|Origin||Ben McLeod Range|
|Basin countries||New Zealand|
|Length||23 kilometres (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 five kilometres west of Mount Peel.
"Place Name Detail: Hewson River". New Zealand Geographic Placenames Database. Land Information New Zealand. Retrieved 12 July 2009.
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