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Official portrait of Bob Duff

Photo: Connecticut General Assembly. Source.

25Senate
District

Connecticut State Senate

Senator Bob Duff

SeatSenate District 25
PartyDemocratic
Capitol officeRoom 3300 · Legislative Office Building
Mailing addressRoom 3300, Legislative Office Building 300 Capitol Ave., Hartford, CT 06106
Capitol phone860-240-0414
Write toduff@senatedems.ct.gov (official address)
TenureServing since January 7, 2005

Committees 2

Bills, 2026 session 58 as principal author · 0 as coauthor

All 58 bills as principal author ›

Bills and sponsors: Open States bulk data (public domain dedication), 2026-10-public.pgdump; status is read from the official actions. About the momentum score

Effectiveness 2026 session

1.3110th of 36 in the Senate
75th percentile
Bills & joint resolutions authored33
… passed committee / chamber / both33 / 27 / 7
… became law7
Carried in the other chamber (became law)18 (1)
Points vs. Senate majority average140 ÷ 107.16 = 1.31
Most-authored topicsSchools (K–12) (9), Budget & taxes (3), Children, families & social services (3)

Senate rankings · How the score works. A count of bill progress, not a judgment of the member's work.

Closest allies co-authorship, 2025–26

“Written together” = 2026 session 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 25

Counties
Fairfield
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House members sharing a county
Raghib Allie-Brennan (2), Savet Constantine (42), Mitch Bolinsky (106), Marty Foncello (107), Pat Callahan (108), Farley Santos (109), Bob Godfrey (110), Aimee Berger-Girvalo (111), Tony Scott (112), Amy Romano (113), Kaitlyn Shake (120), Joe Gresko (121), Ben McGorty (122), Dave Rutigliano (123), Andre Baker (124), Tom O'Dea (125), Fred Gee (126), Marcus Brown (127), Christopher Rosario (128), Steve Stafstrom (129), Tone Felipe (130), Jenn Leeper (132), Cristin McCarthy Vahey (133), Sarah Keitt (134), Anne Hughes (135), Jonathan Steinberg (136), Kadeem Roberts (137), Ken Gucker (138), Travis Simms (140), Tracy Marra (141), Lucy Dathan (142), Dominique Johnson (143), Hubert Delany (144), Corey Paris (145), Eilish Collins Main (146), Matt Blumenthal (147), Jonathan Jacobson (148), Tina Courpas (149), Steve Meskers (150), Héctor Arzeno (151)
Senate District 25 and neighboursSenate District 21: Jason Perillo (R)Senate District 22: Sujata Gadkar-Wilcox (D)Senate District 25: Bob Duff (D)Senate District 26: Ceci Maher (D)Senate District 27: Pat Miller (D)Senate District 28: Tony Hwang (R)Senate District 36: Ryan Fazio (R)New HavenFairfield21222526272836
District 25 outlined; neighbours link to their members. Full map › · Census 2024 boundaries, simplified.

Official district map: see the official Senate page.

Lobbyist reports naming this member 2025–2026

No lobbyist expenditure reports naming this member are in our data.

Registered lobbyists and the organizations they represent are on our sister site, the Connecticut Lobby Guide.

A reported expenditure is a legal, disclosed activity and does not imply wrongdoing.

Source

Copied from https://cga.ct.gov/asp/CGABillStatus/CGAMemberBills.asp?dist_code=%27S25%27&dist_name=Duff,%20Bob on October 31, 2026, through Open States people data (CC0); member counts checked against official seat counts. Not endorsed by the Connecticut State Senate.

Sources for this page

Copied from public pages of the Connecticut House of Representatives and the Connecticut State Senate, through Open States people data (CC0); member counts checked against official seat counts. Neither Connecticut Capitol Guide nor this information, as presented here, is endorsed by the Connecticut House of Representatives or the Connecticut State Senate.