Nonpartisan · Data from OpenStates / Plural Policy · Wisconsin
Democratic
· Senator
Dianne Hesselbein
Represents District 27 in the State Senate.
Votes with Democrats
97%
on 195 party-line votes · Senate Democrats median 97%
Cast a vote
100%
Yea or Nay on 271 of 271 roll calls · Senate median 100%
Their bills that became law
14 of 340
as a primary sponsor, this session · Democrats median 11
Roll calls on record
271
2025-2026 Regular Session
Votes and bills updated Oct 12, 2026 from LegiScan (CC BY 4.0), which republishes the legislature’s own records. Profile details from OpenStates / Plural Policy. Figures cover 2025-2026 Regular Session.
How Dianne Hesselbein votes
A party-line vote is a roll call where most voting Democrats and most voting Republicans took opposite sides. Absences and not-voting are never counted. Same method as our Congress pages.
Where Dianne Hesselbein sits in the Senate
Each dot is one member of the Senate, placed by how often they voted on the Democratic side of party-line votes. Dianne Hesselbein is circled.
Always on the Republican sideAlways on the Democratic side
Times they broke with their party
6 of 195 party-line votes.
AB1034 · Name, image, and likeness rights for University of Wisconsin System student athletes; maintenance costs for University of Wisconsin–Madison intercollegiate athletic facilities; and making an appropriation. (FE)
In plain English Allows University of Wisconsin student athletes to profit from their name, image, and likeness, and funds athletic facility maintenance.
Senate: Read a third time and concurred in · 2026-03-17 · Passed 17–16 · most Democrats voted the other way
SB825 · Environmental review prerequisites for certain major highway project actions.
Senate: Read a third time and passed · 2026-02-18 · Passed 24–9 · most Democrats voted the other way
SB45 · State finances and appropriations, constituting the executive budget act of the 2025 legislature. (FE)
Senate: Read a third time and passed · 2025-07-02 · Passed 19–14 · most Democrats voted the other way
SB45 · State finances and appropriations, constituting the executive budget act of the 2025 legislature. (FE)
Senate: Move to call the question · 2025-07-02 · Passed 22–11 · most Democrats voted the other way
SB45 · State finances and appropriations, constituting the executive budget act of the 2025 legislature. (FE)
Senate: Senate Substitute Amendment 2 adopted · 2025-07-02 · Passed 19–14 · most Democrats voted the other way
SB45 · State finances and appropriations, constituting the executive budget act of the 2025 legislature. (FE)
Senate: Senate Amendment 26 to Senate Substitute Amendment 2 adopted · 2025-07-02 · Passed 20–13 · most Democrats voted the other way
Closest votes they cast
Roll calls decided by the fewest votes, one per bill.
AB248 · Vacancies in appointive state offices.
Senate: Read a third time and concurred in · 2026-03-17 · Passed 17–16
AB1034 · Name, image, and likeness rights for University of Wisconsin System student athletes; maintenance costs for University of Wisconsin–Madison intercollegiate athletic facilities; and making an appropriation. (FE)
In plain English Allows University of Wisconsin student athletes to profit from their name, image, and likeness, and funds athletic facility maintenance.
Senate: Read a third time and concurred in · 2026-03-17 · Passed 17–16
SB384 · Requirements for children born alive following abortion or attempted abortion and providing a penalty.
Senate: Read a third time and passed · 2026-02-11 · Passed 17–16
SB498 · Free speech and academic freedom at University of Wisconsin System institutions and technical colleges, due process in disciplinary proceedings at University of Wisconsin System institutions and technical colleges, and causes of action against the Board of Regents of the University of Wisconsin System and technical college district boards. (FE)
In plain English Requires University of Wisconsin System institutions and technical colleges to protect free speech and academic freedom, provide due process in disciplinary proceedings, and allows legal action against their governing boards.
Senate: Read a third time and passed · 2025-11-18 · Passed 17–16
AB39 · Requiring state employees to perform their work at the offices of their employer.
