USS Barb

Three submarines of the United States Navy have been named USS Barb, named after the fish, may refer to:


 * USS Barb (SS-220), a Gato-class submarine in commission from 1942 to 1947, from 1951 to February 1954, and from August to December 1954
 * USS Barb (SSN-596), a Permit-class submarine in commission from 1963 to 1989
 * USS Barb (SSN-804), a planned Virginia-class submarine