Four ships of the United States Navy have been named USS Maryland in honor of the seventh state.
The second USS Maryland (ACR-8), also referred to "Armored Cruiser 8", and later renamed Frederick, was a United States Navy Pennsylvania-class armored cruiser.
USS Maryland (BB-46), a Colorado-class battleship, was the third ship of the United States Navy to be named in honor of the seventh state.
The first USS Maryland was a sloop in the United States Navy. She served during the Quasi-War with France.
The fourth USS Maryland (SSBN-738) is the 13th of 18 Ohio-class submarines in the United States Navy.