The Doon River is a river in Fiordland, in the Southland Region of New Zealand. It arises near Mount Donald and flows south-east into the south-west arm of Lake Te Anau.
The river was explored by Quintin McPherson McKinnon and G. Tucker in 1887.
In 2002, the rainfall at Doon River was , the highest in that year of any area in New Zealand with a regularly reporting rain gauge.
See also List of rivers of New Zealand
References
Land Information New Zealand - Search for Place Names