Mount Lorne is a hamlet in Canada's Yukon. The hamlet is considered a local advisory area with an advisory council providing local government. Its population in 2001 according to the Census was 379.
Mount Lorne is located just south of Whitehorse, comprising rural residential areas along the South Klondike Highway, the Annie Lake Road and connecting sideroads. It is part of the Whitehorse Census Agglomeration. Eighty-seven per cent of the population is non-aboriginal. Hamlet Advisory Council Chair is Mark Stephens.