Tes may refer to:
- Tés, a village in Hungary
- Tes River, a river in Mongolia
- Tes, Uvs, a district in Mongolia's Uvs Province
- Tes, Zavkhan, a district in Mongolia's Zavkhan Province
- Teş, a village in Brestovăţ Commune, Timiş County, Romania
TES may refer to:
- Taipei European School, an international school in Taipei, Taiwan
- The English School (Fundación Colegio de Inglaterra), an international school in Bogotá, Colombia
- Tatar Encyclopaedia, the first encyclopaedic book published in Tatar language about history of Tatarstan and Tatar people
- Tactical engagement simulation, a combat training system
- Technology Experiment Satellite, a satellite launched in 2001 by the Indian Space Research Organization
- The Elder Scrolls, a video game series developed by Bethesda Softworks
- The Early Show, a morning news program airing on CBS in the United States
- The Eminem Show, a 2002 album by Eminem
- The Eulenspiegel Society, a BDSM support group in New York City
- Teatrul Evreiesc de Stat, the State Jewish Theater in Romania
- Thermal Emission Spectrometer, a scientific instrument aboard Mars Global Surveyor
- Thermal energy storage, a group of technologies which are used to store and release thermal energy
- The Times Educational Supplement, a weekly publication in the United Kingdom
- Transition edge sensor, a type of superconducting detector used in physics and astronomy
- Tropospheric Emission Spectrometer, a satellite instrument designed by the NASA Jet Propulsion Laboratory
- TES (protein), or "testin", the protein product of the TESS gene in Homo sapiens
- Talmud Eser Sefirot, a Kabbalistic book, written by Rabbi Yehuda Ashlag
- Theater Event System, a United States missile defense program
- TES (buffer), a common buffer solution in biology
- Technical Element Score a part of the ISU Judging System for scoring figure skating competition.
- Tandem Experimental Sesquiplane, the Bellanca TES was an experimental aircraft constructed by Giuseppe Mario Bellanca in 1929.