Career
Born in Norseland, Nicollet County, Minnesota, Benson received his bachelor"s degree from Gustavus Adolphus College in 1893 and his law degree from University of Minnesota Law School in 1895. He then practiced law in Saint Peter, Minnesota. Benson served as Saint Peter city attorney and Nicollet County probate judge.
Benson was active in the Republican Party.
He served in the Minnesota State Senate from 1911 to 1923. Benson then served as Minnesota Attorney General from 1929 to 1933.
He then continued his law practice in Saint Peter, Minnesota. Benson died in a hospital in Saint Peter, Minnesota from complications from a hip fracture and surgery.