title: John Caulfield
text: # John Caulfield
  
  John Caulfield may refer to:
  
  * H. John Caulfield (1936–2012), American physicist
  * John Caulfield (Australian footballer) (1944–2006), Australian rules footballer
  * John Caulfield (diplomat), American diplomat
  * John Caulfield (colonist of Victoria) (1808–1879), included in The Explorers and Early Colonists of Victoria
  * John Caulfield (Irish footballer) (born 1964), former Irish footballer and current manager
  * Jack Caulfield (1929–2012), American security operative and law enforcement officer in the Nixon administration
  