WISS or Wiss may refer to:
As an initialism Western International School of Shanghai WISS (AM), radio station (1100 AM) licensed to Berlin, Wisconsin, United States WISS Trivia Contest, long-running contest run by WISS
As a surname Alain Wiss (born 1990), Swiss footballer Benno Wiss (born 1962), Swiss cyclist Jarkko Wiss (born 1972), Finnish footballer and manager
Other uses Wiss, brand of scissors and snips from Apex Tool Group Wiss, character from the recurring skit The Land of Gorch Wiss Brothers Store, heritage-listed shopping centre in Kalbar, Queensland, Australia Wiss House, heritage-listed detached house in Kalbar, Queensland, Australia Wiss Platte, mountain in the Rätikon range of the Alps