Bejou Township is a township in Mahnomen County, Minnesota, United States. The population was 98 at the 2000 census. Bejou is a corruption of bonjour, a French word meaning "hello". According to the United States Census Bureau, the township has a total area of 37.4 square miles, of which 37.3 square miles of it is land and 0.04 square miles of it is wat…Bejou Township is a township in Mahnomen County, Minnesota, United States. The population was 98 at the 2000 census. Bejou is a corruption of bonjour, a French word meaning "hello". According to the United States Census Bureau, the township has a total area of 37.4 square miles, of which 37.3 square miles of it is land and 0.04 square miles of it is water.