Composite score - coming soon
Mazie K. Hirono
U.S. Senator · Hawaii
- Democrat
- Since 2007
- Tenure: 4+ terms
Refreshed 14 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 |
|---|---|---|---|
| 2026-03-19 | Sponsored | S 4145 — Pro Codes Act of 2026 | Proposed |
| 2026-03-19 | Sponsored | S 4157 — No Bailout for Crypto Act | Proposed |
| 2026-03-18 | Voted yea on “On the Motion to Discharge S.J.Res. 118”Motion to Discharge Rejected | SJRES 118 — 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 |
| 2026-03-18 | Sponsored | S 4111 — Big Oil Windfall Profits Tax Act | Proposed |
| 2026-03-18 | Sponsored | SRES 650 — A resolution recognizing the heritage, culture, and contributions of American Indian, Alaska Native, and Native Hawaiian women in the United States. | Passed 2026-03-18 |
| 2026-03-17 | Voted nay on “On the Motion to Proceed S. 1383”Motion to Proceed Agreed to | S 1383 — Veterans Accessibility Advisory Committee Act of 2025 | Active |
| 2026-03-17 | Voted nay on “On the Nomination PN787-4”Nomination Confirmed | No bill (motion or nomination) | |
| 2026-03-17 | Voted nay on “On the Cloture Motion PN787-4”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2026-03-17 | Sponsored | S 4107 — Antitrust Accountability and Transparency Act | Proposed |
| 2026-03-12 | Voted nay on “On Cloture on the Motion to Proceed H.R. 7147”Cloture on the Motion to Proceed Rejected | HR 7147 — Homeland Security and Further Additional Continuing Appropriations Act, 2026. | Passed 2026-04-30 |
| 2026-03-12 | Voted yea on “On Passage of the Bill H.R. 6644”Bill Passed | HR 6644 — 21st Century ROAD to Housing Act | Passed 2026-07-11 |
| 2026-03-12 | Sponsored | S 4081 — Fair Wages for Home Care Workers Act | Proposed |
| 2026-03-12 | Sponsored | S 4083 — Working Americans’ Tax Cut Act | Proposed |
| 2026-03-12 | Sponsored | S 4094 — Corruption Clawback Act | Proposed |
| 2026-03-11 | Voted yea on “On the Cloture Motion H.R. 6644”Cloture Motion Agreed to | HR 6644 — 21st Century ROAD to Housing Act | Passed 2026-07-11 |
| 2026-03-11 | Voted yea on “On the Amendment S.Amdt. 4308 to H.R. 6644 (No short title on file)”Amendment Agreed to | No bill (motion or nomination) | |
| 2026-03-11 | Sponsored | S 1677 — Ensuring Lasting Smiles Act | Proposed |
| 2026-03-10 | Voted yea on “On the Cloture Motion S.Amdt. 4308 to H.R. 6644 (No short title on file)”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2026-03-10 | Voted yea on “On the Nomination PN711”Nomination Confirmed | No bill (motion or nomination) | |
| 2026-03-10 | Sponsored | S 120 — Disaster Housing Reform for American Families Act | Proposed |
| 2026-03-10 | Sponsored | S 4038 — Small Business Liberation 2.0 Act | Proposed |
| 2026-03-10 | Sponsored | S 2903 — Safe Step Act | Proposed |
| 2026-03-10 | Sponsored | SCONRES 28 — A concurrent resolution expressing support for the recognition of March 10, 2026, as "Abortion Provider Appreciation Day". | Proposed |
| 2026-03-09 | Voted yea on “On the Cloture Motion PN711”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2026-03-05 | Voted nay on “On Cloture on the Motion to Proceed H.R. 7147”Cloture on the Motion to Proceed Rejected | HR 7147 — Homeland Security and Further Additional Continuing Appropriations Act, 2026. | Passed 2026-04-30 |