In plain English Requires state employees to perform their work at their employer's offices.
Senate: Read a third time and concurred in · 2025-10-14 · Passed 17–16
Republicans they vote with most
Share of contested roll calls (the losing side got at least 10%) where both voted and landed on the same side. Unanimous votes are left out, because on those everyone agrees.
Jesse JamesRepublican · District 23 · 207 shared contested votes
13%
Howard MarkleinRepublican · District 17 · 207 shared contested votes
9%
André JacqueRepublican · District 1 · 207 shared contested votes
8%
Their session, month by month
Dark bars are roll calls they were recorded on each month; the red part is the ones without a Yea or Nay (0 in all). Gaps are months the chamber wasn’t voting.
← Wisconsin Delegation
NayYeaYeaNayYeaYeaNayNayNayNayYeaYeaYeaNayYeaYeaYeaYeaNayYeaNayNayYeaYeaYeaYeaYeaNayYeaYeaYeaNayYeaYeaYeaYeaNayNayYeaYeaNayNayNayNayNayYeaYeaYeaYeaYeaYeaNayNayYeaNay
Their bills, from filing to law
Bills Dianne Hesselbein was a primary sponsor of this session. Most bills from either party never leave committee; in Illinois many never get past the Assignments or Rules committee.
Introduced340
Out of committee35
Passed one chamber25
Passed both chambers14
Became law14
Never left committee0
For comparison, the median Democratic member of the Senate has 11 bills that became law this session.
Funding for the University of Wisconsin System freshwater collaborative and making an appropriation. (FE)
An Act Relating to: funding for the University of Wisconsin System freshwater collaborative and making an appropriation. (FE)
FailedSenator Keyeski added as a coauthor · 2026-06-01
Veterans Benefits Education Week.
An Act to create 14.16 (9r) of the statutes; Relating to: Veterans Benefits Education Week.
FailedSenator Keyeski added as a coauthor · 2026-06-01
Funding for a grant administration system for veterans benefits programs and making an appropriation. (FE)
An Act Relating to: funding for a grant administration system for veterans benefits programs and making an appropriation. (FE)
FailedSenator Keyeski added as a coauthor · 2026-06-01
Labeling plants as beneficial to pollinators. (FE)
An Act to create 94.51 of the statutes; Relating to: labeling plants as beneficial to pollinators. (FE)
FailedSenator Keyeski added as a coauthor · 2026-06-01
Special registration plates to support protecting pollinators and making an appropriation. (FE)
An Act to amend 20.370 (1) (fs), 20.395 (5) (cj), 25.29 (1) (f), 341.14 (6r) (c), 341.14 (6r) (e) and 341.14 (6r) (fm) 7.; to create 25.40 (1) (a) 38., 341.14 (6r) (b) 23. and 341.14 (6r) (f) 70. of the statutes; Relating to: special…
FailedSenator Keyeski added as a coauthor · 2026-06-01
Honoring the life and public service of Senator Timothy Francis Cullen.
Relating to: honoring the life and public service of Senator Timothy Francis Cullen.
Became lawNot published. Enrolled Joint Resolution 9 · 2026-05-26
Honoring the life and enduring legacy of Robert George Uecker.
Relating to: honoring the life and enduring legacy of Robert George Uecker.
