Neti can refer to:
- Neti (mythology), an underworld god in Mesopotamian mythology
- Neti a Hatha Yoga technique for cleansing air passageways in the head
- Neti pot, or Jala neti, a device used for nasal irrigation
- Neti neti, a chant or mantra in Hinduism, and in particular Jnana Yoga and Advaita Vedanta
- Neti, an alien race in Star Wars
- NETI, a native name of Novosibirsk State Technical University
