Several ships of the Royal Navy have been named HMS Hyacinth after the hyacinth flower:
- , launched in 1806, was an 18-gun , broken up in 1820.
- , launched in 1829, was a sixth-rate sloop. In 1839, fighting alongside , she destroyed 29 Chinese ships near Hong Kong. This battle was the first of many decisive victories of the British over the Qing Dynasty's military in the First Opium War.
- , launched in 1881, was a corvette. She served on the China station and was sold for breaking in 1902.
- , launched in 1898, was a light cruiser. In 1910 she was responsible for shelling Dubai in the Hyacinth Incident. She served in the First World War and was scrapped in 1923.
- , launched in 1940, was a . She served in the Second World War, was loaned to the Royal Hellenic Navy in 1943 and renamed Apostolis.