Mike Regan

Mike or Michael Regan may refer to:


 * Mike Regan (baseball) (1887–1961), American Major League Baseball pitcher
 * Mike Regan (lacrosse) (born 1978), American retired lacrosse player
 * Mike Regan (politician) (born 1961), American politician in Pennsylvania
 * Michael Regan (British Army officer) (born 1942), British Army officer
 * Michael Regan (Australian politician) (born 1974), Australian politician
 * Michael S. Regan (born 1976), American government official