Taos can mean
- Places
- Taos Pueblo, a Native American pueblo, Tua-tah
- Taos dialect, a dialect of the Tiwa language
- Taos County, New Mexico, United States
- Taos, New Mexico, a city, the county seat of Taos County, New Mexico
- Taos Ski Valley, New Mexico, a ski resort village in New Mexico
- Taos, Missouri, a city in Cole County, Missouri, United States
- Other
- TAOS: The Taiwanese-American Occultation Survey
- Taos Hum, a phenomenon involving a persistent and invasive low-frequency noise of a humming character and unknown origin
- Taos Revolt, a popular insurrection against the American occupation of New Mexico in 1847 during the Mexican-American War
- Taos, was a sleeping car built by the Budd Company in 1938 for use on the Atchison, Topeka and Santa Fe Railway's passenger train, the Super Chief
- TAOS (True Access Operating System), used in Lucent Technologies networking products
- Taos (operating system), an operating system for multiprocessing developed by Tao Group
- The Taos Institute, a non-profit educational organization