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Mazie K. Hirono

Mazie K. Hirono

مازي هيرونو
DemocraticU.S. Senator from HawaiiSeat is not up in 2026

Key facts

In Congress since
Jan 4, 2007
House terms
3
Senate terms
3
Current term
Jan 3, 2025 – Jan 3, 2031
Born
Nov 3, 1947 (78 years)
Birthplace
Koori *

Education *

  • University of Hawaiʻi at Mānoa
  • Georgetown University Law Center
  • Kaimuki High School

Prior occupation *

  • lawyer
  • writer
  • jurist
  • jurisprudence

* Secondary source (Wikidata) — verify before on-air use

Contact

Official contact form
Washington office
109 Hart Senate Office Building Washington DC 20510
Phone
(202) 224-6361
Official website
www.hirono.senate.gov

Social media

Sources: U.S. Senate — senators_cfm.xml؛ unitedstates/congress-legislators — legislators-current

State / district offices (1)

Honolulu, HI
300 Ala Moana Blvd., Rm. 3-106, Prince Kuhio Federal Building, 96850
Phone: 808-522-8970

Sources: congress-legislators — legislators-district-offices

Committees (5)

Sources: congress-legislators — committees-current + committee-membership-current

Terms of service (6)

ChamberFromToState/DistrictPartyCongress
SenateJan 3, 2025Jan 3, 2031HIDemocrat119
SenateJan 3, 2019Jan 3, 2025HIDemocrat116–118
SenateJan 3, 2013Jan 3, 2019HIDemocrat113–115
HouseJan 5, 2011Jan 3, 2013HI-2Democrat112
HouseJan 6, 2009Jan 3, 2011HI-2Democrat111
HouseJan 4, 2007Jan 3, 2009HI-2Democrat110

Sources: unitedstates/congress-legislators — legislators-current

Voting record & legislation — 119th Congress

Roll calls while a member
915
Missed votes
0.4% (4)
Votes with party majority
98.7% of 836 party-split votes
Bills sponsored
66
Passed own chamber
7
Became law
0
Bills cosponsored
540

Sponsored bills (most advanced first)

BillTitleStatus
S.Con.Res. 29A concurrent resolution authorizing the use of Emancipation Hall in the Capitol Visitor Center for an event to celebrate the birthday of King Kamehameha I.Passed both chambers
S.Res. 742A resolution commemorating the 70th anniversary of the United States Forest Service Institute of Pacific Islands Forestry.Passed the Senate
S.Res. 741A resolution designating May 2026 as "National Wildfire Preparedness Month".Passed the Senate
S.Res. 720A resolution recognizing the significance of Asian American, Native Hawaiian, and Pacific Islander Heritage Month as an important time to celebrate the significant contributions of Asian Americans, Native Hawaiians, and Pacific Islanders to the history of the United States.Passed the Senate
S.Res. 406A resolution designating September 30, 2025, as "Impact Aid Recognition Day" to recognize and celebrate the 75th anniversary of the establishment of the Impact Aid program.Passed the Senate
S.Res. 247A resolution designating May 2025 as "National Wildfire Preparedness Month".Passed the Senate
S.Res. 214A resolution recognizing the significance of Asian American, Native Hawaiian, and Pacific Islander Heritage Month as an important time to celebrate the significant contributions of Asian Americans, Native Hawaiians, and Pacific Islanders to the history of the United States.Passed the Senate
S.Res. 931A resolution recognizing the month of October 2026 as Filipino American History Month and celebrating the history and culture of Filipino Americans and their immense contributions to the United States.Introduced / in committee
S. 5578A bill to amend the Federal Water Pollution Control Act to establish the Hawaiian Islands Program, and for other purposes.Introduced / in committee
S. 5577A bill to amend the Federal Water Pollution Control Act to provide grants to upgrade or convert small-capacity cesspools for households in the State of Hawaii.Introduced / in committee
S.Res. 911A resolution expressing support for the recognition of September 27, 2026, to October 3, 2026, as "Asian American and Native American Pacific Islander-Serving Institutions Week".Introduced / in committee
S. 5331Protect American Values Act of 2026Introduced / in committee

All 66 bills on congress.gov

Key votes (76)

“Key” = one rule for every member: final votes on measures that became law, were vetoed, or were decided by ≤ 5%; plus Cabinet and Supreme Court confirmations.

