Ron Johnson
Photo: Government Publishing Office, Public domain
RepublicanIn office since Jan 2011

Ron Johnson

U.S. Senator from Wisconsin since 2011. Next on the ballot in 2028.

U.S. Senator from WisconsinBorn 1955

In office
15 yrs
Since 2011
Bills became law
0
21 sponsored, 119th Congress
Votes missed
1.3%
Chamber median 2.1%
With party
100%
On votes splitting the parties
Last margin
+1.0
Won 2022
Next election
2028
Nov 7, 2028

Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Nov 7, 2026, 3:00 PM ET

Committees

119th Congress.

  • Senate Committee on FinanceFiscal Responsibility and Economic Growth · ChairmanHealth CareTaxation and IRS Oversight
  • Senate Committee on Homeland Security and Governmental AffairsPermanent Subcommittee on Investigations · ChairmanBorder Management, Federal Workforce, and Regulatory Affairs
  • Senate Committee on the Budget · Chairman
  • Senate Special Committee on Aging

Source: congress-legislators committeesUpdated Nov 7, 2026, 3:00 PM ET

Legislation

119th Congress · 21 sponsored · 0 became law
BillIntroCmteSenateHouseLaw
S 164 Midnight Rules Relief Act of 2025
Government Operations and Politics · In committee Sep 2026
S 252 GOOD Act
Government Operations and Politics · In committee Sep 2026
S 1262 A bill to require the Secretary of Agriculture to release a reversionary interest in certain land in the…
Public Lands and Natural Resources · In committee Oct 2025
S 4698 Right to Try for Individualized Treatments Act
Health · Introduced Jun 2026
S 1830 Right to Treat Act
Health · Introduced Mar 2026

Source: Congress.gov billsUpdated Nov 6, 2026, 3:27 PM ET

Voting record

119th Congress · placement by roll-call votes

Where Johnson sits in the U.S. Senate

Johnson is closer to the center than 0% of the chamber's Republicans.

Dem. medianRep. medianJohnsonMore liberalMore conservative

Closest: Bill Hagerty, Ted Cruz, Bernie Moreno

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 5:06 PM ET

With Johnson’s party

  • Votes with the chamber's Republicans100%
  • Cosponsorships of the other party's bills18%

Black tick: the average of Republicans in the U.S. Senate.

Source: 99chambers legislative scores from roll calls and cosponsorships

Key votes

Votes chosen for their effect, not their side: Johnson’s vote, each party’s majority, and the result. An orange vote differs from most Republicans.

Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls

Career

Offices held, and every time Johnson was on a ballot. Filled marks are general elections won; hollow marks are primaries; an orange outline is a loss.

Source: 99chambers results archive (MEDSL, Klarner, state election offices)

Elections

Margin against the seat’s presidential baseline: how the seat voted for president in the same or nearest year.

YearRaceResultMargin
2022U.S. Senate, WisconsinWonR+1.0
2016U.S. Senate, WisconsinWonR+3.4
2010U.S. Senate, WisconsinWonR+4.8

Source: 99chambers results archive

Seats Johnson has held

Source: 99chambers results archive

Who Johnson has run against

  • Mandela Barnes (D) · 2022 general, won
  • Russ Feingold (D) · 2016 general, won
  • Russell D. Feingold (D) · 2010 general, won

Source: 99chambers results archive

How we know Johnson

One person, matched across every source we use.

Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Nov 7, 2026, 3:00 PM ET