HMS Acasta

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Three ships of the Royal Navy have borne the name HMS Acasta, whilst another two were planned:

• {{HMS|Acasta|1797}} was a 40-gun fifth rate frigate launched in 1797 and broken up in 1821.
• HMS Acasta was to have been a wooden screw frigate. She was laid down in 1861 but was cancelled in 1863.
• {{HMS|Acasta|1912}} was an {{sclass|Acasta|destroyer}} launched in 1912 and sold for scrap in 1921.
• {{HMS|Acasta|H09}} was an A-class destroyer launched in 1929. She was sunk in 1940 by the German battleships {{ship|German battleship|Scharnhorst||2}} and {{ship|German battleship|Gneisenau||2}}.
• HMS Acasta (P452) was to have been an {{sclass|Amphion|submarine}}, but was cancelled in 1945.