Senator
Don DeWitte
| Seat | Senate District 33 |
|---|---|
| Party | Republican |
| Capitol office | Room 208 · State Capitol |
| Mailing address | Room 208, Capitol Building, Springfield, IL 62706 |
| Capitol phone | 217-782-1977 |
| Legislative assistant | Tracy Reiser-Weiters |
| Hometown | St. Charles |
| Tenure | Serving since 2018 |
| Term limited | No term limits |
Also listed in Room 208: Neil Anderson, Jil Tracy
Committees 8
- Senate Environment and Conservation Committee Republican spokesperson standing
- Senate Revenue Committee Republican spokesperson standing
- Joint Committee on Administrative Rules Committee joint
- Senate Appropriations Committee standing
- Senate Education Committee standing
- Senate Labor Committee standing
- Senate State Government Committee standing
- Senate Transportation Committee Ranking member standing
Bills, 104th General Assembly 47 as principal author · 130 as coauthor
- MeasureTitleStatusMomentum
- HB 5489Domestic violence-juvenilesEnacted100
- SB 3016Dnr-oslad accessibilityEnacted100
- SR 580Commend-us vol-51st brigadeEnacted100
- HB 1648Pen cd-fire-payment redirectsEnacted100
- HB 1842Muni code-admin adjudicationEnacted100
- HB 2442Traffic signal preempt deviceEnacted100
- HB 3141Epa-water main installationEnacted100
- SB 1249Veh cd-emergency vehiclesEnacted100
- SB 1909Quick-take-kane countyEnacted100
- SB 224Epa-water main installationEnacted100
- SR 204Memorial-barbara a. madsenEnacted100
- SR 160Memorial-milena a. mcconchieEnacted100
- SR 161Memorial-james m. udesenEnacted100
- SR 162Memorial-thomas m. yucuisEnacted100
- SR 63Thanks-sen. daniel mcconchieEnacted100
All 47 bills as principal author ›
Coauthor of HB 1226, HB 2409, HB 2667, HB 3339, HB 4911, HB 4943, HB 5321, SB 1195, SB 1550, SB 2075, SB 2108, SB 2323 and 118 more.
Bills and sponsors: Open States bulk data (public domain dedication), 2026-11-public.pgdump; status is read from the official actions. About the momentum score
Effectiveness 104th General Assembly, 2025 to 2026
96th percentile
| Bills & joint resolutions authored | 34 |
|---|---|
| … passed committee / chamber / both | 4 / 4 / 4 |
| … became law | 4 |
| Carried in the other chamber (became law) | 7 (5) |
| Points vs. Senate minority average | 60 ÷ 31.24 = 1.92 |
| Most-authored topics | Budget & taxes (13), State government & agencies (5), Business, jobs & the economy (5) |
Senate rankings · How the score works. A count of bill progress, not a judgment of the member's work.
Closest allies co-authorship, 2025 to 2026
Most bills written together
- Chris Balkema RSenate 53 90
- Sally Turner RSenate 44 88
- Craig Wilcox RSenate 32 75
- Jil Tracy RSenate 50 66
- Seth Lewis RSenate 24 64
- Dave Syverson RSenate 35 62
- Jason Plummer RSenate 55 50
- Darby Hills RSenate 26 49
- Terri Bryant RSenate 58 49
- Erica Harriss RSenate 56 46
“Written together” = 104th General Assembly bills and joint resolutions on which both are principal author or coauthor (measures with more than 60 sponsors are left out). Sharing bills does not imply a personal or political alliance.
District 33
- Counties
- DuPage, Kane, McHenry
- Find your district
- Who represents me?
- House members sharing a county
- Chris Welch (7), Janet Yang Rohr (41), Margaret DeLaRosa (42), Anna Moeller (43), Marti Deuter (45), Diane Blair-Sherlock (46), Amy Grant (47), Jennifer Sanalitro (48), Maura Hirschauer (49), Barbara Hernandez (50), Marty McLaughlin (52), Michelle Mussman (56), Steve Reick (63), Tom Weber (64), Dan Ugaste (65), Suzanne Ness (66), Joe Sosnowski (69), Jeff Keicher (70), Norma Hernandez (77), Anne Stava (81), Nicole La Ha (82), Matt Hanson (83), Stephanie Kifowit (84), Dee Avelar (85)
Official district map: see the official Senate page.
Lobbyist reports naming this member 2025 to 2026
No lobbyist expenditure reports naming this member are in our data.
Registered lobbyists and the organizations they represent are on our sister site, the Illinois Lobby Guide.
A reported expenditure is a legal, disclosed activity and does not imply wrongdoing.
Source
Copied from https://www.ilga.gov/Senate/Members/Details/3334 on November 2, 2026, through Open States people data (CC0), checked against official legislature rosters. Not endorsed by the Illinois State Senate.