Composite score - coming soon
Mazie K. Hirono
U.S. Senator · Hawaii
- Democrat
- Since 2007
- Tenure: 4+ terms
Refreshed 20 h ago
As of 2026-10-19 · Methodology 2026.10.1Contact info
Capitol office
109 Hart Senate Office Building Washington DC 20510
202-224-6361
District offices
Honolulu
View all contact info
- Official website
- Biographical Directory of Congress
- GovTrack
- Capitol office: 109 Hart Senate Office Building Washington DC 20510 · 202-224-6361
- 300 Ala Moana Blvd., Rm. 3-106, Prince Kuhio Federal Building, Honolulu, HI, 96850 · 808-522-8970
Evidence & sources
U.S. Senate roll-call votes
Votes and participation (senate.gov)
Congress.gov bill records
Sponsored and enacted bills
congress-legislators
Terms, committees, offices
Stale, last successful update 2026-10-23
View all sourcesExplore this record
Scorecard
Voting Record
45.2/ 100
Ranked 36 of 47 in the Senate minority
Voting Record
45.2/ 100
How this score is calculated:
Roll calls cast
911 of 914 while seated (99.7%)
94th percentile in cohort · 30 % weight
Substantive bills sponsored
40 of 40 sponsored · 40.6 points
24th percentile in cohort · 70 % weight
Bills enacted
0 sponsored · 2 cosponsored
0 passed a chamber · 0 reported · 40 introduced
Promise Adherence
0 of 5 promises scored
Collecting data - coming soon
Promise Adherence
0 of 5 promises scored
How this score is calculated:
Reviewed promises
0 scored of 5 needed
0 promises from 0 sources this term
Days in office this term
669 days (180 needed)
Promise capture coverage
0 of 3 source kinds settled
Recent activity
| Date | Action | Policy | Status |
|---|---|---|---|
| 2025-12-09 | Voted nay on “On the Cloture Motion PN615-1”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-09 | Voted nay on “On the Nomination PN466-1”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-12-09 | Sponsored | S 3395 — Mammography Access for Veterans Act of 2025 | Proposed |
| 2025-12-08 | Voted nay on “On the Cloture Motion PN466-1”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-08 | Sponsored | SRES 533 — A resolution condemning white supremacy, hate, and antisemitism, and efforts to give a platform to these dangerous ideologies. | Proposed |
| 2025-12-04 | Voted yea on “On the Nomination PN520-4”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-12-04 | Voted nay on “On the Cloture Motion S.Res. 520”Cloture Motion Rejected | SRES 520 — An executive resolution authorizing the en bloc consideration in Executive Session of certain nominations on the Executive Calendar. | Proposed |
| 2025-12-04 | Voted nay on “On the Joint Resolution H.J.Res. 131”Joint Resolution Passed | HJRES 131 — Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Land Management relating to Coastal Plain Oil and Gas Leasing Program Record of Decision. | Passed 2025-12-11 |
| 2025-12-04 | Sponsored | S 3375 — Native Arts and Culture Promotion Act | Proposed |
| 2025-12-04 | Sponsored | SRES 531 — A resolution celebrating the 50th anniversary of the Individuals with Disabilities Education Act on November 29, 2025, and recognizing its transformative impact on the education of children with disabilities. | Passed 2025-12-04 |
| 2025-12-04 | Sponsored | S 3365 — Right to Read Act of 2025 | Proposed |
| 2025-12-03 | Voted yea on “On the Cloture Motion PN520-4”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-03 | Voted nay on “On the Motion to Proceed S.J.Res. 91”Motion to Proceed Agreed to | SJRES 91 — A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Land Management relating to "Coastal Plain Oil and Gas Leasing Program Record of Decision". | Active |
| 2025-12-03 | Voted nay on “On the Nomination PN520-3”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-12-03 | Voted nay on “On the Cloture Motion PN520-3”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-03 | Sponsored | S 3322 — Upholding Protections for Unaccompanied Children Act of 2025 | Proposed |
| 2025-12-03 | Sponsored | S 3319 — Workforce of the Future Act of 2025 | Proposed |
| 2025-12-03 | Sponsored | S 3326 — Temporary Immigration Judge Integrity Act | Proposed |
| 2025-12-02 | Voted nay on “On the Nomination PN520-2”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-12-02 | Voted nay on “On the Cloture Motion PN520-2”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-02 | Voted nay on “On the Nomination PN520-1”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-12-02 | Sponsored | S 3308 — Artificial Intelligence Civil Rights Act of 2025 | Proposed |
| 2025-12-02 | Sponsored | S 3307 — Inspector General Access Act of 2025 | Proposed |
| 2025-12-01 | Voted nay on “On the Cloture Motion PN520-1”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-12-01 | Sponsored | S 3285 — ADOPT Act of 2025 | Proposed |