Tommie Wayne Sisk (born April 12, 1942 in Ardmore, Oklahoma) is a former right-handed Major League Baseball pitcher who played from 1962 to 1970 for the Pittsburgh Pirates, San Diego Padres and Chicago White Sox. He improved during his first season (in which he was the seventh youngest player), however, posting a 4.08 ERA in five games, three of which he started. 1963 was perhaps his best year as a reliever. In 57 games, he posted a 2.92 ERA in 108 innings of work. He walked 45 batters, struck out 73 and had a 1–3 record. His 57 games in 1963 were the fourth most in the league.