Charles Walter Machemehl (born April 20, 1946) is an American former Major League Baseball pitcher. Currently a rancher and businessman in Central Texas, the graduate of Texas Christian University was drafted by the Cleveland Indians in 1968, and played for them during the 1971 season. A right-hander, Machemehl stood 6 feet 4 inches (1.93 m) tall and weighed 200 pounds (91 kg) as an active player.