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

Jack Stewart

Oklahoma State Senator, District 18 since 2022. Did not run for re-election in 2026; leaves office in January 2027.

Oklahoma State Senator, District 18

In office
3 yrs
Since 2022
Votes missed
9.8%
Chamber median 7.0%
With party
16%
On votes splitting the parties

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

Committees

As of 2026-10.

  • Administrative Rules · vice chair
  • Aeronautics and Transportation
  • Appropriations
  • Local and County Government
  • Retirement and Government Resources

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

Voting record

2025–2026 session · placement by roll-call votes

Where Stewart sits in the Oklahoma House of Representatives

Stewart is closer to the center than 54% of the chamber's Republicans.

Dem. medianRep. medianStewartMore liberalMore conservative

Closest: Annie Menz, Michelle McCane, Jacob Rosecrants

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:59 PM ET

With Stewart’s party

  • Votes with the chamber's Republicans16%

Black tick: the average of Republicans in the Oklahoma House of Representatives.

Source: 99chambers legislative scores from roll calls and cosponsorships

Key votes

Votes chosen for their effect, not their side: Stewart’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 Stewart 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
2022Oklahoma State Senate, District 18Won—

Source: 99chambers results archive

Seats Stewart has held

Source: 99chambers results archive

How we know Stewart

One person, matched across every source we use.

Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 9:43 AM ET