Karapiro is a settlement and rural area in the Waipa District and Waikato region of New Zealand's North Island.

Karapiro may also refer to:

Karapiro Power Station, a hydroelectric power station on Waikato River, in the North Island of New Zealand Karapiro (New Zealand electorate) Lake Karapiro, an artificial reservoir lake on the Waikato River, southeast of Hamilton in New Zealand's North Island