VA-55 was an Attack Squadron of the U.S. Navy. It was established as Torpedo Squadron VT-5 on 15 February 1943, redesignated VA-6A on 15 November 1946, and finally designated VA-55 on 16 August 1948. The squadron was disestablished on 12 December 1975. It was the first squadron to be designated VA-55, the second VA-55 was established on 7 October 1983 and disestablished on 1 January 1991.