John Randolph Thune (born January 7, 1961) is the senior United States Senator from South Dakota and a member of the Republican Party. He previously served as a United States Representative for South Dakota's at-large congressional district. He became South Dakota's Senior senator with the retirement of Tim Johnson in 2015.
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John Randolph Thune (born January 7, 1961) is the senior United States Senator from South Dakota and a member of the Republican Party. He previously served as a United States Representative for South Dakota's at-large congressional district. He became South Dakota's Senior senator with the retirement of Tim Johnson in 2015.