Nautilus-class submarine may refer to: Nautilus-class submarine (1913), an Italian class of submarines including the Italian submarine Nereide (1913) Nautilus-class submarine (1914), a single-build class of British Royal Navy diesel-electric propulsion submarines Nautilus-class submarine (1954), a single-build class of United States Navy nuclear-powered submarines
See also HMS Nautilus USS Nautilus List of ships named Nautilus