Dallas Stewart is a constant fixture on the Kentucky, Louisiana and New York racing circuits and won the 2000 training title at Keeneland. Stewart has saddled two Kentucky Derby horses in his career with his best placing coming from Kimberlite Pipe's sixth place finish in 1999. He also trained 2006 Kentucky Oaks winner Lemon's Forever and 2001 Breeders' Cup Distaff (now known as the Ladies Classic) winner Unbridled Elaine.
He spent 12 years working for of Hall Of Fame trainer D. Wayne Lukas and was responsible for such champions as Lady's Secret, Kentucky Derby winner Thunder Gulch and Serena's Song. Other top stakes horses he has conditioned include Dollar Bill, Macho Again, Kimberlite Pipe and Nasty Storm.
In 2013, Stewart was represented in the Kentucky Derby by Golden Soul, who finished an impressive second behind Orb. Golden Sould then competed in the Belmont Stakes.