John Hayden
John Hayden may refer to:
- Jack Hayden (baseball), American baseball player
- Jack Hayden (politician), Canadian politician
- John Hayden (ice hockey), American ice hockey player
- John Hayden (Medal of Honor), American sailor and Medal of Honor recipient
- John Louis Hayden, American brigadier general
- John Hayden (NASCAR) in 2006 NASCAR Busch Series
- John Michael Hayden, American soccer player and coach
- John Patrick Hayden, Irish nationalist politician and MP
- John Hayden (bishop), British retired Anglican bishop
- Mike Hayden, American politician, Governor of Kansas
- John Hayden Jr., New Police Commissioner of the Metropolitan Police Department, City of St. Louis
- John Hayden (priest), Anglican priest