HMS Aetna

Ten ships of the Royal Navy have been named HMS Aetna or HMS Etna, after the volcano Etna:


 * HMS Aetna (1691) was an 8-gun fireship launched in 1691 and captured by the French in 1697.
 * HMS Aetna (1739) was an 8-gun fireship purchased in 1739 and sold in 1746.
 * HMS Etna (1756) was an 8-gun fireship purchased in 1756. She was converted into a sloop later that year and was sold in 1763.
 * HMS Etna (1771) was an 8-gun fireship purchased in 1771. She was renamed HMS Scorpion and converted into a sloop later that year and was sold in 1780.
 * HMS Aetna (1776) was an 8-gun bomb vessel launched in 1776 and broken up in 1784.
 * HMS Aetna (or Etna) was a French 20-gun Etna-class corvette that HMS Melampus (1785) and HMS Childers (1778) captured from the French in 1796. The Royal Navy rated her as a sixth rate and renamed her HMS Cormorant in 1797; she was wrecked in 1800.
 * HMS Aetna (1803) was an 8-gun bomb vessel purchased in 1803 and sold in 1816.
 * HMS Aetna (1824) was a 6-gun bomb vessel launched in 1824. She was converted to a survey ship in 1826 and was sold in 1846.
 * HMS Aetna (1855) was a 14-gun Aetna class ironclad screw floating battery. She was laid down in 1854, but caught fire and launched herself in 1855. She was broken up on the riverbank.
 * HMS Aetna (1856) was a 16-gun lengthened Aetna class screw ironclad floating battery launched in 1856. She was used for harbour service from 1866, was burnt out in 1873 and broken up in 1874.