Lutsen Township is one of the three townships of Cook County, Minnesota, United States. The population was 537 at the 2020 census. The unincorporated community of Lutsen is located within the township. The township was named after the town of Lützen, which is known for the Battle of Lützen (1632).

Cook County is the easternmost county in the U.S. state of Minnesota. As of the 2020 census, the population was 5,600, making it Minnesota's seventh-least populous county. Its county seat is Grand Marais. The Grand Portage Indian Reservation is in the county.