American politician who represented Wyoming in the Senate from 1962 to 1967. He was also the 23rd Governor of Wyoming from 1955 to 1959.
He graduated from the University of Wyoming at Laramie in Albany County after serving as a second lieutenant in the infantry of the United States Army during World War I.
He was also a member of the board of trustees of the University of Wyoming.
He married Lorna Kooi Simpson and they had two sons.
He and Mike Enzi were both governors of Wyoming.