Bull Lake is a lake in Sudbury District, Ontario, Canada. It is about 1,100 metres (3,609 ft) long and 500 metres (1,640 ft) wide, and lies at an elevation of 318 metres (1,043 ft) about 32 kilometres (20 mi) northeast of the community of Capreol and 62 kilometres (39 mi) southwest of the community of Temagami.