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)