John Randolph Thune (/ ˈθuːn / THOON; born January 7, 1961) is an American politician serving as the senior United States senator from South Dakota, since 2005. A member of the Republican Party, he has been the Senate majority leader and Senate Republican leader since 2025.

Thune Discusses Doug Collins’ Plan to Uphold Our Nation’s Commitment to Our Veterans Read More

In 2022, John became the second South Dakotan in history to be elected to a fourth term in the U.S. Senate. For the 119th Congress, John serves on the Agriculture, Nutrition, and Forestry Committee; the Commerce, Science, and Transportation Committee; and the Finance Committee.

Nov 13, 2024 · The election of Republican Sen. John Thune of South Dakota as the next leader of his party in the chamber – putting him on track to become Senate majority leader next year – tasks a key ally of...

Jan 17, 2025 · John Thune is an American politician who was elected as a Republican to the U.S. Senate in 2004 and began representing South Dakota the following year. Thune became the Senate majority leader in 2025.

Nov 14, 2024 · Sen. John Thune of South Dakota is set to become Senate majority leader in the new Congress, after Republicans flipped the chamber in the 2024 elections.

Nov 13, 2024 · Sen. John Thune (R-S.D.) has been elected Senate majority leader, setting the stage for him to replace retiring Sen. Mitch McConnell (Ky.), who has held the top Senate GOP leadership job for...

Nov 13, 2024 · John Thune, 63, defeated Sens. John Cornyn and Rick Scott in the secret-ballot vote to succeed Mitch McConnell as Senate majority leader.

John first ran for Congress in 1996, successfully defeating the popular Lt. Governor in the GOP primary and then went on to win the general election. In 2004, John defeated the sitting US Senate Majority Leader in the most-watched Congressional race of the year.

Jan 3, 2025 · John Thune won election to the Senate in 2004 by conquering Senator Tom Daschle, the powerful Democratic leader, only to quickly face a mortal threat to his political future when...