托讷湖是瑞典的湖泊，位于该国北部斯堪的纳维亚山脉，长70公里、宽11公里，面积332平方公里，海拔高度341米，平均水深51米，最大水深168米。

Torneträsk or Torne träsk (Saami: Duortnosjávri, Finnish/Meänkieli: Tornio or Torniojärvi) is a lake in Kiruna Municipality, Lapland, Norrbotten County in Sweden, in the Scandinavian mountain range. Träsk is the local word for lake (in Standard Swedish it means "swamp"). It is the sixth largest lake in Sweden, with a total area of 330 square kilometres (130 sq mi) and a length of 70 kilometres (43 mi). The lake drains to the south-east through Torne älv. South-west of the lake lie the Abisko National Park and the UNESCO World Heritage Site Laponian area.