title: John Hanna
text: # John Hanna
  
  John Hanna may refer to:
  
  * John Hanna (ice hockey) (1935–2005), Montreal Canadiens hockey player
  * John Clark Hanna, founder of the original ELF
  * John A. Hanna (1762–1805), United States Representative from Pennsylvania
  * John Hanna (Indiana politician) (1827–1882), United States Representative from Indiana
  * John Hanna (baseball) (1863–1930), 19th century major league baseball catcher
  * John G. Hanna (1889–1948), sailboat designer
  * John William Hanna (1889–1962), Canadian merchant and politician
  * John Hanna (prison officer) (c. 1947–1992), Northern Irish prison officer convicted of helping the IRA murder a colleague
  * John Hanna (rower), British rower
  * Jack Hanna (born 1947), American zookeeper
  