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U.S. Senator · Hawaii
Mazie K. Hirono
DemocratState D+13119th Congress
Typical swing score22#92 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 · 2 signals
- StrongBacks 47 Republican-led tracked billsSponsor or active cosponsor of 47 of the 2090 tracked bills that were introduced by Republicans: S. 199, S. 339, S. 410, S. 419, S. 475 and 42 more.
- Sponsored or cosponsored: S. 199 A bill to amend the Internal Revenue Code of 1986 to provide special rules for the taxation of certain residents of Taiwan with income from sources within the United States.
- Sponsored or cosponsored: S. 339 Nancy Gardner Sewell Medicare Multi-Cancer Early Detection Screening Coverage Act
- Sponsored or cosponsored: S. 410 Love Lives On Act of 2025
Show all 10
- Sponsored or cosponsored: S. 419 Reauthorizing Support and Treatment for Officers in Crisis Act of 2025
- Sponsored or cosponsored:
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 401–450 of 2038 tracked bills, best swing first
| Bill | Their role | Swing score · | ||
|---|---|---|---|---|
| H.R. 4465To amend chapters 4, 10, and 131 of title 5, United States Code, as necessary to keep those chapters current and to correct related technical errors.Summary on Congress.gov | No position yet | No recorded vote | 24
| Entrenched |