Two ships of the United States Navy have been named USS Ethan Allen in honor of Ethan Allen, the guerrilla leader of the Green Mountain Boys.

• The first USS Ethan Allen (1861) was a bark that raided the Confederate States of America during the American Civil War.
• The second USS Ethan Allen (SSBN-608) was the lead ship of her class of ballistic missile submarine that served during the Cold War.

Similar named

• SS Ethan Allen was a Liberty ship laid down by Bath Iron Works 7 January 1942, launched 16 August 1942 and scrapped 1960..

List of ships with the same or similar names

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.