|Main source||Coromandel Range|
|River mouth||Hauraki Gulf|
|Length||12 km (7 mi)|
The Manaia River is a river of the Coromandel Peninsula in New Zealand's North Island. It flows north from its sources in the Coromandel Range, reaching the waters of the Hauraki Gulf at Manaia Harbour, 10 kilometres (6 mi) southwest of Coromandel.
"Place Name Detail: Manaia River". New Zealand Geographic Placenames Database. Land Information New Zealand. Retrieved 12 July 2009.
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