- male, 40 years old
- Aidan P. O'Brien (born October 16, 1969 in County Wexford, Ireland), is an Irish horse racing trainer. He is the private trainer for John Magnier...
- male, 74 years old
- Monty Roberts (born 1935 in Salinas, California as "Marvin Earl Roberts") is a horse trainer who became world famous when his autobiography, "The...
- male, 42 years old
- Todd Pletcher (born June 26, 1967, Dallas, Texas) is a leading American thoroughbred horse trainer. He won three consecutive Eclipse Awards as...
- male
- Bob Baffert (born January 13, 1953) is an American horse owner and trainer. He is a 3-time Eclipse Award winner as outstanding trainer (1997-99);...
- male, deceased (1957)
- Robert Thomas "Tom" Smith (May 20, 1878 - January 23, 1957) was an American thoroughbred race horse trainer. Born in a log cabin in the backwoods...
- male, 74 years old
- Darrell Wayne Lukas (born September 2, 1935 in Antigo, Wisconsin) is an American Hall of Fame Thoroughbred race horse trainer. Lukas began training...
- male, 61 years old
- Nicholas Philip "Nick" Zito (born February 6, 1948 in New York City, New York) is an American Thoroughbred horse trainer. Zito began his career as...
- male, 82 years old
- James Bartholomew 'Bart' Cummings AM (born 14 November 1927) is one of the most successful Australian racehorse trainers, and is known as the...
- male, 44 years old
- Steven Mark Asmussen (born November 18, 1965, in Gettysburg, South Dakota) is an American Thoroughbred racehorse trainer. Born into a horse racing...
- female, 55 years old
- Gai Waterhouse (maiden name Gabriel Marie Smith, born September 2, 1954) is an Scottish-born, New Zealand-bred, Australian resident horse trainer...
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