Jon Tester

Jon Tester, born on August 21, 1956, is an American politician and farmer. He has been serving as the senior United States senator from Montana since 2007. As a member of the Democratic Party, Tester is the dean of Montana's congressional delegation and the only Democrat who holds statewide office in Montana. Prior to his senatorial role, he served in the Montana Senate from 1999 to 2007, including two years as its president. Known as a centrist or moderate Democrat, Tester won his first Senate election in 2006, defeating Republican incumbent Conrad Burns. He was reelected in 2012 and 2018, narrowly defeating opponents. Tester is currently running for reelection in 2024.More