Composite score - coming soon
Mazie K. Hirono
U.S. Senator · Hawaii
- Democrat
- Since 2007
- Tenure: 4+ terms
Refreshed 8 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 |
|---|---|---|---|
| 2026-06-02 | Voted nay on “On the Nomination PN851-2”Nomination Confirmed | No bill (motion or nomination) | |
| 2026-06-02 | Voted nay on “On the Cloture Motion PN851-2”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2026-06-02 | Voted nay on “On the Nomination PN851-3”Nomination Confirmed | No bill (motion or nomination) | |
| 2026-06-01 | Voted nay on “On the Cloture Motion PN851-3”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2026-06-01 | Sponsored | SCONRES 34 — A concurrent resolution recognizing the importance of saving lives, reducing gun violence, and strengthening public safety as the United States celebrates its 250th anniversary. | Proposed |
| 2026-06-01 | Sponsored | SRES 755 — A resolution honoring the life of the Honorable Donald W. Riegle, Jr., former Senator for the State of Michigan. | Passed 2026-06-01 |
| 2026-06-01 | Sponsored | S 3267 — ASAP Act | Proposed |
| 2026-05-21 | Sponsored | S 4618 — Elementary and Secondary School Counseling Act | Proposed |
| 2026-05-21 | Sponsored | S 4635 — SAFE for Survivors Act of 2026 | Proposed |
| 2026-05-20 | Voted nay on “On the Nomination PN851-6”Nomination Confirmed | No bill (motion or nomination) | |
| 2026-05-20 | Sponsored | S 4608 — Federal Death Penalty Prohibition Act | Proposed |
| 2026-05-20 | Sponsored | SRES 742 — A resolution commemorating the 70th anniversary of the United States Forest Service Institute of Pacific Islands Forestry. | Passed 2026-07-14 |
| 2026-05-20 | Sponsored | S 4579 — All Students Count Act of 2026 | Proposed |
| 2026-05-20 | Sponsored | S 4591 — NO FAKES Act of 2026 | Active |
| 2026-05-20 | Sponsored | SRES 741 — A resolution designating May 2026 as "National Wildfire Preparedness Month". | Passed 2026-06-24 |
| 2026-05-20 | Sponsored | S 475 — Alternatives to PAIN Act | Proposed |
| 2026-05-20 | Sponsored | S 4588 — Taxing Buybacks from Big Oil Windfalls Act | Proposed |
| 2026-05-19 | Voted yea on “On the Motion to Discharge S.J.Res. 185”Motion to Discharge Agreed to | SJRES 185 — A joint resolution to direct the removal of United States Armed Forces from hostilities within or against the Islamic Republic of Iran that have not been authorized by Congress. | Active |
| 2026-05-19 | Voted nay on “On the Cloture Motion PN851-6”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2026-05-19 | Voted nay on “On the Nomination PN851-1”Nomination Confirmed | No bill (motion or nomination) | |
| 2026-05-19 | Voted nay on “On the Cloture Motion PN851-1”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2026-05-19 | Sponsored | S 4572 — Ending Passenger Rail Forced Arbitration Act | Proposed |
| 2026-05-19 | Sponsored | SRES 739 — A resolution honoring the life and legacy of John Seymour, the late Senator for the State of California. | Passed 2026-05-19 |
| 2026-05-19 | Sponsored | S 4574 — MARCH for Military Servicemembers Act | Proposed |
| 2026-05-19 | Sponsored | S 4566 — Increasing Access to Lung Cancer Screening Act | Proposed |