Back to profile Sample brief · Full briefs with Pro

Member brief · 119th Congress

Sen. Ron Johnson

R · Republican · U.S. Senator, Wisconsin1

In Congress
Since 2011 · 15 years
 Next election
Nov 7, 2028
 Committee leadership (+1 more)
Chairman, Budget
Chairman, Fiscal Responsibility and Economic Growth

CommitteesFinance; Homeland Security and Governmental Affairs; Chairman, Budget; Senate Special Committee on Aging2

Participation3

99 / 100

Chamber median 98
903 of 915 roll calls

Party unity3

100 / 100

Chamber median 99
on 828 party-line votes

Cross-party agreement3

8 / 100

Chamber median 9
on 881 contested votes

Ideology score4

+0.65

Chamber median +0.32
−1 left · +1 right

Notable votes and votes by issue

In the full brief: five notable recent votes chosen by a fixed rule (most recent breaks with party first), each with the member’s vote, the party’s position and a source, plus how often Johnson votes with the party on each issue.

Full briefs are part of Oathstar Pro. Team plans add alignment with your own scorecard and your PAC’s giving.

Money and lobbying

In the full brief: how many of Johnson’s PACs belong to organizations that lobbied on bills Johnson voted on or cosponsored, with the dollars beside the chamber median; the top bills; campaign totals and the top PACs.

Full briefs are part of Oathstar Pro.

Votes most like5

R Bill Hagerty TN 99% of 849
R Ted Cruz TX 99% of 835
R Rick Scott FL 99% of 879

Share of roll calls both voted on where they voted the same way.

Next race

Nov 7, 2028 · Seat next on the ballot in 20281

Data as of Nov 2, 2026 · votes through Sep 30, 2026 · Method: https://oathstar.com/methodology · Live profile: https://oathstar.com/people/ron-johnson

  1. 1. Member record and terms: congress.gov; unitedstates/congress-legislators, retrieved 2026-11-02. www.congress.gov/people/J000293
  2. 2. Committees: unitedstates/congress-legislators, retrieved 2026-11-02. github.com/unitedstates/congress-legislators
  3. 3. Participation, party unity, cross-party agreement, votes by issue: Oathstar from Voteview roll calls, 119th Congress, retrieved 2026-11-02. voteview.com/person/41111
  1. 4. Ideology: DW-NOMINATE first dimension, Voteview, 119th Congress. voteview.com/person/41111
  2. 5. Votes most like: Oathstar from Voteview roll calls, 119th Congress. voteview.com/data

Prepared with Oathstar · oathstar.com

SAMPLE