Long Lake 58 First Nation is an Anishinaabe (Ojibway) First Nation band government located in Northern Ontario, located approximately 40 km east of Geraldton, Ontario, Canada, on the northern shore of Long Lake, immediately north of Ginoogaming First Nation and west of the community of Longlac, Ontario. As of January, 2008, their total registered population was 1,248 people, of which their on-Reserve population was 427.