Adrian "Addie" Joss, nicknamed "the Human Hairpin", was an American professional baseball pitcher. He pitched for the Cleveland Bronchos of Major League Baseball, later known as the Naps, between 1902 and 1910. Joss, who was 6 feet 3 inches (1.91 m) and weighed 185 pounds (84 kg), pitched the fourth perfect game in baseball history. His 1.89 career earned run average (ERA) is the second-lowest in MLB history, behind Ed Walsh, while his career WHIP of 0.968 is the lowest of all-time.