Water shrew may refer to any of several species of semiaquatic red-toothed shrews:

• Asiatic water shrews (Chimarrogale spp.)
  • Malayan water shrew (C. hantu)
  • Himalayan water shrew (C. himalayica)
  • Sunda water shrew (C. phaeura)
  • Japanese water shrew (C. platycephala)
  • Chinese water shrew (C. styani)
  • Sumatran water shrew (C. sumatrana)
• Nectogale
  • Elegant water shrew (N. elegans)
• Neomys
  • Mediterranean water shrew (N. anomalus)
  • Eurasian water shrew (N. fodiens)
  • Transcaucasian water shrew (N. teres)
• Sorex:
  • Glacier Bay water shrew (S. alaskanus)
  • American water shrew (S. palustris)
  • Pacific water shrew or marsh shrew (S. bendirii)