Carroll Hugh Shilling (1885–1950) was an American Thoroughbred horse racing Hall of Fame jockey. In his 1926 autobiography, "The Spell of the Turf," Hall of Fame trainer Sam Hildreth wrote that Shilling was the greatest rider he ever saw.A native of Texas, Carroll Shilling was frequently referred to as "Cal." He began riding at an early age on bush tracks in the Southwestern United States and embarked on a professional riding career in 1904.