The Hapuka River is a river of Westland District, New Zealand.

It flows from near The Woolsack north-west to join the Okuru and Turnbull Rivers just before they enter the Tasman Sea.

[1] The river is slow-moving and drains swampy land.

There are brown trout in the lagoon area.

This article about a river in the West Coast Region of New Zealand is a stub.