| Tone River | |
| Subdivision Type1: | Country |
| Length: | 20km (10miles) |
The Tone River is a river of the Marlborough Region of New Zealand's South Island. It flows generally north from its sources in the Inland Kaikoura Range to reach the Awatere River 17km (11miles) northeast of Molesworth Station, a high country cattle station and New Zealand's largest farm, at over 1800km².[1]