Ralph Parr, American colonel and pilot (born 1924)

Colonel Ralph Sherman Parr, Jr. was an American double-flying ace of the Korean War. He was credited with a total of ten downed enemy aircraft. He also flew in World War II and the Vietnam War, and is the only person to have been awarded both the United States Army Distinguished Service Cross and the corresponding decoration used by the United States Air Force once it became an independent branch of service, the Air Force Cross.