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Official portrait of Mazie K. Hirono
DemocratU.S. Senator, Hawaii

Mazie K. Hirono

In the Senate since Jan 3, 2013 (3 terms). Current term ends Jan 3, 2031. Born Nov 3, 1947.

Official website · DC office 202-224-6361 · @MazieHirono

Source: unitedstates/congress-legislators

At a glance

41Bills and joint resolutions sponsored (119th)
0Sponsored bills that became law
405Bills cosponsored
0.4%Roll-call votes missed (4 of 915)
96.2%Votes with own party's majority
$616,935Raised, 2025 to 2026 cycle

Sources: GovInfo Bill Status (Congress.gov data); Voteview roll-call data; FEC. Party-unity counts only votes where the party majority took a side; independents who caucus with Democrats are compared with Democrats.

Bills sponsored

BillTitleIntroducedLatest action
S. 5578A bill to amend the Federal Water Pollution Control Act to establish the Hawaiian Islands Program, and for other purposes.
Environmental Protection · 1 cosponsors
Sep 29, 2026Read twice and referred to the Committee on Environment and Public Works.
Sep 29, 2026
S. 5577A bill to amend the Federal Water Pollution Control Act to provide grants to upgrade or convert small-capacity cesspools for households in the State of Hawaii.
Environmental Protection · 1 cosponsors
Sep 29, 2026Read twice and referred to the Committee on Environment and Public Works.
Sep 29, 2026
S. 5331Protect American Values Act of 2026
Immigration · 15 cosponsors
Aug 6, 2026Read twice and referred to the Committee on the Judiciary.
Aug 6, 2026
S. 5189A bill to amend title 10, United States Code, and the National Defense Authorization Act for Fiscal Year 1994, to codify and clarify gender neutral standards for members of certain Armed Forces, and for other purposes.
Armed Forces and National Security · 24 cosponsors
Jul 30, 2026Read twice and referred to the Committee on Armed Services.
Jul 30, 2026
S. 4920SAFER Health Act of 2026
Health · 13 cosponsors
Jun 24, 2026Read twice and referred to the Committee on Health, Education, Labor, and Pensions.
Jun 24, 2026
S. 4859Pell Grant Preservation and Expansion Act of 2026
Education · 30 cosponsors
Jun 23, 2026Read twice and referred to the Committee on Health, Education, Labor, and Pensions.
Jun 23, 2026
S. 4857Open Meetings Act of 2026
Law · 0 cosponsors
Jun 23, 2026Read twice and referred to the Committee on the Judiciary.
Jun 23, 2026
S. 4579All Students Count Act of 2026
Education · 7 cosponsors
May 20, 2026Read twice and referred to the Committee on Health, Education, Labor, and Pensions.
May 20, 2026
S. 4354STAR Act
Transportation and Public Works · 1 cosponsors
Apr 21, 2026Read twice and referred to the Committee on Commerce, Science, and Transportation.
Apr 21, 2026
S.J.Res. 151A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Consumer Financial Protection relating to the withdrawal of the rule relating to "Bulletin 2023-01: Unfair Billing and Collection Practices After Bankruptcy Discharges of Certain Student Loan Debts".
Finance and Financial Sector · 0 cosponsors
Mar 26, 2026Read twice and referred to the Committee on Banking, Housing, and Urban Affairs.
Mar 26, 2026
S. 3851A bill to amend the Food, Agriculture, Conservation, and Trade Act of 1990 to ensure adequate staffing and resources for the Institute of Tropical Forestry and the Institute of Pacific Islands Forestry.
Agriculture and Food · 1 cosponsors
Feb 11, 2026Read twice and referred to the Committee on Agriculture, Nutrition, and Forestry.
Feb 11, 2026
S. 3724Improving Reporting to Prevent Hate Act of 2026
Crime and Law Enforcement · 1 cosponsors
Jan 29, 2026Read twice and referred to the Committee on the Judiciary.
Jan 29, 2026
S. 3613Hawai‘i National Cemetery Act
Armed Forces and National Security · 0 cosponsors
Jan 12, 2026Read twice and referred to the Committee on Veterans' Affairs.
Jan 12, 2026
S. 3419Reuniting Families Act
Immigration · 1 cosponsors
Dec 10, 2025Read twice and referred to the Committee on the Judiciary.
Dec 10, 2025
S. 2923PAAF Act
Immigration · 5 cosponsors
Sep 19, 2025Read twice and referred to the Committee on the Judiciary.
Sep 19, 2025
S. 2897Tropical Plant Health Initiative Act
Agriculture and Food · 1 cosponsors
Sep 18, 2025Read twice and referred to the Committee on Agriculture, Nutrition, and Forestry.
Sep 18, 2025
S. 2614Protecting and Preserving Social Security Act
Social Welfare · 2 cosponsors
Jul 31, 2025Read twice and referred to the Committee on Finance.
Jul 31, 2025
S. 2633Saving NOAA’s Workforce Act
Public Lands and Natural Resources · 1 cosponsors
Jul 31, 2025Read twice and referred to the Committee on Commerce, Science, and Transportation.
Jul 31, 2025
S. 2631Saving NIST’s Workforce Act
Science, Technology, Communications · 1 cosponsors
Jul 31, 2025Read twice and referred to the Committee on Commerce, Science, and Transportation.
Jul 31, 2025
S. 2630Saving NSF’s Workforce Act
Science, Technology, Communications · 1 cosponsors
Jul 31, 2025Read twice and referred to the Committee on Commerce, Science, and Transportation.
Jul 31, 2025

Showing the 20 most recent. Full list: Congress.gov member page. Bill data: GovInfo Bill Status bulk data.

