Mark Landon Johnson (born September 12, 1975) is a former professional baseball player, a catcher who played with several major league teams, but primarily with the Chicago White Sox. In 2011, he retired as a player and became a minor league manager. He is currently the catching coordinator for the Chicago Cubs. He previously managed the Cubs Double-A affiliate Tennessee Smokies. 1996 saw a slight improvement, at least while in Single-A. He hit .257 in 67 games there, but in Single-A Advanced ball that year, he hit only .241.