Francis Ralph "Butch" Stahan (October 29, 1916 – May 25, 1995) was a Canadian professional ice hockey defenceman.

He played three playoff games in the National Hockey League for the Montreal Canadiens during the 1944–45 season.

The rest of his career, which lasted from 1937 to 1957, was spent in the minor leagues.

He was born in Minnedosa, Manitoba.

This biographical article relating to a Canadian ice hockey defenceman born in the 1910s is a stub.