Recent roll-call votes

DateVoteQuestionPosition
Sep 30, 2026Senate roll call 915
PN1129
On the Nomination
Keith Sonderling, of Florida, to be Secretary of Labor
Result: Nomination Confirmed
Nay
Sep 30, 2026Senate roll call 914
PN1129
On the Cloture Motion
Keith Sonderling, of Florida, to be Secretary of Labor
Result: Cloture Motion Agreed to
Nay
Sep 30, 2026Senate roll call 913
HR9340
On Cloture on the Motion to Proceed
A bill to amend the Public Utility Regulatory Policies Act of 1978 to establish a Federal standard relating to the recovery of the full, incremental costs of upgrades that serve large-load customers, and for other purposes.
Result: Cloture on the Motion to Proceed Rejected
Nay
Sep 30, 2026Senate roll call 912
HR7008
On Cloture on the Motion to Proceed
A bill to amend chapter 131 of title 5 to require certain restrictions on stocks for Members of Congress and their spouses and dependents, and for other purposes.
Result: Cloture on the Motion to Proceed Rejected
Nay
Sep 29, 2026Senate roll call 911
SRES852
On the Motion to Discharge
A resolution requesting information on Israel's human rights practices pursuant to section 502B(c) of the Foreign Assistance Act of 1961.
Result: Motion to Discharge Rejected
Yea
Sep 29, 2026Senate roll call 910
SJRES197
On the Motion to Proceed
A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Centers for Medicare & Medicaid Services of the Department of Health and Human Services relating to "Patient Protection and Affordable Care Act, HHS Notice of Benefit and Payment Parameters for 2027; and Basic Health Program".
Result: Motion to Proceed Rejected
Yea
Sep 28, 2026Senate roll call 909
S4668
On Passage of the Bill
A bill to protect the name, image, and likeness rights of, and provide protections for, student athletes and to promote fair competition among intercollegiate athletics, and for other purposes.
Result: Bill Passed
Yea
Sep 28, 2026Senate roll call 908
S4668
On the Amendment
To establish certain standards with respect to coaches of varsity sports teams.
Result: Amendment Rejected
Yea
Sep 28, 2026Senate roll call 907
S4668
On the Amendment
To increase the limitation on funding for post-eligibility insurance and catastrophic injury for student athletes.
Result: Amendment Rejected
Yea
Sep 28, 2026Senate roll call 906
S4668
On the Amendment
To limit price increases for college athletics tickets.
Result: Amendment Rejected
Yea
Sep 28, 2026Senate roll call 905
S4668
On the Amendment
To improve the bill.
Result: Amendment Rejected
Nay
Sep 28, 2026Senate roll call 904
S4668
On the Amendment
To modify the provision relating to the relationship of this Act to existing law.
Result: Amendment Agreed to
Yea
Sep 24, 2026Senate roll call 903
HCONRES89
On the Concurrent Resolution
A concurrent resolution directing the President, pursuant to section 5(c) of the War Powers Resolution, to remove United States Armed Forces from hostilities with Iran.
Result: Concurrent Resolution Rejected
Yea
Sep 24, 2026Senate roll call 902
S4668
On the Cloture Motion
A bill to protect the name, image, and likeness rights of, and provide protections for, student athletes and to promote fair competition among intercollegiate athletics, and for other purposes.
Result: Cloture Motion Agreed to
Nay
Sep 24, 2026Senate roll call 901
S4668
On the Amendment
In the nature of a substitute.
Result: Amendment Agreed to
Nay

Source: Voteview (UCLA), built from official House Clerk and Senate roll calls. Full record: GovTrack.

Committees

Source: unitedstates/congress-legislators committee membership

Earmarks (Community Project Funding / Congressionally Directed Spending)

Draft: project-level earmark requests are not loaded yet. Members post their requests publicly; see the Senate Appropriations Committee list and the member's own website.

Sources: Senate Appropriations Committee · member website

Campaign money

$616,935Total raised
$548,329From individuals
$659,957Spent
$1,362,853Cash on hand

Source: FEC candidate summary, S2HI00106, coverage through Sep 30, 2026. Top donors: OpenSecrets.

Positions and background

Read the member's stated positions, ratings from interest groups, and biography from independent sources:

Vote SmartBallotpediaGovTrackCongressional BiographyWikipedia

Data refreshed Oct 29, 2026.