John James Mooney better known as J. D. Mooney (died 1966) was an American jockey and trainer who won the 1924 Kentucky Derby on Black Gold and the 1929 King's Plate on Shorelint. Mooney's riding career lasted for 10 years. His record included 261 victories, 258 seconds, and 280 thirds. He was in the money 30 percent of the time. Mooney is a member of the Louisiana Sports Hall of Fame and the Fair Grounds Racing Hall of Fame. After his career as a jockey, Mooney became a trainer. He trained 1962 Canadian Horse of the Year Crafty Lace.