Diane Blair-Sherlock
Photo: COD Newsroom, CC BY 4.0
DemocratIn office since Nov 2022

Diane Blair-Sherlock

Illinois State Representative, District 46 since 2022. Ran in 2 elections between 2022 and 2024, winning 2. Re-elected in 2026. Next on the ballot in 2028.

Illinois State Representative, District 46

In office
3 yrs
Since 2022
Bills became law
9
30 sponsored, 2025–2026 session
Votes missed
0.7%
Chamber median 3.8%
With party
99%
On votes splitting the parties
Last margin
+37.3
Won 2026
Next election
2028
Nov 7, 2028

Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 1:52 PM ET

Committees

As of 2026-10.

  • State Government Administration · chair
  • Education Policy
  • Energy and Environment
  • Higher Education

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

Legislation

2025–2026 session · 30 sponsored · 9 became law
BillIntroCmteHouseSenateLaw
HB 67 COMMON INTEREST COMMUNITY-VEH
Became law Jul 2026
HB 4581 SCH CD-SPEC ED TRANSITION PLAN
Became law Jul 2026
HB 4541 RUUPA OVERPAYMENTS
Became law Jun 2026
HB 5551 SCH CD-VARIOUS FUNDING
Became law Jun 2026
SB 1265 ENVTL BARRIER-ENFORCEMENT DATA
Became law Feb 2026

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

Voting record

2025–2026 session · placement by roll-call votes

Where Blair-Sherlock sits in the Illinois House of Representatives

Blair-Sherlock is closer to the center than 85% of the chamber's Democrats.

Dem. medianRep. medianBlair-SherlockMore liberalMore conservative

Closest: Murri Briel, Stephanie Kifowit, Sharon Chung

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:49 PM ET

With Blair-Sherlock’s party

  • Votes with the chamber's Democrats99%
  • Cosponsorships of the other party's bills7%

Black tick: the average of Democrats in the Illinois House of Representatives.

Source: 99chambers legislative scores from roll calls and cosponsorships

Key votes

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

DateBillBlair-SherlockDem. majorityRep. majorityResult
May 31, 2026SB 3222: VIDEO STREAMING AD VOLUMEYesYesNoPassed 77–31
May 29, 2026SB 2762: INS-SEIZURE DETECTION DEVICEYesYesNoPassed 82–25
May 27, 2026SB 3020: DOMESTIC VIOLENCE-HARASSMENTYesYesNoPassed 91–23
May 21, 2026SB 2770: LOC FIRST RESPONDER INSURANCEYesYesNoPassed 89–21
Apr 17, 2026HB 4379: ADULT CHANGING STATIONSYesYesNoPassed 72–18

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

Career

Offices held, and every time Blair-Sherlock 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.

YearRaceResultMarginSeat+/−
2026Illinois House of Representatives, District 46WonD+37.3D+10.1+27.2
2024Illinois House of Representatives, District 46WonD+12.8D+10.1+2.7
2022Illinois House of Representatives, District 46WonD+13.0D+21.6−8.6

Source: 99chambers results archive; 2026: civicAPI (unofficial)Updated Nov 8, 2026, 7:01 PM ET

Campaign money, 2025–26

Raised
$101.9K
Spent
$91.7K
Cash
$130.7K

Source: Illinois State Board of Elections filings through Sep 30, 2026Updated Nov 1, 2026, 9:15 AM ET

Campaign committees

Open committees can still raise and spend money.

Friends for Diane Blair-Sherlock
State
Active

Source: Illinois State Board of Elections filings through Sep 30, 2026Updated Nov 1, 2026, 9:15 AM ET

Seats Blair-Sherlock has held

Source: 99chambers results archive

Who Blair-Sherlock has run against

Source: 99chambers results archive; 2026: civicAPI (unofficial)

How we know Blair-Sherlock

One person, matched across every source we use.

Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 1:52 PM ET