U.S. Senate · researched profile
Senate Majority Leader — 119th Congress
John Thune represents South Dakota in the U.S. Senate. His official Senate biography records three terms in the House before he won his Senate seat in 2004 and subsequent reelections, including a fourth Senate term beginning in 2023.
Profile updated Aug 16, 2026
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John Thune represents South Dakota in the U.S. Senate. His official Senate biography records three terms in the House before he won his Senate seat in 2004 and subsequent reelections, including a fourth Senate term beginning in 2023.
Open biography & office record ↓John Thune represents South Dakota in the U.S. Senate. His official Senate biography records three terms in the House before he won his Senate seat in 2004 and subsequent reelections, including a fourth Senate term beginning in 2023.
Senate.gov identifies Thune as Senate Majority Leader for the 119th Congress. His official biography notes earlier service as Senate Republican Whip from 2019 through 2024 and other Republican conference leadership roles.
For the 119th Congress, Thune’s official biography lists service on the Agriculture, Commerce and Finance committees. Those assignments are treated as public record rather than as claim evidence by themselves.
