This list includes racehorses that exist in the historical record.
For competition horses, such as show jumpers and dressage horses, see List of historical horses § Competition horses.
Unbridled was a champion American Thoroughbred racehorse who won the 1990 Kentucky Derby and Breeders' Cup Classic.
Sunday Silence was an American-bred Thoroughbred racehorse and sire. In 1989, he won the Kentucky Derby and the Preakness Stakes but failed to complete the Triple Crown when he was defeated in the Belmont Stakes. Nevertheless, he won the Breeders' Cup Classic and was voted American Champion Three-Year-Old Colt and American Horse of the Year that same year. Sunday Silence's racing career was marked by his rivalry with Easy Goer, whom he had a three to one edge over in their head-to-head races. Easy Goer, the 1988 American Champion Two-Year-Old Colt finished second to Sunday Silence in the Kentucky Derby the Preakness, and the Breeders' Cup Classic. However, Easy Goer prevailed by eight lengths in the Belmont denying Sunday Silence the Triple Crown. Both horses were later voted into the American Hall of Fame.
Silver Charm is a champion American Thoroughbred racehorse who won the 1997 Kentucky Derby and Preakness Stakes and 1998 Dubai World Cup. He stood at stud in the United States and Japan, and is now retired at Old Friends Farm in Kentucky.
Bernardini was a champion American Thoroughbred racehorse who won the 2006 Preakness Stakes and Travers Stakes.
A.P. Indy was an American Thoroughbred racehorse who won the Belmont Stakes and Breeders' Cup Classic on his way to American Horse of the Year honors in 1992. His time in the Belmont Stakes tied Easy Goer for the second-fastest running in the history of the race, behind his damsire Secretariat.
Deputy Minister was a Canadian-bred Thoroughbred horse racing Champion. At age two, he won eight out of his nine starts and was voted both the Sovereign and Eclipse Awards for Champion 2-Year-Old in Canada and the United States respectively. He also received Canada's Sovereign Award for Horse of the Year. Although his three-year-old campaign was restricted by injury, Deputy Minister rebounded at age four with several major wins.
Winning Colors was an American Hall of Fame Champion Thoroughbred racehorse and one of only three fillies to ever win the Kentucky Derby. Though she was registered as roan, she was, in fact, a gray with a white blaze on her face.
Stage Door Johnny was an American Thoroughbred racehorse best known for his win in the third leg of the 1968 U.S. Triple Crown series, the Belmont Stakes.
Smart Strike was a Canadian Thoroughbred racehorse. The son of the Champion sire, Mr. Prospector, and out of the Canadian Horse Racing Hall of Fame mare Classy 'n Smart, Smart Strike is a half-brother to 1991 Canadian Triple Crown champion Dance Smartly.
Rags to Riches is a retired champion American Thoroughbred racehorse who won the 2007 Belmont Stakes, the first filly to win it in over a century.
Tabasco Cat was an American Thoroughbred racehorse. He was best known for his performances in 1994 when he won the Preakness Stakes and the Belmont Stakes, the second and third legs of the Triple Crown Series.
Silverbulletday is an American Thoroughbred champion racehorse. Bred in Kentucky, she was sired by Silver Deputy and out of the GII winning mare Rokeby Rose. Her damsire was Tom Rolfe, the 1965 Preakness Stakes winner and that year's U.S. Champion 3-Yr-Old Colt. Her grandsire was Deputy Minister, the 1981 Canadian Horse of the Year.
Raise a Native was an undefeated Thoroughbred racehorse that was named 1963 champion two-year-old colt in the Turf and Sport Digest poll and was the highest rated juvenile in the Experimental Free Handicap. He sired 74 stakes winners, including Majestic Prince and Alydar. In its 1988 obituary for the horse, The New York Times called him "the most influential sire of American Thoroughbred stallions over the last 20 years".
Forty Niner was an American champion thoroughbred racehorse and influential stallion.
Peter Pan (1904–1933) was an American Thoroughbred racehorse and sire, bred and raced by prominent horseman, James R. Keene. As winner of the Belmont Stakes, the Brooklyn Derby and the Brighton Handicap, he was later inducted into the National Museum of Racing and Hall of Fame. His progeny included many famous American racehorses, including several winners of the Kentucky Derby and the Preakness Stakes.
Summer Squall was an American thoroughbred racehorse and sire, best known for his win in the 1990 Preakness Stakes, and his rivalry with Unbridled, whom he defeated in four of their six meetings. He later became a successful breeding stallion siring the Kentucky Derby winner Charismatic.
Empire Maker was an American Thoroughbred racehorse who won the 2003 Belmont Stakes and is the grandsire of the 2015 Triple Crown winner American Pharoah.
Timber Country was an American Thoroughbred racehorse who was the first horse to ever win the Breeders' Cup Juvenile and American Triple Crown Classic Race when he won the 1995 Preakness Stakes.
Broad Brush was an American thoroughbred racehorse foaled in Maryland. He was by the Hall of Fame stallion Ack Ack out of the Hoist The Flag mare Hay Patcher.
Double Jay (1944–1972) was an American Thoroughbred racehorse. Bred by John W. Stanley in Lexington, Kentucky, he was purchased as a yearling for $19,000 by Wilmington, Delaware businessmen James V. Tigani and James Boines who raced them under their newly formed partnership, Ridgewood Stable.