Mike Regan
Mike or Michael Regan may refer to:
- Mike Regan (baseball), American Major League Baseball pitcher
- Mike Regan (lacrosse), American retired lacrosse player
- Mike Regan (politician), American politician in Pennsylvania
- Michael Regan (British [Army officer)], British Army officer
- Michael Regan (Australian politician), Australian politician
- Michael S. Regan, American government official