Mark Duane Wagner (born March 4, 1954) is a retired Major League Baseball infielder. He played with the Detroit Tigers, Texas Rangers, and Oakland Athletics between 1976 and 1984. Wagner was born in 1954 in Conneaut, Ohio. He attended Harbor High School in Ashtabula, Ohio. Over nine seasons in the major leagues, Wagner played in 414 games and had a .243 batting average, 205 hits, 81 runs scored, 71 RBIs, 61 walks, 20 doubles, 12 RBIs, nine triples and three home runs.