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USS Columbia (SSN-771) is the 21st flight III, or Improved (688i) Los Angeles-class attack submarine of the United States Navy. Commissioned in 1995, the submarine is assigned to Submarine Squadron 7 and homeported in Joint Base Pearl Harbor-Hickam.Columbia is the eighth U.S. warship to bear the name, though the first to be named for three cities: Columbia, Illinois, Columbia, Missouri and Columbia, South Carolina.
The contract to build Columbia was awarded to the Electric Boat Division of General Dynamics Corporation in Groton, Connecticut, on 14 December 1988 and her keel was laid down on 21 April 1993. She was the 33rd Los Angeles-class boat built by Electric Boat, and was launched on 24 September 1994 with the slide down a 1,300-foot wooden ramp, the last American submarine to do so, giving her the title of "The Last Slider". Columbia was sponsored by Hillary Clinton, and commissioned on 9 October 1995.

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