Atikokan is a town in the Rainy River District in Northwestern Ontario, Canada. The population was 2,642 as of the 2021 census. The town is one of the main entry points into Quetico Provincial Park and promotes itself as the "Canoeing Capital of Canada". Atikokan was originally established as a Divisional Point for the Canadian Northern Railway. The town of Atikokan is an enclave within the Unorganized Rainy River District.