Jon Erich Rauch (born September 27, 1978, in Louisville, Kentucky) is a right-handed pitcher in Major League Baseball with the Minnesota Twins and is an Olympic Gold Medalist. At 6' 11" (2.11 m), he is the tallest player in the history of the major leagues.

Rauch attended and graduated from Oldham County High School. He grew up in Wesport, Kentucky.

Rauch played baseball in college at Morehead State University, where he double majored in physics and business. He was also a member of the social fraternity Sigma Phi Epsilon.