| History | |
|---|---|
 United Kingdom | |
| Name | Medusa |
| Namesake | Medusa |
| Ordered | 10 March 1838 |
| Builder | Pembroke Dockyard |
| Laid down | May 1838 |
| Launched | 31 October 1838 |
| Completed | 12 August 1839 |
| Commissioned | 8 August 1839 |
| Reclassified | As tugboat, 1861–1862 |
| Fate | Sold for scrap, 17 February 1872 |
| General characteristics (as built) | |
| Class and type | Merlin-class packet boat |
| Tons burthen | 889 14/94 bm |
| Length | |
| Beam | 33 ft 2 in (10.1 m) |
| Depth | 16 ft 5 in (5.0 m) |
| Installed power | 312 nhp |
| Propulsion | 2 × Steam engines |
| Armament | 2 × 6-pdr carronades |
HMS Medusa was one of three 2-gun Merlin-class paddle packet boat built for the Royal Navy during the 1830s. She was converted into a tugboat in 1861–1862 and sold for scrap in 1872.