Composite score - coming soon
Mazie K. Hirono
U.S. Senator · Hawaii
- Democrat
- Since 2007
- Tenure: 4+ terms
Refreshed 23 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
670 days (180 needed)
Promise capture coverage
0 of 3 source kinds settled
Recent activity
| Date | Action | Policy | Status |
|---|---|---|---|
| 2025-08-01 | Voted nay on “On the Amendment S.Amdt. 3428 to S.Amdt. 3411 to H.R. 3944 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-08-01 | Voted nay on “On the Amendment S.Amdt. 3113 to S.Amdt. 3411 to H.R. 3944 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-08-01 | Voted nay on “On the Amendment S.Amdt. 3414 to S.Amdt. 3411 to H.R. 3944 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-08-01 | Voted yea on “On the Amendment S.Amdt. 3466 to S.Amdt. 3411 to H.R. 3944 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-08-01 | Voted yea on “On the Amendment S.Amdt. 3115 to S.Amdt. 3411 to H.R. 3944 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-08-01 | Voted yea on “On the Amendment S.Amdt. 3447 to S.Amdt. 3411 to H.R. 3944 (No short title on file)”Amendment Rejected | No bill (motion or nomination) | |
| 2025-08-01 | Voted yea on “On the Motion (Motion to Waive All Applicable Budgetary Points of Order Re: Merkley Amdt. No. 3114)”Motion Rejected | No bill (motion or nomination) | |
| 2025-08-01 | Voted nay on “On the Cloture Motion PN55-36”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-08-01 | Voted nay on “On the Nomination PN25-35”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-08-01 | Voted nay on “On the Nomination PN13-11”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-08-01 | Voted nay on “On the Cloture Motion PN13-11”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-08-01 | Sponsored | S 2652 — Pacific Ready Coast Guard Act | Proposed |
| 2025-08-01 | Sponsored | SRES 366 — A resolution commemorating the 69th anniversary of the continuous operations of the Mauna Loa Observatory. | Proposed |
| 2025-08-01 | Sponsored | S 2671 — Reproductive Rights Are Human Rights Act of 2025 | Proposed |
| 2025-07-31 | Voted nay on “On the Cloture Motion PN25-26”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-07-31 | Voted nay on “On the Cloture Motion PN26-49”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-07-31 | Voted nay on “On the Cloture Motion PN13-11”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-07-31 | Voted nay on “On the Nomination PN55-28”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-07-31 | Voted nay on “On the Nomination PN26-25”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-07-31 | Voted nay on “On the Cloture Motion PN55-28”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-07-31 | Voted nay on “On the Nomination PN141-30”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-07-31 | Voted nay on “On the Nomination PN26-42”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-07-31 | Voted nay on “On the Nomination PN25-8”Nomination Confirmed | No bill (motion or nomination) | |
| 2025-07-31 | Voted nay on “On the Cloture Motion PN141-30”Cloture Motion Agreed to | No bill (motion or nomination) | |
| 2025-07-31 | Sponsored | S 2614 — Protecting and Preserving Social Security Act | Proposed |