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U.S. Senator · Hawaii
Mazie K. Hirono
DemocratState D+13119th Congress
Typical swing score22#94 of 100 senators across tracked bills
Contact Mazie K. Hirono’s office
Official D.C. office details from the congress-legislators datasetWashington, D.C. office109 Hart Senate Office Building Washington DC 20510
Model
Directional: count only breaks toward the other partyWhy do scores change?v3default (selected)v2 model swing-v2
Signals to watch
What in this member’s state, record and ideology could move them, and in which direction. Their score is the same on every bill they haven’t committed to, so these are the things to watch.Could pull them toward Republicans · 1 signal
- StrongBacks 11 Republican-led tracked billsSponsor or active cosponsor of 11 of the 865 tracked bills that were introduced by Republicans: S. 736, S. 761, S. 787, S. 825, S. 1318 and 6 more.
- Sponsored or cosponsored: S. 736 Lieutenant Osvaldo Albarati Stopping Prison Contraband Act
- Sponsored or cosponsored: S. 761 Truth and Healing Commission on Indian Boarding School Policies Act of 2025
- Sponsored or cosponsored: S. 787 VetPAC Act of 2025
Show all 10
- Sponsored or cosponsored: S. 825 Fighting Post-Traumatic Stress Disorder Act of 2025
- Sponsored or cosponsored: S. 1318 Fallen Servicemembers Religious Heritage Restoration Act
Term and election
From the congress-legislators dataset- Current term
- January 3, 2025 – January 3, 2031
- Senate class
- Class 1
- Seniority
- Junior senator
- Next election
- November 5, 2030
- Years in office
- 19.8 years
Committees
Seats on a bill’s committee of referral add a in swing-v3- Senate Committee on Armed ServicesMinority · 5th in seniority
- Subcommittee on Seapower
- Subcommittee on Readiness and Management SupportRanking Member
- Subcommittee on Personnel
- Senate Committee on Energy and Natural ResourcesMinority · 4th in seniority
- Subcommittee on Energy
Voting ideology
first dimension, from VoteviewD median
R median
Hirono← More liberal (−1)More conservative (+1) →
Their score of -0.510 is 0.15 to the left of the Senate Democratic median (-0.356).
Advocacy scorecards
Their rating vs. the Senate Democratic average- 119th Congress0Senate Democratic average: 0 (n=47)
Swing score by bill
swing-v3, directional · a bill marks a member as committed to itShowing 51–100 of 845 tracked bills, best swing first
| Bill | Their role | Swing score · | ||
|---|---|---|---|---|
| H.R. 5763Main Street Parity ActSummary on Congress.gov | No position yet | No recorded vote | 29
| Entrenched |
| H.R. 5764AI for Main Street Act |