Rajneesh (1931–1990) was an Indian mystic and guru with an international following. Rajneesh or Rajnish may also refer to:
- Antelope, Oregon, a small town in Oregon that was renamed to "Rajneesh" in 1984 and then renamed back to "Antelope" in 1985
- Rajneeshpuram, a former intentional community established near Antelope, Oregon, by members of the Rajneesh movement
- Byron v. Rajneesh Foundation International, a 1985 lawsuit against the Rajneesh Foundation International
- Campbell Court Hotel, a historic hotel in Oregon that was bombed in 1983 while operating as Hotel Rajneesh
- Rajneesh movement, a new religious movement based on the teachings of Rajneesh
- Chandra or Rajnish and Rajnipati, a Hindu lunar deity