USS "Montana" (ACR-13/CA-13), also referred to as "Armored Cruiser No. 13", later renamed Missoula and reclassified CA-13, was a armored cruiser of the United States Navy. She was built by the Newport News Drydock & Shipbuilding Co.; her keel was laid down in April 1905, she was launched in December 1906, and she was commissioned in July 1908. The final class of armored cruisers to be built for the US Navy, "Montana" and her sisters were armed with a main battery of four guns, and were capable of a top speed of .