Roger Leroy Mason (born September 18, 1957) is an American former professional baseball player who pitched in the Major Leagues primarily in relief from 1984 to 1987, 1989, and 1991–1994.

He pitched collegiately at Saginaw Valley State University.

In November 2008, Mason was hired as the pitching coach for the Traverse City Beach Bums of the independent Frontier League.

In his initial season as coach, the Beach Bums posted the third lowest earned run average in the league.

This biographical article relating to an American baseball pitcher born in the 1950s is a stub.