USS Maryland

Four ships of the United States Navy have been named USS Maryland in honor of the U.S. state of Maryland.

• USS Maryland (1799) was a sloop that served for three years during the Napoleonic Wars
• USS Maryland (ACR-8) was a Pennsylvania-class armored cruiser that saw action during World War I and was later renamed USS Frederick (CA-8)
• USS Maryland (BB-46) was a Colorado-class battleship known as "Fighting Mary," and saw action during World War II
• USS Maryland (SSBN-738) is an Ohio-class ballistic missile submarine commissioned in 1992, and currently in active service