John Blake

John Patrick Blake (born March 6, 1961) is an American football coach and former player. He served as the head football coach at the University of Oklahoma from 1996 to 1998. Blake was also the defensive line coach of the Buffalo Bills. Prior to that he held the same position at the University of North Carolina at Chapel Hill, from 2007 until 2010, when he left in the midst of a scandal over undisclosed loans and misleading NCAA investigators.