Cedar Lake is a lake in Aitkin County, Minnesota, in the United States. The lake is named Gaa-miskwaawaakokaag in Ojibwe meaning "Place abundant with red cedars" after the red cedar which grew there. In early maps, this lake was recorded in French as Lac cèdre rouge inférieur, opposed to Cass Lake known in French as Lac du Cedre Rouge, an…Cedar Lake is a lake in Aitkin County, Minnesota, in the United States. The lake is named Gaa-miskwaawaakokaag in Ojibwe meaning "Place abundant with red cedars" after the red cedar which grew there. In early maps, this lake was recorded in French as Lac cèdre rouge inférieur, opposed to Cass Lake known in French as Lac du Cedre Rouge, and English as Upper Red Cedar Lake.