Piopio may refer to:
- Piopio (bird), a genus of extinct birds from New Zealand that contains two species
- North Island piopio
- South Island piopio
- Piopio, New Zealand, a town in the Waitomo District in the North Island of New Zealand
- a hill in the Ruahine Range in New Zealand
See also
- Piopiotahi (literally one piopio or first piopio), the Māori name for Milford Sound, in Fiordland, New Zealand