|Ted Urness (left) with Wayne Shaw|
The Roughriders announced Urness's death in a Twitter post on Sunday. A cause of death was not given.
Urness played for the Roughriders from 1961 to 1970, earning all-star honours in six consecutive seasons (1965-70).
The Regina native was the runner-up for the CFL's Most Outstanding Lineman Award in 1986 and was inducted into the Canadian Football Hall of Fame in 1989.