The Greta River is a river in the Hurunui District

Hurunui District

The Hurunui District is a political district on the east coast of New Zealand's South Island, north of Christchurch, New Zealand. It forms part of the Canterbury region and stretches from the east coast to the main divide. Its land area is ....

 of New Zealand

New Zealand

New Zealand is an island country in the south-western Pacific Ocean comprising two main landmasses and numerous smaller islands. The country is situated some east of Australia across the Tasman Sea, and roughly south of the Pacific island nations of New Caledonia, Fiji, and Tonga...

. It flows north-east into the Hurunui River

Hurunui River

The Hurunui River is the fourth largest of the four principal rivers in north Canterbury, New Zealand, with a catchment area of 2,670 square kilometres. The river flows from the eastern side of the Southern Alps, to the Pacific Ocean....

, which runs into the Pacific Ocean

Pacific Ocean

The Pacific Ocean is the largest of the Earth's oceanic divisions. It extends from the Arctic in the north to the Southern Ocean in the south, bounded by Asia and Australia in the west, and the Americas in the east.At 165.2 million square kilometres in area, this largest division of the World...

  south of Cheviot, New Zealand

Cheviot, New Zealand

Cheviot is a town in the Hurunui District of north Canterbury, on the east coast of the South Island of New Zealand. It is on the Main North Line railway and State Highway 1 approximately north of Christchurch. It was originally called Mackenzie after politician John McKenzie, who was closely...

. State Highway 1 follows the river for part of its route between Cheviot and Waipara

Waipara

Waipara is a small town in north Canterbury, on the banks of the Waipara River.It is at the junction of State Highways 1 and 7 60 kilometres north of Christchurch...

. The locality of Greta Valley

Greta Valley

Greta Valley is a small town 83 km north of Christchurch, New Zealand. It was named after the Greta River in Yorkshire by local runholders Sir Charles Clifford and Sir Frederick Weld in the 1850s, but it is to the east of the Greta River and on the south bank of the Waikari River.-References:...

 is to the east of the Greta River on the banks of the Waikari River

Waikari River (Canterbury)

The Waikari River is a river of the northern Canterbury Region of New Zealand's South Island. It flows generally east through a broad strath from its sources south of Hawarden, gradually veering northeast to reach the Hurunui 20 kilometres southwest of Cheviot....

. The river was named by local runholders Sir Charles Clifford and Sir Frederick Weld

Frederick Weld

Sir Frederick Aloysius Weld, GCMG , was a New Zealand politician and a governor of various British colonies. He was the sixth Premier of New Zealand, and later served as Governor of Western Australia, Governor of Tasmania, and Governor of the Straits Settlements.-Early life:Weld was born near...

in the 1850s after the Greta River in Yorkshire.