Became lawNot published. Enrolled Joint Resolution 8 · 2026-05-26
A University of Wisconsin System nonresident tuition exemption. (FE)
An Act to create 36.27 (2) (cr) of the statutes; Relating to: a University of Wisconsin System nonresident tuition exemption. (FE)
FailedFiscal estimate received · 2026-04-24
Longevity bonuses for teachers in school districts. (FE)
An Act to amend 119.04 (1); to create 20.255 (3) (bt), 40.02 (22) (b) 15. and 115.418 of the statutes; Relating to: longevity bonuses for teachers in school districts. (FE)
FailedFiscal estimate received · 2026-04-24
Implementation of an individualized education program or services plan under the Special Needs Scholarship Program. (FE)
An Act to amend 115.7915 (6) (h) of the statutes; Relating to: implementation of an individualized education program or services plan under the Special Needs Scholarship Program. (FE)
FailedRepresentative McCarville added as a cosponsor · 2026-04-21
Human growth and development instruction. (FE)
An Act to repeal 118.019 (2m); to renumber and amend 118.019 (1m) (b) and 118.019 (2d); to amend 115.29 (7), 118.019 (1m) (a), 118.019 (2) (intro.), 118.019 (2) (a) 1. and 2., 118.019 (2) (a) 5., 118.019 (2) (c), 118.019 (2) (e), 118.019 (2) (f),…
FailedFiscal estimate received · 2026-04-15
Grants to school districts to pay student teachers an hourly wage, granting rule-making authority, and making an appropriation. (FE)
An Act to amend 119.04 (1); to create 20.255 (2) (e) and 118.237 of the statutes; Relating to: grants to school districts to pay student teachers an hourly wage, granting rule-making authority, and making an appropriation. (FE)
FailedFiscal estimate received · 2026-04-09
Indication of veteran status of certain service members on operators’ licenses or identification cards. (FE)
An Act to create 45.01 (12) (L) of the statutes; Relating to: indication of veteran status of certain service members on operators’ licenses or identification cards. (FE)
Became lawPublished 4-9-2026 · 2026-04-09
Preference in state and local government contracts and procurement for materials manufactured in the United States and granting rule-making authority. (FE)
An Act to renumber and amend 16.754 (2); to amend 16.754 (3) (intro.) and (a) and 66.0901 (1m) (b); to create 16.754 (2) (b) and 66.0901 (10) of the statutes; Relating to: preference in state and local government contracts and procurement for materials manufactured in…
FailedFiscal estimate received · 2026-04-08
Creating a refundable individual income tax credit for the parent of a stillbirth and making an appropriation. (FE)
An Act to amend 71.10 (4) (i); to create 20.835 (2) (cd) and 71.07 (8n) of the statutes; Relating to: creating a refundable individual income tax credit for the parent of a stillbirth and making an appropriation. (FE)
FailedRepresentative Vining added as a cosponsor · 2026-04-08
Descriptions are the legislature’s own synopsis. Bill data from LegiScan, CC BY 4.0.
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SB485 · 2026-03-17
Video monitoring or recording in residential care centers for children and youth, group homes, and shelter care facilities. (Senate: Decision of the Chair stands as the judgment of the Senate)
SB485 · 2026-03-17
Video monitoring or recording in residential care centers for children and youth, group homes, and shelter care facilities. (Senate: Assembly Substitute Amendment 1 concurred in)
AB373 · 2026-03-17
Creating a refundable individual income tax credit for the parent of a stillbirth and making an appropriation. (FE) (Senate: Read a third time and concurred in)
SB622 · 2026-03-17
Fees related to animal markets, animal dealers, animal truckers, and animal transport vehicles. (FE) (Senate: Assembly Substitute Amendment 7 concurred in)
AB375 · 2026-03-17
Modifications to the historic rehabilitation tax credit. (FE) (Senate: Read a third time and concurred in)
AB619 · 2026-03-17
A tax credit for aviation biofuel manufacturing, authorizing the state to contract public debt for an aviation biofuel project grant, and making an appropriation. (FE) (Senate: Read a third time and concurred in)
AB461 · 2026-03-17
An income tax subtraction for certain overtime compensation. (FE) (Senate: Decision of the Chair stands as the judgment of the Senate)
