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.

Mar 6, 2024 · Sen. John Thune (R-S.D.), the number two Republican in the Senate, is endorsing Kari Lake in her Arizona Senate bid, Axios has learned. Why it matters: The Lake endorsement is a reversal from Thune's long-term criticism of the MAGA movement, as he seeks to be the next Senate GOP leader.

Apr 26, 2024 · U.S. Senate candidate Kari Lake said Friday that Arizona’s newly reaffirmed, Civil War-era, near-total abortion ban is “not the law.” “We’ve got an (Arizona attorney general) who’s not going to...

Mar 6, 2024 · Senate Minority Whip John Thune on Wednesday endorsed Arizona Republican Kari Lake in her bid for the U.S. Senate.

Jan 17, 2025 · Senate Majority Leader John Thune notched his first big win Friday by clearing the filibuster on the Laken Riley Act. It'll almost certainly pass Monday with ease. Why it matters: It's a specific, popular, bipartisan bill. But it also hands Thune a chance to prove he's serious about promises made during the GOP leadership election.

Nov 13, 2024 · Senate Minority Whip John Thune, R-S.D., will be the new Republican Senate leader and the majority leader of the upper chamber in the new Congress. In January, he will succeed Senate Minority...

Mar 6, 2024 · U.S. Senate candidate Kari Lake has picked up the endorsement of Senate Minority Whip John Thune, giving her campaign a sweep of the leading contenders for taking over Republican leadership...

Nov 13, 2024 · SIOUX FALLS, South Dakota - U.S. Sen. John Thune was chosen by his peers on Wednesday to lead his Republican colleagues as they work with President-elect Donald Trump and an expected GOP-led...

Jan 3, 2025 · WASHINGTON — Republicans took control of the U.S. Senate Friday under the new leadership of South Dakota’s John Thune, who promised to keep intact the body’s legislative filibuster — the 60-vote threshold for major legislation …

Mar 7, 2024 · (WASHINGTON) — Following Sen. Kyrsten Sinema’s, I-Ariz., announcement that she won’t seek reelection, Arizona Republican Kari Lake picked up the endorsement of Senate Minority Whip John Thune, the No. 2 Republican in the Senate, ahead of a fundraiser she hosted Wednesday night in Washington featuring 17 Republican senators.