Five ships of the British Royal Navy have been named HMS Olive Branch:
HMS Olive Branch, a 204-ton (builder's measure) 6-gun fireship purchased in 1672 and sold in 1674.
HMS Olive Branch, a 200-ton (builder's measure) 6-gun fireship captured in 1673 and sunk later that year.
HMS Olive Branch, a fireship purchased in 1690 and captured later that year by France.
HMS Olive Branch, wrecked near the mouth of the Helford River in 1754.
HMS Olive Branch, a 72-ton (builder's measure) fireship purchased in April 1794 and sold in February 1802.
