USS C-3 (SS-14) was one of five C-class submarines built for the United States Navy in the first decade of the 20th century.

[1] For surface running, they were powered by two 240-brake-horsepower (179 kW) Craig gasoline engines, each driving one propeller shaft.

[2] C-3 was laid down by Fore River Shipbuilding in Quincy, Massachusetts, under a subcontract from Electric Boat Company, as Tarpon.

Her operations included exploration of anchorages, tactical drills, and harbor defense patrol at Canal Zone ports.

C-3 was placed in ordinary at Coco Solo, Canal Zone, on 22 August 1919, decommissioned there on 23 December 1919, and sold on 12 April 1920.