Okinawa Prefecture is Japan's southernmost prefecture.
Okinawa may also refer to:
- Okinawa, Okinawa, the second largest city in the prefecture
- Okinawa Island, the largest island in the prefecture
- Okinawa Islands, an island group including Okinawa Island and its neighbours
- Battle of Okinawa, a major battle in the Pacific Theater of World War II, fought between the United States and the Empire of Japan
- Okinawa (film), a 1952 American film by Leigh Jason