Mark Clay Brandenburg (born July 14, 1970) is an American former middle-relief pitcher in Major League Baseball who played from 1995 through 1997 for the Texas Rangers (1995–96) and Boston Red Sox (1996–97).

In a three-season career, Brandenburg posted a 5–8 record with a 4.49 earned run average, 121 strikeouts, 56 walks, 144 ⅓ innings, and no saves, in 97 games pitched.

In July 2008, Brandenburg was inducted into the Texas Tech Athletics Hall of Fame.

[1] His daughter, Ryan Kate, appeared on Season 3 of MasterChef Junior.

This biographical article relating to an American baseball pitcher born in the 1970s is a stub.