• , a side-wheeled steamer, was purchased in June 1861. She served on the Mississippi River and its tributaries during the American Civil War. On the night of 8 March 1864 Conestoga collided with and sank immediately.
• USS Conestoga was the planned name for the monitor and the name was changed while the ship was still on the stocks. She served in the American Civil War and later served in the Spanish-American War as Jason.
• , commissioned 10 November 1917. Assigned to the Submarine Force, Conestoga carried out towing duties throughout World War I. She was declared lost-at-sea 30 June 1921.

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