John Eckhardt Jr, (August 27, 1911 – January 5, 1991), professionally billed as Johnny Eck, was an American freak show performer in sideshows and a film actor. Born with sacral agenesis, Eck is best known today for his role in Tod Browning's 1932 cult classic film Freaks and his appearances as a bird creature in several Tarzan films. He was often billed as "The Amazing Half-Boy", "King of the Freaks" and "The Most Remarkable Man Alive".