Doncaster was an English Thoroughbred racehorse and sire. He was the winner of the 1873 Epsom Derby and the sire of the great stallion Bend Or. Through Bend Or he is the direct male-line ancestor of most modern thoroughbreds.
Bayardo (1906–1917) was a British bred Thoroughbred racehorse with an impressive record, both on the racecourse and at stud, where he was a leading sire.
Ballymoss (1954–1979) was an Irish Thoroughbred racehorse. In a racing career that lasted from 1956 until November 1958, he ran seventeen times and won eight races. In 1957, he became the first horse trained in Ireland to win the St Leger Stakes. The following season, he was Europe's leading middle-distance horse, winning the King George VI & Queen Elizabeth Stakes and the Prix de l'Arc de Triomphe.
Sir Peter Teazle was a good British bred Thoroughbred racehorse, a Leading sire in Great Britain & Ireland nine times, and carried on the sire line of Herod.
Swynford was a British Thoroughbred racehorse. Bred at the 16th Lord Derby's stud in Lincolnshire, England he was sired by John O'Gaunt, a son of Isinglass, winner of the British Triple Crown in 1893. His dam was Lord Derby's foundation mare and 1896 Epsom Oaks winner Canterbury Pilgrim who also produced Chaucer, the 1927 and 1933 Leading broodmare sire in Great Britain & Ireland.
Hambletonian, was one of the best Thoroughbred racehorses of the late 18th century, having won all of his race starts, except one, and was later a good sire. His victories included two Doncaster Cups in the late 1790s and the St. Leger Stakes at Doncaster in 1795.
Kettledrum (1858–1885) was a British Thoroughbred racehorse and sire. In a career that lasted from August 1860 to September 1861 he ran eight times and won four races. As a three-year-old in 1861, he won The Derby and the Doncaster Cup and finished second in the 2000 Guineas and the St Leger. At the end of the season he was retired to stud where he had limited success, and was later exported to Austria-Hungary.
Macaroni (1860–1887) was a British Thoroughbred racehorse and sire. In a career that lasted from October 1862 to September 1863 he ran eight times and won seven races. In 1863 he won all seven of his races including the 2000 Guineas at Newmarket, The Derby and the Doncaster Cup.
Formosa (1865–1881) was a British Thoroughbred racehorse that was the first winner of the English Fillies Triple Crown in addition to running a dead heat with the colt Moslem for the 2,000 Guineas Stakes. Formosa was bred by James Cookson and was foaled in 1865 at his Neasham Hall stud farm. Formosa was sold to William Graham in 1866 and raced her entire three-year racing career under his ownership. After her racing career ended in 1871, she became a broodmare for Graham until his death in 1876. Formosa was exported to France in 1879 and died there in February 1881. While she did not produce offspring that excelled at racing, her daughters that were exported to Germany and New Zealand did produce descendants that were successful racers.
Black Jester (1911–1928) was a British Thoroughbred racehorse and sire, best known for winning the Classic St Leger Stakes in 1914. The colt won nine times from twenty-three races in a track career which lasted from 1913 until October 1915. Black Jester was one of the leading two-year-olds of 1913 when he won both Molecomb Stakes and the Richmond Stakes at Goodwood. As a three-year-old he finished third in the 2000 Guineas and was unplaced in The Derby before winning the Sussex Stakes at Goodwood and the St Leger at Doncaster in September. In 1915 he won the City and Suburban Handicap and the June Stakes, a wartime substitute for the Coronation Cup. He became increasingly difficult to train and at the end of the season he was retired to stud where he became a successful sire of broodmares.
Petrarch was a British Thoroughbred racehorse and sire who won two British Classic Races in 1876. In a career that lasted from October 1875 to October 1878 he ran sixteen times and won eight races. In 1875, Petrarch won the Middle Park Stakes on his only appearance of the season. As a three-year-old in 1876 he won two of the three races which comprise the Triple Crown, taking the 2000 Guineas at Newmarket and the St Leger at Doncaster. He finished unplaced when favourite for The Derby. As a four-year-old he won three races including the two and a half mile Ascot Gold Cup which at that time was regarded as the most important weight-for-age race in the world. Petrarch was regarded by contemporary experts as a brilliant, but inconsistent performer. After winning once as a five-year-old in 1878 he was retired to stud where he became a successful sire of winners.
