Royal Delta (foaled February 2, 2008 in Kentucky) is an American Thoroughbred racehorse. The daughter of Empire Maker is best known for winning back-to-back editions of the Breeders' Cup Ladies Classic, and back-to-back divisional titles (American Champion Three-Year-Old Filly, 2011, and American Champion Older Female Horse, 2012. She has won the Grade I Alabama Stakes, Black-Eyed Susan Stakes, Beldame Stakes, and Delaware Handicap in addition to her Breeders' Cup triumphs.