HMS Cockatrice was a six-gun schooner, the name ship of her class, built for the Royal Navy during the 1830s.

The ship's tonnage was 181 78/94 tons burthen.

[1] The Cockatrice class was armed with two 6-pounder cannon and four 12-pounder carronades.

The ships had a crew of 33–42 officers and ratings.

[2] Cockatrice, the second ship of her name to serve in the Royal Navy,[3] was ordered on 11 September 1828, laid down in July 1831 at Pembroke Dockyard, Wales, and launched on 14 May 1832.