HMS Amazon was a 38-gun fifth-rate frigate of the Royal Navy. She served during the French Revolutionary and Napoleonic Wars under several notable naval commanders and played a key role in the Battle of Copenhagen under Edward Riou, who commanded the frigate squadron during the attack. After Riou was killed during the battle, command briefly devolved to John Quilliam. Quilliam made a significant impression on Horatio Nelson, who appointed Quilliam to serve on the flagship HMS Victory. Amazon passed to William Parker, who continued the association with Nelson with service in the Mediterranean and participation in the chase to the West Indies during the Trafalgar Campaign. Amazon went on to join Sir John Borlase Warren's squadron in the Atlantic and took part in the defeat of Charles-Alexan