AB461 · 2026-03-17
An income tax subtraction for certain overtime compensation. (FE) (Senate: Read a third time and concurred in)
AB24 · 2026-03-17
County sheriff assistance with certain federal immigration functions. (FE) (Senate: Senate Substitute Amendment 1 rejected)
AB241 · 2026-03-17
Required ratio of journeyworkers to apprentices in apprenticeship programs and contracts. (Senate: Read a third time and concurred in)
AB670 · 2026-03-17
Exempting persons engaged in certain contract research services from the sales and use tax. (FE) (Senate: Read a third time and concurred in)
AB598 · 2026-03-17
Consent to admissions to certain health care facilities by patient representatives without requiring a petition for guardianship or protective placement. (FE) (Senate: Read a third time and concurred in)
SB798 · 2026-03-17
A wetland assured delineation program, extending the time limit for emergency rule procedures, providing an exemption from emergency rule procedures, and granting rule-making authority. (FE) (Senate: Assembly Substitute Amendment 2 concurred in)
AB460 · 2026-03-17
Pupil eligibility for parental choice programs based upon participation by a sibling or a dependent child of the pupil's parent or guardian. (FE) (Senate: Read a third time and concurred in)
AB387 · 2026-03-17
Correction bill for 2025 Wisconsin Act 15 and making an appropriation. (Senate: Read a third time and concurred in)
SB376 · 2026-03-17
A tax credit for employer-provided child care. (FE) (Senate: Assembly Substitute Amendment 1 concurred in)
AB454 · 2026-03-17
A workforce home loan program. (FE) (Senate: Read a third time and concurred in)
AB601 · 2026-03-17
Excluding certain event or sports wagers from the definition of “bet”. (Senate: Read a third time and concurred in)
AB595 · 2026-03-17
Compliance with the federal Help America Vote Act, voter registration data sharing agreements, removing ineligible voters from the official voter registration list, and fees for obtaining the official voter registration list. (FE) (Senate: Read a third time and concurred in)
AB968 · 2026-03-17
Virtual currency kiosks. (Senate: Read a third time and concurred in)
AB659 · 2026-03-17
Tuition and fee remission or grants for certain veterans and their dependents enrolled in the University of Wisconsin System, a technical college, or a private nonprofit institution of higher education; and the University of Wisconsin System nonresident tuition exemption for certain veterans. (FE) (Senate: Senate Amendment 1 rejected)
AB1027 · 2026-03-17
Requiring information relating to the food stamp program to be compiled and provided to the U.S. Department of Agriculture. (FE) (Senate: Decision of the Chair stands as the judgment of the Senate)
AB130 · 2026-03-17
Exempting certain persons from PFAS enforcement actions under the spills law. (FE) (Senate: Read a third time and concurred in)
SB179 · 2026-03-17
Applying the motor vehicle fuel tax supplier’s administrative allowance to diesel fuel, a motor vehicle fuel tax refund for evaporation losses, and making an appropriation. (FE) (Senate: Assembly Substitute Amendment 1 nonconcurred in)
AB700 · 2026-03-17
An appropriation for refundable long-term care insurance assessment credits and making an appropriation. (FE) (Senate: Read a third time and concurred in)
AB676 · 2026-03-17
Creating a tax credit for insurers for certain investments in community development entities. (FE) (Senate: Read a third time and concurred in)
AB913 · 2026-03-17
Subtraction for certain income of members of the National Guard and Reserves. (FE) (Senate: Read a third time and concurred in)
AB182 · 2026-03-17
Changes to the low-income housing tax credit. (FE) (Senate: Senate Amendment 1 rejected)
AB182 · 2026-03-17
Changes to the low-income housing tax credit. (FE) (Senate: Read a third time and concurred in)
AB650 · 2026-03-17
Funding for identity verification under the unemployment insurance law and making an appropriation. (FE) (Senate: Read a third time and concurred in)
AB759 · 2026-03-17
Eligibility to receive occupational credentials for recipients of deferred action under the Deferred Action for Childhood Arrivals program. (FE) (Senate: Read a third time and concurred in)
SJR116 · 2026-03-17
