Frances Lake is a lake of Yukon, Canada. With an area of 9,941 hectares it is the largest lake in southeast Yukon and the largest in territory that does not flow into the Yukon River, instead draining to the Frances River and then the Beaufort Sea via the Liard and Mackenzie rivers. The lake lies at an elevation of 734 m (2,408 ft) has an average depth of 31 m (102 ft) and a maximum depth of 93 m (305 ft).