Wairoa is a town in Hawke's Bay, New Zealand.
Wairoa or Te Wairoa may also refer to:
- New Zealand
- Te Wairoa (iwi), a Māori tribal group
- Te Wairoa, New Zealand, a village buried by the eruption of Mount Tarawera in 1886 and abandoned
- Wairoa District in Hawke's Bay
- Wairoa River (disambiguation)
- Australia
- Wairoa, Aldgate, a historic house in the Adelaide Hills