George Michael Hankwitz is an American football coach and former player. He was the defensive coordinator at Northwestern University, a position he has held since 2008. Hankwitz has twice served as an interim head football coach, for seven games in 2003 at the University of Arizona and for one game in 2005, the Champs Sports Bowl, with the University of Colorado–Boulder, compiling a career head coaching record of 1–7.