Tehama may refer to:

• Tehama bonifatella, a species of the moth in the monotypic genus Tehama
• Tehama, California, United States, a city
  • Tehama County, California, in which the city is situated
• Mount Tehama, a now-eroded volcano in the Cascade Range in northern California
• Tihamah, a region of the western Arabian Peninsula
• Tehama Inc., a Desktop-as-a-Service vendor

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