Peter K. Mangurian (born June 17, 1955) is an American football coach and former player. He is currently the head football coach at Columbia University, a position he has held since December 2011. Mangurian has previously served as an assistant coach in the National Football League (NFL), including a stint as offensive coordinator of the Atlanta Falcons in 2003. He also was the head football coach at Cornell University from 1998 to 2000, compiling a record of 16–14.