Hewson River
Location
Country	New Zealand
Physical characteristics
Source
• location	Ben McLeod Range
Mouth
• location	Orari River
Length	23 km (14 mi)

The Hewson River is a river of New Zealand's South Island. It flows east and then south from the Ben McLeod Range of inland Canterbury before flowing into the upper reaches of the Orari River 5 kilometres (3 mi) west of Mount Peel.

• List of rivers of New Zealand

"Place name detail: Hewson River". New Zealand Gazetteer. New Zealand Geographic Board. Retrieved 12 July 2009.

43°51′S 171°04′E / 43.850°S 171.067°E / -43.850; 171.067