Tenger may refer to:

• Tengri, a Turkic and Mongol deity
  • the Otgontenger, a mountain in Mongolia
  • the Tengger Desert, a desert in China
  • Tengger (singer) (born 1960), a pop singer from Inner Mongolia
• Tenger, California, a former town

Tengri (Old Turkic: ; Modern Turkish: ; Proto-Turkic *teŋri / *taŋrɨ; Mongolian script: , Tngri; Modern Mongolian: Тэнгэр, Tenger), is one of the names for the primary chief deity since the early Turkic (Xiongnu, Hunnic, Bulgar) and Mongolic (Xianbei) peoples.