In the June 9 primary election, incumbent Billy Thurmond defeated opponent Renee Duren for the Dawson County Commission Chair seat. Who is he: Billy Thurmond, a Dawson County native, has been the Chairman of the Dawson County Board of Commissioners since January 1, 2017. Before becoming chairman, Thurmond served 35 years in public safety, as well as a dual role in the parks and recreation department for 17 years.