1991 Montana Grizzlies football team

1991 Big Sky football standings
	Conf					Overall
Team	W		L		T	W		L		T
#1 Nevada $^	8	–	0	–	0	12	–	1	–	0
#15 Weber State ^	6	–	2	–	0	8	–	4	–	0
Montana	6	–	2	–	0	7	–	4	–	0
Eastern Washington	4	–	4	–	0	5	–	6	–	0
Idaho	4	–	4	–	0	6	–	5	–	0
Boise State	4	–	4	–	0	7	–	4	–	0
Idaho State	2	–	6	–	0	3	–	7	–	0
Northern Arizona	1	–	7	–	0	3	–	8	–	0
Montana State	1	–	7	–	0	2	–	9	–	0

$ – Conference champion ^ – Division I-AA playoff participant Nevada earned automatic berth and Weber State earned at-large berth in I-AA playoffs.

The 1991 Montana Grizzlies football team represented the University of Montana in the 1991 NCAA Division I-AA football season. The Grizzlies were led by sixth-year head coach Don Read and played their home games on campus in Missoula at Washington–Grizzly Stadium.

Humboldt State W 38-6

at Louisiana Tech L 21-11

at McNeese State L 31-3

Idaho State W 24-13

at Eastern Wash. L 20-17

Boise State W 21-7

Weber State W 47-38

at Northern Arizona W 34-27

at Montana State W 16-9

Nevada (2 OT) L 35-28

at Idaho (OT) W 35-34