Andrew Warren Katzenmoyer (born December 2, 1977) is a former American college and professional football player who was a linebacker in the National Football League (NFL) for two seasons. He played college football for Ohio State University, and became the first Butkus Award-winning middle linebacker to play for the Buckeyes. He was selected in the first round of the 1999 NFL Draft by the New England Patriots, where he played his injury-shortened professional career.