Peter K. Mangurian (born June 17, 1955) is an American football coach and former player.
Mangurian attended Louisiana State University from 1975 to 1978, where he played football as a defensive tackle.
Mangurian returned to the college ranks from 1998–2000 as Head Coach of Cornell University.
He later returned to the Ivy League as Head Coach of Columbia University in December 2011.
In 2019, Mangurian became the tight ends coach for the Tampa Bay Vipers of the XFL under Marc Trestman.