Sean D. Knutson, age 48, of Clarksville, TN passed away August 22, 2020 in Clarksville. He is the son of the late Richard A. Knutson and Lynnette Toland of Lincoln, NE. He was born August 27, 1971 in Lincoln, NE. There will be no public funeral services. Arrangements are under the care of Gateway Funeral Home and Cremation Center.