Two ships in the United States Navy have been named USS Varuna for Varuna, the Vedic god of oceans and rivers and keeper of the souls of the drowned.
- The first USS Varuna (1861) was a screw gunboat launched in 1861 and sunk by enemy action in April 1862.
- The second USS Varuna (AGP-5) was a motorboat tender, commissioned in 1943 and decommissioned in 1946.