Manuella was a British Thoroughbred racehorse and broodmare who won the classic Oaks Stakes at Epsom Downs Racecourse in 1812. Unraced as a two-year-old, the Northern-trained filly was fancied to win The Derby on her racecourse debut but finished unplaced. She won the Oaks a day later, but was beaten when favourite for the St Leger Stakes. She won two more races and changed hands more than once before being retired from racing at the end of the 1814 season. She was a successful and influential broodmare, whose direct descendants have won many important races.
Blacklock was a British Thoroughbred racehorse who won seventeen of his twenty-three races. As a two-year-old in 1816 he was undefeated in three starts. In his first race as a three-year-old he finished second in the St. Leger, a neck behind Ebor. He then won four races in two weeks, including the Gascoigne Stakes and Dundas Stakes. In 1818 he recorded several wins including two of the Great Subscription Purses at York. He won a third Great Subscription Purse in 1819, along with the York Gold Cup. After retiring from racing, Blacklock became a successful stallion and was champion sire of Great Britain in 1829, the year his son Voltaire won the Doncaster Cup. He was owned by Thomas Kirby as a two-year-old, before being purchased by Richard Watt, who owned him for the remainder of his racing career. Blacklock was trained by Tommy Sykes.
Voltaire was a British Thoroughbred racehorse. He won five of his six races, including the Doncaster Gold Cup in 1828. After retiring from racing he became a successful stallion, siring St. Leger winner Charles the Twelfth and Voltigeur, who won both The Derby and the St. Leger. He was bred and owned by Robert Stephenson, before being sold to William Vane, Marquess of Cleveland, whom he raced for as a three-year-old.
Lord Clifden was a British Thoroughbred racehorse. He was undefeated as a two-year-old, including wins in the Woodcote Stakes and Champagne Stakes. As a three-year-old he was just beaten by a short-head in the Derby, before winning the St. Leger later in the season, despite being 100 yards behind the rest of the field at one point in the race. After an unsuccessful four-year-old campaign he was retired to stud and became champion sire of Great Britain and Ireland in 1876. He sired the St. Leger winners Hawthornden and Wenlock, the dual-Classic winners Petrarch and Jannette, as well as the champion sire Hampton. Lord Clifden was purchased by Carnegie Robert John Jervis, 3rd Viscount St Vincent, after his first race and was sold to Thomas Gee as a stallion. As the two and three-year-old he was trained by Edwin Parr, with William Bevill training him for his four-year-old season.
Walton was a British Thoroughbred racehorse. He raced until he was eight years old, winning sixteen of his twenty five races. His first race was in 1802, with his first big win, the Third Class of the Oatlands Stakes, coming in 1803. He went on to win eight King's Plates and recorded wins over several leading racehorses of the time. He was owned by Sir Hedworth Williamson throughout his racing career. Walton later became a successful stallion and was champion sire of Great Britain twice. He sired the Derby winner Phantom, 2000 Guineas winner Nectar and St. Leger winner St Patrick.
Brownhylda was a British Thoroughbred racehorse and broodmare. She showed considerable promise as a two-year-old when she won three times and finished twice on two occasions. In the following year he won the Epsom Oaks and the Park Hill Stakes as well as finishing second in the Yorkshire Oaks. Her form declined thereafter and she failed to win again before being retired at the end of the following year. She produced only four known foals, but these did include the St Leger winner Firdaussi.
Aida was a British Thoroughbred racehorse and broodmare. As a juvenile she finished second on her debut and then defeated the future Epsom Derby winner Volodyovski in the Imperial Produce Stakes. She won the 1000 Guineas on her first appearance of 1901 and then finished a close third in a very strong edition of the Newmarket Stakes. She finished unplaced in the Eclipse Stakes and the St Leger and was retired from racing at the end of the year. As a broodmare she had an enduring influence on the breed through her daughter Herself.
Airs and Graces was a British Thoroughbred racehorse and broodmare. As a two-year-old she raced in the colours of the 6th Duke of Portland and showed modest ability, winning one minor race. After being bought by the Australian sportsman W T Jones she showed much improved form at three in 1898, winning the Epsom Oaks and being placed in both the 1000 Guineas and the Coronation Stakes. She failed to win a race in 1900 but ran well to finish second in the Cambridgeshire Handicap. She was exported to France to become a broodmare and produced two top-class winners.
Warlock was a Thoroughbred racehorse that won the 1856 St Leger Stakes.
