USS Haddo (SSN-604), a Permit-class submarine, was the second ship of the United States Navy to be named for the haddo, a pink salmon fish prevalent on the Pacific coast of the United States and Canada. The contract to build her was awarded to New York Shipbuilding Corporation in Camden, New Jersey on 3 March 1959 and her keel was laid down on 9 September 1960. She was launched on 18 August 1962 sponsored by Mrs. Henry M. Jackson, and commissioned on 16 December 1964, with Commander John G. Williams, Jr. in command.