HMS Hecate was a 4-gun Hydra-class paddle sloop launched on 30 March 1839 from the Chatham Dockyard.

[2] On 1 January 1856, Hecate sank the American brigantine Chatsworth, which was engaged in the slave trade.

The Hecate Strait, between the British Columbia mainland and the islands of Haida Gwaii, is named for her.

[6] Arriving at the Australia Station in 1863, she undertook survey work in Botany Bay, Moreton Bay, the Brisbane River and Torres Strait before leaving the Australia Station in 1864.

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