DateMeasureQuestionResultVote
2026-09-30Keith Sonderling, of Florida, to be Secretary of LaborOn the Nomination47–41Nay
2026-08-08H.R. 6500On Passage of the Bill90–6Yea
2026-08-08Todd Blanche, of Florida, to be Attorney GeneralOn the Nomination50–49Nay
2026-08-07H.R. 5334On Passage of the Bill86–11Nay
2026-07-28Walter Clayton, of New York, to be Director of National IntelligenceOn the Nomination51–47Nay
2026-06-05S. 2On Passage of the Bill52–47Nay
2026-04-16H.J.Res. 140On the Joint Resolution50–49Nay
2026-03-23Markwayne Mullin, of Oklahoma, to be Secretary of Homeland SecurityOn the Nomination54–45Nay
2026-03-12H.R. 6644On Passage of the Bill89–10Yea
2026-02-12H.J.Res. 142On the Joint Resolution49–47Nay
2026-01-30H.R. 7148On Passage of the Bill71–29Yea
2026-01-15H.R. 6938On Passage of the Bill82–15Yea
2025-12-18S.J.Res. 82On the Joint Resolution50–50Yea
2025-12-04H.J.Res. 131On the Joint Resolution49–45Nay
2025-11-20H.J.Res. 130On the Joint Resolution51–43Nay
2025-11-10H.R. 5371On Passage of the Bill60–40Nay
2025-10-30S.J.Res. 80On the Joint Resolution52–45Nay
2025-10-30S.J.Res. 88On the Joint Resolution51–47Yea
2025-10-29S.J.Res. 77On the Joint Resolution50–46Yea
2025-10-28S.J.Res. 81On the Joint Resolution52–48Yea
2025-10-09H.J.Res. 106On the Joint Resolution50–46Nay
2025-10-08H.J.Res. 104On the Joint Resolution52–47Nay
2025-10-08S.J.Res. 71On the Joint Resolution47–51Yea
2025-10-08H.J.Res. 105On the Joint Resolution50–45Nay
2025-09-30H.R. 5371On Passage of the Bill55–45Nay
2025-09-19S. 2882On Passage of the Bill47–45Yea
2025-09-19H.R. 5371On Passage of the Bill44–48Nay
2025-09-18Peter Lamelas, of Florida, to be Ambassador to the Argentine Republic; and Christine ToretOn the Nomination51–47Nay
2025-07-17H.R. 4On Passage of the Bill51–48Nay
2025-07-01H.R. 1On Passage of the Bill50–50Nay
2025-06-17S. 1582On Passage of the Bill68–30Nay
2025-05-22H.J.Res. 88On the Joint Resolution51–44Nay
2025-05-22H.J.Res. 87On the Joint Resolution51–45Nay
2025-05-22H.J.Res. 89On the Joint Resolution49–46Nay
2025-05-13Troy Meink, of Virginia, to be Secretary of the Air ForceOn the Nomination74–25Nay
2025-05-08H.J.Res. 60On the Joint Resolution50–43Nay
2025-05-07S.J.Res. 13On the Joint Resolution52–47Nay
2025-05-06H.J.Res. 61On the Joint Resolution55–45Nay
2025-05-01H.J.Res. 75On the Joint Resolution52–45Nay
2025-05-01S.J.Res. 31On the Joint Resolution52–46Nay

Sources: Voteview (UCLA) — Senate 119th roll calls & member votes (from official Senate records)؛ GPO govinfo — BILLSTATUS bulk data, 119th Congress (same data as congress.gov)؛ Computed by this project from hvote/svote/bills using the rules in PLAN.md (phase 2) — as_of 2026-10-28

120th Congress

Determined after the Nov 3, 2026 election and certification; the 120th Congress convenes Jan 3, 2027