Ron Johnson is the Republican U.S. Senator from Wisconsin, in office since 2011.
Current term began January 3, 2023. In the Senate since January 5, 2011.
Committee assignments
- Senate Committee on Finance
- Senate Committee on Homeland Security and Governmental Affairs
- Senate Committee on the Budget (Chairman)
- Senate Special Committee on Aging
Committee work shapes much of what happens in the Senate, from hearings to shaping bills before they reach the floor.
Term and next election
Ron Johnson holds a Class 3 seat in the United States Senate. Senators serve six-year terms, and the two seats in each state sit in different classes, so they are not up for election in the same year. This seat is next on the ballot in 2028, when voters across Wisconsin choose who fills it.
Wisconsin
Ron Johnson is one of two U.S. Senators for Wisconsin, who represent the whole state rather than a single district. For the U.S. House delegation, see the Wisconsin congressional districts. To find your own House representative, use the home page lookup.
Washington office: 328 Hart Senate Office Building Washington DC 20510
Frequently asked questions
When is Ron Johnson next up for election?
This seat is a Class 3 Senate seat, next up for election in 2028. Every voter in Wisconsin takes part in that race.
What committees does Ron Johnson serve on?
Ron Johnson serves on the Senate Committee on Finance, Senate Committee on Homeland Security and Governmental Affairs, Senate Committee on the Budget, Senate Special Committee on Aging.
How do I contact Ron Johnson?
You can reach the office of Ron Johnson by phone at 202-224-5323 or through the official U.S. Senate website. The Washington office is at 328 Hart Senate Office Building Washington DC 20510.
Related on this site
- Wisconsin congressional districts
- All 100 U.S. senators
- 2026 Senate elections
- What does a U.S. senator do?
- How to find your U.S. senators
Last updated July 10, 2026.
Data last checked September 26, 2026.