Nuku was a historical province on the island of Hiva Oa.
Nuku may also refer to:
Places Nuku, Papua New Guinea, a district capital in Papua New Guinea Nuku District, Papua New Guinea Nuku Hiva, largest of the Marquesas Islands Nuku, Wallis and Futuna, a village in Futuna Island
People Nuku of Tidore (c. 1738–1805), anti-colonial rebel leader and Sultan of Tidore
Media Nuku Nuku, a manga character