Michael Hallahan (born 14 March 1949) is a former Australian rules footballer with the Fitzroy Football Club in the Victorian Football League.
Hallahan commenced his footballing career with Wangaratta Rovers Football Club. For Fitzroy he played 3 games in 1967.
Hallahan's father, Jim Hallahan, Jr., also played with Fitzroy in the 1940s.
Hallahan is married to Judith Hallahan, had two children and two grandchildren.