Prohibiting the governor from using the partial veto to create or increase any tax or fee (second consideration). (Senate: Assembly Substitute Amendment 3 concurred in)
SB480 · 2026-03-17
Residential tax incremental districts. (FE) (Senate: Assembly Amendment 1 concurred in)
SR7 · 2026-03-17
Convening additional senate floor periods to address affordability for Wisconsin. (Senate: Refused to suspend rules to withdraw from committee on Senate Organization)
AB911 · 2026-03-17
Funding for a battery collection and recycling program and making an appropriation. (FE) (Senate: Read a third time and concurred in)
SB248 · 2026-03-17
License eligibility and restriction extensions relating to ignition interlock devices. (Senate: Assembly Substitute Amendment 1 concurred in)
SB176 · 2026-03-17
An income and franchise tax exemption for broadband expansion grants and for federal high-cost program funding for broadband expansion. (FE) (Senate: Assembly Substitute Amendment 1 concurred in)
SB799 · 2026-03-17
Parental access to health records of minors. (Senate: Decision of the Chair stands as the judgment of the Senate)
SJR142 · 2026-03-17
Recognizing the life and extraordinary leadership of Bob Harlan. (Senate: Adopted)
SB225 · 2026-03-17
Regulation of amusement rides located at campgrounds. (FE) (Senate: Assembly Substitute Amendment 1 concurred in)
AB757 · 2026-03-17
The appointment of certain employees of the University of Wisconsin System and faculty governance. (Senate: Senate Substitute Amendment 1 rejected)
AB248 · 2026-03-17
Vacancies in appointive state offices. (Senate: Decision of the Chair stands as the judgment of the Senate)
AB248 · 2026-03-17
Vacancies in appointive state offices. (Senate: Read a third time and concurred in)
AB180 · 2026-03-17
Requiring the Department of Health Services to seek any necessary waiver to prohibit the purchase of candy or soft drinks with FoodShare benefits. (FE) (Senate: Senate Substitute Amendment 2 rejected)
AB180 · 2026-03-17
Requiring the Department of Health Services to seek any necessary waiver to prohibit the purchase of candy or soft drinks with FoodShare benefits. (FE) (Senate: Read a third time and concurred in)
AB685 · 2026-03-17
Individual income tax subtraction for certain theft losses. (FE) (Senate: Read a third time and concurred in)
AB604 · 2026-03-17
Coverage under the Medical Assistance program for incarcerated individuals. (FE) (Senate: Read a third time and concurred in)
AB657 · 2026-03-17
A sales and use tax exemption for nuclear fusion technology projects. (FE) (Senate: Read a third time and concurred in)
AB1034 · 2026-03-17
Name, image, and likeness rights for University of Wisconsin System student athletes; maintenance costs for University of Wisconsin–Madison intercollegiate athletic facilities; and making an appropriation. (FE) (Senate: Read a third time and concurred in)
AB884 · 2026-03-17
Who may purchase certain contractual services and technical changes to tax provisions related to qualified retirement plans and the film production services credit. (Senate: Read a third time and concurred in)
AB957 · 2026-03-17
Internet crimes against children law enforcement and making an appropriation. (FE) (Senate: Read a third time and concurred in)
AB1032 · 2026-03-17
The sale of property under Department of Natural Resources jurisdiction to prevent the spread of avian flu. (Senate: Decision of the Chair stands as the judgment of the Senate)
AB549 · 2026-02-18
Manufactured home sales and certificates of title and modifying administrative rules of the Department of Safety and Professional Services related to manufactured home purchase contracts. (FE) (Senate: Decision of the Chair stands as the judgment of the Senate)
SB522 · 2026-02-18
The appointment of a guardian ad litem in a proceeding to grant reasonable visitation rights to a nonparent. (FE) (Senate: Read a third time and passed)
SB287 · 2026-02-18
The employment eligibility verification program and granting rule-making authority. (FE) (Senate: Read a third time and passed)
Complete voting record from LegiScan (showing the 60 most recent of 271 total roll-call votes this session).
Capitol Office
📍State Capitol Room 206 South, P.O. Box 7882 , 2 E. Main St., Madison, WI 53707
🖨Fax: 608-282-3567
Official Links
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