United States Senate election in Wyoming 2006 Tags: Election.The 2006 United States Senate election in Wyoming was held on November 7 2006. The primaries were on August 22 2006 in which both candidates were unopposed. Incumbent Republican U.S. Senator Craig Thomas won re-election to a third term. thumbnail start date 2006-11-07 title United States Senate election in Wyoming 2006 Learn more... Loading...