Mazie K. Hirono

U.S. Senator (Class 1), HI

Democratic Hawaii since Jan 3, 2025

Office record: unitedstates/congress-legislators CC0-1.0

Verify externally: Congress.gov / Bioguide FEC OpenSecrets GovTrack Vote Smart Ballotpedia Wikipedia Wikidata

Topics in their record

Topics found in sponsored legislation and separately sourced statements. Legislative activity on a topic is not presented as a policy stance. AI-derived tags

Education 1

Offices & terms

Office	Party	From	To	Source
U.S. Senator (Class 1), HI current Hawaii	Democratic	Jan 3, 2025	Jan 3, 2031	unitedstates/congress-legislators CC0-1.0
U.S. Senator (Class 1), HI Hawaii	Democratic	Jan 3, 2019	Jan 3, 2025	unitedstates/congress-legislators CC0-1.0
U.S. Senator (Class 1), HI Hawaii	Democratic	Jan 3, 2013	Jan 3, 2019	unitedstates/congress-legislators CC0-1.0
U.S. Representative, HI-2 Hawaii	Democratic	Jan 5, 2011	Jan 3, 2013	unitedstates/congress-legislators CC0-1.0
U.S. Representative, HI-2 Hawaii	Democratic	Jan 6, 2009	Jan 3, 2011	unitedstates/congress-legislators CC0-1.0
U.S. Representative, HI-2 Hawaii	Democratic	Jan 4, 2007	Jan 3, 2009	unitedstates/congress-legislators CC0-1.0

Committee assignments

Senate Committee on Armed Services — Readiness and Management Support — Ranking Member unitedstates/congress-legislators CC0-1.0
Senate Committee on Armed Services unitedstates/congress-legislators CC0-1.0
Senate Committee on Armed Services — Personnel unitedstates/congress-legislators CC0-1.0
Senate Committee on Armed Services — Seapower unitedstates/congress-legislators CC0-1.0
Senate Committee on Energy and Natural Resources unitedstates/congress-legislators CC0-1.0
Senate Committee on Energy and Natural Resources — Energy unitedstates/congress-legislators CC0-1.0
Senate Committee on Energy and Natural Resources — National Parks unitedstates/congress-legislators CC0-1.0
Senate Committee on Energy and Natural Resources — Public Lands, Forests, and Mining unitedstates/congress-legislators CC0-1.0
Senate Committee on Small Business and Entrepreneurship unitedstates/congress-legislators CC0-1.0
Senate Committee on the Judiciary unitedstates/congress-legislators CC0-1.0
Senate Committee on the Judiciary — Border Security and Immigration unitedstates/congress-legislators CC0-1.0
Senate Committee on the Judiciary — Federal Courts, Oversight, Agency Action, and Federal Rights unitedstates/congress-legislators CC0-1.0
Senate Committee on the Judiciary — Intellectual Property unitedstates/congress-legislators CC0-1.0
Senate Committee on the Judiciary — the Constitution unitedstates/congress-legislators CC0-1.0
Senate Committee on Veterans' Affairs unitedstates/congress-legislators CC0-1.0

Ideology — academic context, not a GovTally claim

DW-NOMINATE coordinates (Congress 119): economic dim. -0.512, social dim. -0.086. Voteview DW-NOMINATE Voteview-academic

Roll-call votes (840 recorded)

