Two-state (or variants) may refer to:
- Two-state quantum system, in physics
- Two-state trajectory in biophysics
- Two-state solution, a proposed solution to the Israeli-Palestinian conflict
- Two-state solution (Cyprus), a proposed permanent division of the island of Cyprus
- 2 States: The Story of My Marriage, a novel by Chetan Bhagat
- 2 States (2014 film), a Bollywood film based on the novel
- 2 States (soundtrack), soundtrack by Shankar–Ehsaan–Loy for the film
- 2 States (2020 film), an Indian Malayalam-language film
- Two Chinas
- Special state-to-state relations, also called "Two-state theory", proposed by Lee Teng-hui in 1999.