Three vessels of the French Navy have borne the name Hardi, the name being the French word for "daring":

• Hardi – launched in 1750 as the name ship of her class of 64-gun ships of the line.
• Hardi – 1797–1799: gunboat
• Hardi – launched in 1794 as the name ship of her two-vessel class of 6-gun cutters. Sold 1803.

In addition, several French privateers have also borne the name, or a variant:

• Hardi Mendicant was a French privateer cutter of Dunkirk that Montagu captured on 15 February 1759.
• Hardi was a French privateer, of Bayonne, that Tweed captured on 15 March 1761 off Cape Finisterre.
• HMS Hardi was the French 18-gun privateer sloop Hardi that Hazard captured on 1 April 1797. The Navy sold Hardi in 1800.
• Hardi was a French privateer lugger from Cherbourg that the hired armed cutter Telemachus captured in July 1797
• Hardi was a privateer schooner from Guadeloupe, of four guns and 47 men, that the sloop HMS Hawk captured in 1798
• HMS Hardi was the French privateer Hardi that HMS Anson captured in 1800. Later that year her name was changed to HMS Rosario. She was broken up in 1809.

This article includes a list of ships with the same or similar names. If an internal link for a specific ship led you here, you may wish to change the link to point directly to the intended ship article, if one exists.