Michael Harvey Tonkin (born November 19, 1989) is an American professional baseball pitcher for the Minnesota Twins organization of Major League Baseball.
Tonkin attended Palmdale High School in Palmdale, California. The Twins selected Tonkin in the 30th round of the 2008 Major League Baseball Draft.
The Twins promoted Tonkin to the major leagues, and he made his major league debut on July 11, 2013. He was assigned to the Rochester Red Wings to start the 2014 season.
Tonkin's brother-in-law is Jason Kubel.