Pryor Mynatt "Humpy" McElveen was an American professional baseball player and coach. McElveen played third base for the Brooklyn Dodgers from 1909 to 1911. He attended Carson–Newman College. A native of Johnson City, Tennessee, he was team captain of the 1908 Southern Association champion Nashville Vols, and was a personal friend of sportswriter Fred Russell. He coached at his alma mater Carson–Newman.