Leaving office January 1, 2027.Did not run for re-election in 2026. This page switches to the former-officeholder layout when the term ends.
RepublicanIn office until January 1, 2027

Ruth Johnson

Michigan State Senator, District 24 since 2018. Did not run for re-election in 2026; leaves office in January 2027.

Michigan State Senator, District 24

In office
7 yrs
Since 2018
Bills became law
2
15 sponsored, 2025–2026 session
Votes missed
25.2%
Chamber median 1.5%
With party
94%
On votes splitting the parties
Last margin
+31.6
Won 2022

Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 9:43 AM ET

Committees

As of 2026-10.

  • Elections and Ethics · republican vice chair
  • Civil Rights, Judiciary and Public Safety
  • Education

Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET

Legislation

2025–2026 session · 15 sponsored · 2 became law
BillIntroCmteSenateHouseLaw
SB 415 Human services: medical services; coverage for group prenatal care services; require. Amends 1939 PA 280…
Human services: medical services · Became law Jul 2026
SB 586 Probate: guardians and conservators; requirement to state on record reasons for moving ward from residence;…
Probate: guardians and conservators · Became law Jul 2026

Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET

Voting record

2025–2026 session · placement by roll-call votes

Where Johnson sits in the Michigan State Senate

Johnson is closer to the center than 41% of the chamber's Republicans.

Dem. medianRep. medianJohnsonMore liberalMore conservative

Closest: Aric Nesbitt, Roger Hauck, Jon Bumstead

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:53 PM ET

With Johnson’s party

  • Votes with the chamber's Republicans94%
  • Cosponsorships of the other party's bills46%

Black tick: the average of Republicans in the Michigan State 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
2022Michigan State Senate, District 24WonR+31.6
2018Michigan State Senate, District 14WonR+13.6
2002Michigan House of Representatives, District 46WonR+41.8
2000Michigan House of Representatives, District 46WonR+33.6
1998Michigan House of Representatives, District 46WonR+40.9

Source: 99chambers results archive

Seats Johnson has held

Source: 99chambers results archive

Who Johnson has run against

  • Theresa J. Fougnie (D) · 2022 general, won
  • Renee Watson (D) · 2018 general, won
  • Robert Reading (D) · 2002 general, won
  • Patrick Doyon (D) · 2000 general, won
  • Roxanne Lamontaine (D) · 1998 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 Oct 27, 2026, 9:43 AM ET