Julien R. Leparoux

 A native of France and the son of the late jockey-turned-trainer Robert Leparoux, Julien Leparoux has risen to prominence since beginning his riding career in 2005. He won the Eclipse Award as the outstanding apprentice rider of 2006, when he led the nation with 403 victories, and earned a second Eclipse in 2009 as the outstanding jockey.

After spending two years as an exercise rider for trainer Patrick Biancone, he made his debut as a jockey at Saratoga Race Course. He won six races on a single racing program at Churchill Downs in 2007 and won three Breeders' Cup races in 2009. In 2011, he was sixth among North American jockeys by purse earnings with $13,874,620 and he ranked seventh in purse earnings in 2012.

Leparoux earned his sixth career win at the Breeders' Cup World Championships in 2015 when he guided Tepin to victory in the 2015 Breeders' Cup Mile. Leparoux's other Breeders' Cup wins were: 2009 Breeders' Cup Dirt Mile, Furthest Land; 2009 Grey Goose Breeders' Cup Juvenile Fillies, She Be Wild; 2009 Sentient Jet Breeders' Cup Filly and Mare Sprint, Informed Decision; 2008 Emirates Airline Breeders' Cup Filly and Mare Turf, Forever Together; 2007 Breeders' Cup Juvenile Turf, Nownownow.

His best finish in a U.S. Triple Crown race was a runner-up finish in the 2008 Preakness Stakes on Macho Again. Leparoux has finished third in the Belmont Stakes on two occasions.