Barsness Township is a township in Pope County, Minnesota, United States. The population was 138 at the 2000 census. Barsness Township was named for brothers Erik N. Barsness, Nels N. Barsness, and Ole N. Barsness, Norwegian settlers. Nels Barsness's daughter, physician Nellie Barsness, was born on the family's homestead there.