|1991 NCAA Division II football season|
|Regular season||August – November 1991|
|Playoffs||November 23 – December 14, 1991|
|National Championship||Braly Municipal Stadium|
|Harlon Hill Trophy||Ronnie West, Pittsburg State|
The 1991 NCAA Division II football season, part of college football in the United States organized by the National Collegiate Athletic Association at the Division II level, began in August 1991, and concluded with the NCAA Division II Football Championship on December 14, 1991, at Braly Municipal Stadium in Florence, Alabama, hosted by the University of North Alabama. The Pittsburg State Gorillas defeated the Jacksonville State Gamecocks, 23–6, to win their first Division II national title.
The Harlon Hill Trophy was awarded to Ronnie West, wide receiver from Pittsburg State.
|School||1990 Conference||1991 Conference|
|Southeast Missouri State||MIAA (D-II)||Ohio Valley (I-AA)|
|Troy State||Gulf South||Independent|
|West Texas State||Lone Star||Dropped program|
Central Intercollegiate Athletic Association – Winston-Salem State
|1991 NCAA Division II Football Championship|
The 1991 NCAA Division II Football Championship playoffs were the 19th single-elimination tournament to determine the national champion of men's NCAA Division II college football. The championship game was held at Braly Municipal Stadium in Florence, Alabama, for the sixth time.
Braly Municipal Stadium
|East Texas State||28|
|East Texas State||36|
|Grand Valley State||15|
|North Dakota State||7|