Composite score - coming soon
Mazie K. Hirono
U.S. Senator · Hawaii
- Democrat
- Since 2007
- Tenure: 4+ terms
Refreshed 19 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
668 days (180 needed)
Promise capture coverage
0 of 3 source kinds settled
Recent activity
| Date | Action | Policy | Status |
|---|---|---|---|
| 2025-01-30 | Sponsored | S 343 — Keep Our PACT Act | Proposed |
| 2025-01-29 | Voted nay on “On the Cloture Motion PN11-3”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-01-29 | Voted nay on “On the Nomination PN11-23”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-01-29 | Voted nay on “On the Cloture Motion PN11-23”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-01-29 | Sponsored | S 315 — AM Radio for Every Vehicle Act of 2025 | Active |
| 2025-01-29 | Sponsored | S 310 — Build Housing with Care Act of 2025 | Proposed |
| 2025-01-28 | Voted nay on “On Cloture on the Motion to Proceed H.R. 23”Cloture on the Motion to Proceed Rejected | HR 23 — Illegitimate Court Counteraction Act | Active |
| 2025-01-28 | Voted nay on “On the Nomination PN11-6”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-01-28 | Sponsored | S 280 — Global Health, Empowerment and Rights Act | Proposed |
| 2025-01-28 | Sponsored | SRES 42 — A resolution condemning the pardons for individuals who were found guilty of assaulting Capitol Police Officers. | Proposed |
| 2025-01-27 | Voted yea on “On the Cloture Motion PN11-6”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-01-27 | Voted nay on “On the Nomination PN11-1”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-01-27 | Sponsored | S 260 — Bottles and Breastfeeding Equipment Screening Enhancement Act | Passed 2025-11-25 |
| 2025-01-25 | Voted nay on “On the Cloture Motion PN11-1”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-01-25 | Voted nay on “On the Nomination PN11-11”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-01-24 | Voted nay on “On the Cloture Motion PN11-11”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-01-24 | Voted nay on “On the Nomination PN11-7”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-01-23 | Voted nay on “On the Cloture Motion PN11-7”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-01-23 | Voted nay on “On the Nomination PN11-19”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-01-23 | Voted nay on “On the Cloture Motion PN11-19”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-01-23 | Sponsored | S 232 — Preventing Algorithmic Collusion Act of 2025 | Proposed |
| 2025-01-23 | Sponsored | S 237 — Honoring Our Fallen Heroes Act of 2025 | Active |
| 2025-01-22 | Voted nay on “On Cloture on the Motion to Proceed S. 6”Cloture on the Motion to Proceed Rejected | S 6 — Born-Alive Abortion Survivors Protection Act | Proposed |
| 2025-01-22 | Sponsored | S 193 — Neighbors Not Enemies Act | Proposed |
| 2025-01-21 | Voted nay on “On the Motion to Proceed PN11-7”Motion to Proceed Agreed to | No bill (motion or nomination) |