Andrew Robert Knizner born February 3, 1995) is an American professional baseball catcher for the St. Louis Cardinals of Major League Baseball (MLB).
Knizner signed with St. Louis and made his professional debut with the Johnson City Cardinals and posted a .319 batting average with six home runs and 42 runs batted in (RBIs) in 53 games. He was named to the Appalachian League postseason All-Star team.