John Milligan
John Milligan is the name of:
- John J. Milligan, American lawyer, judge and political figure
- John Colborne Milligan, Ontario lawyer, judge and political figure
- Jocko Milligan, born John Milligan, Major League Baseball player
- John Milligan (baseball), Major League Baseball player
- John F. Milligan, CEO of Gilead Sciences
- John Milligan-Whyte, American businessman, lawyer and philosopher