Carl Leslie Thomas (May 28, 1932 – March 7, 2013) was an American former Major League Baseballpitcher who played for one season. He pitched in four games for the Cleveland Indians during the 1960 season. A right-hander, he stood 6 feet 5 inches (1.96 m) tall and weighed 245 pounds (111 kg). He won a silver medal with the United States team at the 1955 Pan American Games.