Michael Dennehy (born June 13, 1950) is a former American football player and coach.
As a safety on the Grizzlies' football team from 1971 to 1972, Dennehy earned first-team all-Big Sky Conference honors in 1972.
He is tied for second in single-season Big Sky history with 10 interceptions in 1972, while leading the league that year, as well.
[2] In 2005 Dennehy was fired as head coach of Utah State after compiling a record of 19–37.
Dennehy became athletics director at Jefferson High School in Boulder, Montana in 2006.