HMS Nonsuch was a 36-gun fifth rate of the Royal Navy. She was an experimental fast-sailing design, built by the renowned shipwright Anthony Deane according to proposals by the Dutch naval officer Laurens van Heemskirk, who became her first captain. She was launched in December 1668, and commissioned the same day under van Heemskirk. In 1669 she was reclassed as a 42-gun Fourth rate, being commanded from 9 April by Captain Sir John Holmes. She was to spend most of her career in the Mediterranean. She was for a time based on Tangier, and was commanded by a succession of accomplished commanders who subsequently rose to flag rank in the Navy, including George Rooke from 1677 to 1680, then briefly under Cloudesley Shovell, and then Francis Wheler from 1680 to 1681. Under Wheler's command, she