HMS Manly was a 12-gun Bold-class gun-brig of the Royal Navy, launched in 1812. She served in the War of 1812, her boats participating in the Battle of Lake Borgne. She was sold in 1833.

The Battle of Lake Borgne was a coastal engagement between the Royal Navy and the U.S. Navy in the American South theatre of the War of 1812. It occurred on December 14, 1814 on Lake Borgne. The British victory allowed them to disembark their troops unhindered nine days later and to launch an offensive upon New Orleans on land.