• Born date: 1900-05-12
  • Born in: Ohio
  • Death date: 1976-07-20
  • Death in: California
Joseph Rochefort

Joseph John Rochefort (May 12, 1900 in Dayton, Ohio – July 20, 1976 in Torrance, California ) was an American Naval officer and cryptanalyst. His contributions and those of his team were pivotal to victory in the Pacific War.Rochefort was a major figure in the United States Navy's cryptographic and intelligence operations from 1925 to 1946, particularly in the Battle of Midway.

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