Conus is a genus of marine snails.

Conus may also refer to:

• Conus (surname)
• Saint Conus (died 1200), Benedictine monk and saint
• Contiguous United States (CONUS)
• Conus (Marietta, Ohio), a prehistoric Moundbuilders' mound in Marietta, Ohio, United States
• USS LST-317, a U.S. Navy ship to be converted to landing craft repair ship USS Conus (ARL-44), but the conversion was cancelled
• CONUS Experiment (COherent Neutrino nUcleus Scattering) Experiment, detection of scattering of neutrinos off atomic nuclei

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