Ralph Earl "Rocky" Hager III (born August 29, 1951) is American football coach and former player. Rocky is currently retired from coaching as of the 2021 football season. His final stop on his storied career was an assistant coach at The College of New Jersey (TCNJ). He served as the head football coach at North Dakota State University from 1987 to 1996 and at Northeastern University from 2004 until 2009, after which the school dropped their football program. He was also the interim head football coach at TCNJ for the 2016 season. Hager won two NCAA Division II Football Championships at North Dakota State, in 1988 and 1990.