1991 Calgary Stampeders season

The 1991 Calgary Stampeders finished in second place in the West Division with an 11–7 record. The Stampeders won their first playoff game(s) since 1979 and also appeared in the Grey Cup game for the first time in 20 years but they lost to the Toronto Argonauts.

The Stampeders had been community owned throughout their history. The team became privately owned when Larry Ryckman purchased it on October 23.