Tammy Duckworth
U.S. Senator from Illinois since 2017. Next on the ballot in 2028.
U.S. Senator from IllinoisBorn 1968
- In office
- 9 yrs
- Since 2017
- Bills became law
- 1
- 65 sponsored, 119th Congress
- Votes missed
- 6.6%
- Chamber median 2.1%
- With party
- 98%
- On votes splitting the parties
- Last margin
- +15.3
- Won 2022
- Next election
- 2028
- Nov 7, 2028
Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Nov 7, 2026, 3:00 PM ET
Committees
119th Congress.
- Senate Committee on Armed ServicesAirlandPersonnelReadiness and Management Support
- Senate Committee on Commerce, Science, and TransportationAviation, Space, and Innovation · Ranking MemberTelecommunications and MediaSurface Transportation, Freight, Pipelines, and Safety
- Senate Committee on Foreign RelationsEurope and Regional Security CooperationMultilateral International Development, Multilateral Institutions, and International Economic, Energy, and Environmental Policy · Ranking MemberState Department and USAID Management, International Operations, and Bilateral International Development
- Senate Committee on Veterans' Affairs
Source: congress-legislators committeesUpdated Nov 7, 2026, 3:00 PM ET
Legislation
Transportation and Public Works · Became law Nov 2025
Transportation and Public Works · Passed Senate Oct 2026
Government Operations and Politics · In committee Sep 2026
Source: Congress.gov billsUpdated Nov 6, 2026, 3:27 PM ET
Voting record
Where Duckworth sits in the U.S. Senate
Duckworth is closer to the center than 33% of the chamber's Democrats.
Closest: Cory Booker, Angela D. Alsobrooks, Richard Blumenthal
Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 5:06 PM ET
With Duckworth’s party
- Votes with the chamber's Democrats98%
- Cosponsorships of the other party's bills21%
Black tick: the average of Democrats in the U.S. Senate.
Source: 99chambers legislative scores from roll calls and cosponsorships
Key votes
Votes chosen for their effect, not their side: Duckworth’s vote, each party’s majority, and the result. An orange vote differs from most Democrats.
| Date | Bill | Duckworth | Dem. majority | Rep. majority | Result |
|---|---|---|---|---|---|
| Jun 5, 2026 | S 2: Secure America Act | No | No | Yes | Passed 52–47 |
| Apr 16, 2026 | HJRES 140: Providing for congressional disapproval under chapter 8 of title 5, United States Code,… | No | No | Yes | Passed 50–49 |
| Feb 12, 2026 | HJRES 142: Disapproving the action of the District of Columbia Council in approving the D.C.… | No | No | Yes | Passed 49–47 |
| Jan 30, 2026 | HR 7148: Consolidated Appropriations Act, 2026 | No | No | Yes | Passed 71–29 |
| Dec 4, 2025 | HJRES 131: Providing for congressional disapproval under chapter 8 of title 5, United States Code,… | No | No | Yes | Passed 49–45 |
Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls
Career
Offices held, and every time Duckworth 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.
| Year | Race | Result | Margin |
|---|---|---|---|
| 2022 | U.S. Senate, Illinois | Won | D+15.3 |
| 2016 | U.S. Senate, Illinois | Won | D+15.1 |
| 2014 | U.S. House, IL-8 | Won | D+11.5 |
| 2012 | U.S. House, IL-8 | Won | D+9.5 |
| 2006 | U.S. House, IL-6 | Lost | R+2.7 |
Source: 99chambers results archive
Seats Duckworth has held
- U.S. Senate, Illinois · 2017–2029
- U.S. House, IL-8 · 2013–2017
Source: 99chambers results archive
Who Duckworth has run against
- Kathy Salvi (R) · 2022 general, won
- Mark Kirk (R) · 2016 general, won
- Larry Kaifesh (R) · 2014 general, won
- Joe Walsh (R) · 2012 general, won
- Peter J. Roskam (R) · 2006 general, lost
Source: 99chambers results archive
How we know Duckworth
One person, matched across every source we use.
- Bioguide D000622
- FEC H6IL06141
- Wikidata Q3036410
- Ballotpedia Tammy Duckworth
- Vote Smart 57442
- GovTrack 412533
- OpenSecrets N00027860
Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Nov 7, 2026, 3:00 PM ET