State🗓️South Dakota2022 IncumbentJohn ThuneOffice🏛️US SenatorNext Election2028Wikipedia (District)https://en.wikipedia.org/wiki/List_of_United_States_senators_from_South DakotaBallotpedia (District)https://ballotpedia.org/List_of_United_States_Senators_from_South DakotaSenate ClassSenate Class - III