Racehorses trained in the United States

Thoroughbred racehorse; winner of U.S. Triple Crown of Thoroughbred Racing in 1973

American Thoroughbred racehorse

Seabiscuit (May 23, 1933 – May 17, 1947) was a champion thoroughbred racehorse in the United States who became the top money-winning racehorse up to the 1940s. He beat the 1937 Triple Crown winner, War Admiral, by four lengths in a two-horse special at Pimlico and was voted American Horse of the Year for 1938.

racehorse: won the Triple Crown in the U.S.

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Canadian-bred Thoroughbred racehorse

Thoroughbred racehorse

American Thoroughbred racehorse

Arrogate (April 11, 2013June 2, 2020) was a Thoroughbred racehorse. He was notable as the all-time leading North American-based runner by earnings.

Thoroughbred race horse; winner of U.S. Triple Crown of Thoroughbred Racing in 1937

Zenyatta (foaled April 1, 2004) is a champion American Thoroughbred racehorse who won the Breeders' Cup Classic and Breeders' Cup Distaff and 19 of her 20 starts. She was the 2010 American Horse of the Year, and Champion Older Female in 2008, 2009, and 2010. She was inducted into the National Museum of Racing and Hall of Fame in 2016.

American thoroughbred racehorse

Curlin (foaled March 25, 2004, in Kentucky) is an American Thoroughbred racehorse who was the American Horse of the Year in both 2007 and 2008. He retired in 2008 as the highest North American money earner with over US$10.5 million accumulated. His major racing wins included the 2007 Preakness Stakes, 2007 Breeders' Cup Classic, and 2008 Dubai World Cup. In August 2008, Timeform assigned a 134 rating for Curlin, calling him the best horse in the world on dirt. Curlin was elected to the National Museum of Racing's Hall of Fame in 2014, his first year of eligibility.

Thoroughbred race horse; winner of US Triple Crown of Thoroughbred Racing in 1977

American Thoroughbred Hall of Fame racehorse

American Thoroughbred racehorse

Affirmed (February 21, 1975 – January 12, 2001) was a champion American Thoroughbred racehorse who is the eleventh winner of the American Triple Crown. Affirmed was well known for his famous rivalry with Alydar, whom he met ten times, including Alydar coming second in each of the three 1978 Triple Crown races. After Affirmed won the Triple Crown, there was a 37-year wait until American Pharoah swept the series in 2015.

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Argentine Thoroughbred racehorse

American Thoroughbred racehorse

American Thoroughbred racehorse

United States Thoroughbred race horse

American-bred Thoroughbred racehorse

American thoroughbred race horse

Thoroughbred race horse; winner of U.S. Triple Crown of Thoroughbred Racing in 1919

Thoroughbred race horse; winner of US Triple Crown of Thoroughbred Racing in 1948

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Thoroughbred racehorse

Alydar (March 23, 1975 – November 15, 1990) was an American Thoroughbred race horse and sire. A chestnut colt, he was most famous for finishing a close second to Affirmed in all three races of the 1978 Triple Crown. With each successive race, Alydar narrowed Affirmed's margin of victory; Affirmed won by 1.5 lengths in the Kentucky Derby, by a neck in the Preakness and by a head in the Belmont Stakes. Alydar has been described as the best horse in the history of Thoroughbred racing never to have won a championship. Alydar's fame continued when he got older. He died under suspicious circum

Tiznow (foaled March 12, 1997 in California) is an American Thoroughbred racehorse best known for his wins in the Breeders' Cup Classic in 2000 and 2001, becoming the only horse to win this race twice. He was the 2000 American Horse of the Year and was inducted into the National Museum of Racing and Hall of Fame in 2009.

American-bred Thoroughbred racehorse

American-bred Thoroughbred racehorse

American Thoroughbred racehorse

Thoroughbred race horse; winner of U.S. Triple Crown of Thoroughbred Racing in 1946

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American-bred Thoroughbred racehorse

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Alysheba (March 3, 1984 – March 27, 2009) was an American Thoroughbred racehorse that won two legs of the Triple Crown in 1987. A successful sire, he produced 11 stakes winners.

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American Thoroughbred racehorse

Buckpasser (1963– March 6, 1978) was a champion American Thoroughbred racehorse who was the 1966 Horse of the Year. His other achievements include 1965 Champion Two-Year-Old, 1966 Champion Three-Year-Old, 1966 Champion Handicap Horse, and 1967 Champion Handicap Horse. He was also the leading broodmare sire in 1983, 1984, and 1989.