harrison	James Fanshawe James Fanshawe James Fanshawe is a British racehorse trainer.He principally trains flat horses such as multiple Group 1 winner Soviet Song. However, he has twice won the Champion Hurdle in 1992 with Royal Gait James Fanshawe is a British racehorse trainer.He principally trains flat horses such as multiple Group...	1:43.59
1997	Polar Prince	4	Ray Cochrane Ray Cochrane Ray Cochrane is a retired horse racing jockey and current sports agent.He was the winning jockey in three of the five British Classic Races: the Oaks Stakes, 1,000 Guineas Stakes and Epsom Derby Stakes...	Michael Jarvis Michael Jarvis Michael Jarvis was a Thoroughbred horse trainer in England. Based in Newmarket, Jarvis trained numerous Group One winners including three winners of the British Haydock Sprint Cup. Jarvis's horses also won important races in Ireland, Germany and Italy. He kept approximately 80 horses in...	1:42.26
1998	Intikhab Intikhab Intikhab is an American racehorse. It was winner of two Group races on the flat for the trainer Saeed Bin Suroor.Intikhab won a total of 8 races between 1996 and 1999, 2 of which were Group races - notably the Queen Anne Stakes under the jockey Frankie Dettori on 16 June 1998.-External...	4	Frankie Dettori Frankie Dettori Lanfranco "Frankie" Dettori, MBE is an Italian horse racing jockey and celebrity. Dettori has been Champion Jockey on three occasions and has ridden the winners of more than 500 Group races.. He has had many successes in his role of stable jockey to Godolphin Racing...	Saeed bin Suroor Saeed bin Suroor Saeed bin Suroor , is a horse racing trainer. Formerly a policeman, he took out his training license in 1994 and the following year was appointed as the trainer for Sheikh Mohammed's Godolphin operation....	1:41.42
1999	Lear Spear	4	Richard Quinn	David Elsworth David Elsworth David Elsworth is a horse trainer living in the United Kingdom. He is perhaps best known for being the trainer of Desert Orchid, 1988 Grand National winner Rhyme 'n' Reason and 1990 Queen Mother Champion Chase winner Barnbrook Again - just three horses amongst a host of top-class performers over...	1:43.73
2000	Trans Island	5	Kieren Fallon Kieren Fallon Kieren Francis Fallon is a professional flat racing jockey and has been British Champion Jockey six times....	Ian Balding Ian Balding Ian Balding emigrated with his family to England in 1945. He is the son of the polo player and racehorse trainer Gerald Barnard Balding, Sr. and the younger brother of trainer Toby Balding. Kingsclere became his home at the age of 26 and it is here that earned his reputation as an internationally...	1:44.15
2001	Pulau Tioman	5	Philip Robinson Philip P. Robinson Philip Peter Robinson is an English flat racing jockey.The son of Peter Robinson, a jockey and trainer, he rode his first winner in 1978 at Great Yarmouth. He was British flat racing Champion Apprentice in 1979 and 1980. One of his most famous victories was his win on Pebbles, trained by Clive...	Michael Jarvis Michael Jarvis Michael Jarvis was a Thoroughbred horse trainer in England. Based in Newmarket, Jarvis trained numerous Group One winners including three winners of the British Haydock Sprint Cup. Jarvis's horses also won important races in Ireland, Germany and Italy. He kept approximately 80 horses in...	1:42.70
2002	Nayyir	4	Eddie Ahern Eddie Ahern Eddie Ahern is an Irish professional jockey.In 1997 he became champion apprentice in Ireland., Ahern has won 1084 races. In 2007 Ahern won the Hayes Golden Button Challenge. In December 2007 Ahern was banned from racing for 3 months for a whip offence...	Gerard Butler	1:45.78
2003	Gateman	6	Keith Dalgleish	Mark Johnston	1:41.37
2004	Passing Glance	5	Martin Dwyer Martin Dwyer Martin Dwyer is an English Derby winning flat racing jockey having won the 2006 Vodafone Derby upon Sir Percy. This was his second classic success after winning the Epsom Oaks aboard Casual Look in 2003...	Andrew Balding	1:42.40
2005	Hazyview	4	Darryll Holland Darryll Holland Darryll Paul Holland is a United Kingdom flat racing jockey who has ridden for trainers such as Luca Cumani, Geoff Wragg, and Mark Johnston....	Neville Callaghan	1:44.73
2006	Nayyir	8	Frankie Dettori Frankie Dettori Lanfranco "Frankie" Dettori, MBE is an Italian horse racing jockey and celebrity. Dettori has been Champion Jockey on three occasions and has ridden the winners of more than 500 Group races.. He has had many successes in his role of stable jockey to Godolphin Racing...	Gerard Butler	1:43.48
2007	Blythe Knight	7	Graham Gibbons	John Quinn	1:43.36
2008	Blythe Knight	8	Graham Gibbons	John Quinn	1:45.50
2009	Mac Love	8	Michael Fenton	Stef Liddiard	1:43.61
2010	Bushman	6	William Buick William Buick William Buick is a Norwegian born flat jockey who holds both British and Danish citizenship. He shared the champion apprentice jockey title in 2008 with David Probert and won the Lester Award for Apprentice Jockey of the Year in 2007 and 2008. He first group race victory was in the St. Simon...	David Simcock	1:43.03
2011	Fanunalter	5	Adam Kirby	Marco Botti	1:45.12