Matthew Alexander Ruebel (born October 16, 1969) is a former Major League Baseball pitcher who batted and threw left-handed.
He was drafted by the Pittsburgh Pirates in the 3rd round of the 1991 amateur draft, and pitched parts of three seasons in the majors for the Pirates and Tampa Bay Devil Rays.
Ruebel attended the University of Oklahoma.
In 1988, he played collegiate summer baseball with the Wareham Gatemen of the Cape Cod Baseball League, and returned to the league in 1989 to play for the Harwich Mariners.