The Maungakōtukutuku Stream is a stream on the Kāpiti Coast of New Zealand's North Island. Its headwaters are in the Maungakotukutuku area and it is a tributary of the Waikanae River. Consideration has been given to damming the stream in order to increase the Kāpiti Coast's water supply.

• ^ Proposed Dam Site, Kapiti Coast District: Prefeasibility Fault Hazard Assessment (PDF file)