The Opouawe River is a river of the Wairarapa, in the Wellington Region of New Zealand's North Island.

One of the North Island's southernmost rivers, it flows generally south to reach Cook Strait close to Te Kaukau Point, 12 kilometres (7 mi) northeast of Cape Palliser "Place name detail: Opouawe River".

New Zealand Gazetteer.

Land Information New Zealand.

This article about a river in the Wellington Region is a stub.