Kuku may refer to:
- Kuku people, an ethnic group in South Sudan
- Kuku language, the language of the Kuku people
- Kuku, Estonia, a village in Estonia
- Kuku Yulanji, tribe of aboriginals of the Daintree in North Queensland, Australia
- Kükü, Azerbaijan
- Kuku, a Persian omelette
- Kuku (music) is the title of a traditional piece of music from the West African nations