Bill	Motion / question	Position	Chamber · stage · roll	Date	Outcome	Source
HR 5371 Continuing Appropriations, Agriculture, Legislative Branch, Military Construction and Veterans…	On Cloture on the Motion to Proceed	Nay	senate · stage not recorded · roll 2025-590	Oct 28, 2025	Cloture on the Motion to Proceed Rejected	U.S. Senate LIS roll-call votes s119-1-590 US-GOV-PD
	On Cloture on the Motion to Proceed	Nay	senate · stage not recorded · roll 2025-581	Oct 22, 2025	Cloture on the Motion to Proceed Rejected	U.S. Senate LIS roll-call votes s119-1-581 US-GOV-PD
	On Cloture on the Motion to Proceed	Nay	senate · stage not recorded · roll 2025-576	Oct 20, 2025	Cloture on the Motion to Proceed Rejected	U.S. Senate LIS roll-call votes s119-1-576 US-GOV-PD
	On Cloture on the Motion to Proceed	Nay	senate · stage not recorded · roll 2025-573	Oct 16, 2025	Cloture on the Motion to Proceed Rejected	U.S. Senate LIS roll-call votes s119-1-573 US-GOV-PD
	On Cloture on the Motion to Proceed	Nay	senate · stage not recorded · roll 2025-572	Oct 15, 2025	Cloture on the Motion to Proceed Rejected	U.S. Senate LIS roll-call votes s119-1-572 US-GOV-PD
	On Cloture on the Motion to Proceed	Nay	senate · stage not recorded · roll 2025-571	Oct 14, 2025	Cloture on the Motion to Proceed Rejected	U.S. Senate LIS roll-call votes s119-1-571 US-GOV-PD
Unlinked roll call	On the Nomination	Nay	senate · stage not recorded · roll 2025-589	Oct 27, 2025	Nomination Confirmed	U.S. Senate LIS roll-call votes s119-1-589 US-GOV-PD
Unlinked roll call	On the Nomination	Nay	senate · stage not recorded · roll 2025-588	Oct 27, 2025	Nomination Confirmed	U.S. Senate LIS roll-call votes s119-1-588 US-GOV-PD
Unlinked roll call	On the Cloture Motion	Nay	senate · stage not recorded · roll 2025-587	Oct 23, 2025	Cloture Motion Agreed to	U.S. Senate LIS roll-call votes s119-1-587 US-GOV-PD
Unlinked roll call	On the Nomination	Nay	senate · stage not recorded · roll 2025-586	Oct 23, 2025	Nomination Confirmed	U.S. Senate LIS roll-call votes s119-1-586 US-GOV-PD
S 3012 Shutdown Fairness Act	On Cloture on the Motion to Proceed	Nay	senate · stage not recorded · roll 2025-585	Oct 23, 2025	Cloture on the Motion to Proceed Rejected	U.S. Senate LIS roll-call votes s119-1-585 US-GOV-PD
Unlinked roll call	On the Nomination	Nay	senate · stage not recorded · roll 2025-584	Oct 22, 2025	Nomination Confirmed	U.S. Senate LIS roll-call votes s119-1-584 US-GOV-PD
Unlinked roll call	On the Cloture Motion	Nay	senate · stage not recorded · roll 2025-583	Oct 22, 2025	Cloture Motion Agreed to	U.S. Senate LIS roll-call votes s119-1-583 US-GOV-PD
Unlinked roll call	On the Cloture Motion	Nay	senate · stage not recorded · roll 2025-582	Oct 22, 2025	Cloture Motion Agreed to	U.S. Senate LIS roll-call votes s119-1-582 US-GOV-PD
Unlinked roll call	On the Nomination	Nay	senate · stage not recorded · roll 2025-580	Oct 21, 2025	Nomination Confirmed	U.S. Senate LIS roll-call votes s119-1-580 US-GOV-PD
Unlinked roll call	On the Cloture Motion	Nay	senate · stage not recorded · roll 2025-579	Oct 21, 2025	Cloture Motion Agreed to	U.S. Senate LIS roll-call votes s119-1-579 US-GOV-PD
Unlinked roll call	On the Cloture Motion	Nay	senate · stage not recorded · roll 2025-578	Oct 21, 2025	Cloture Motion Agreed to	U.S. Senate LIS roll-call votes s119-1-578 US-GOV-PD
Unlinked roll call	On the Nomination	Nay	senate · stage not recorded · roll 2025-577	Oct 21, 2025	Nomination Confirmed	U.S. Senate LIS roll-call votes s119-1-577 US-GOV-PD
HR 4016 Department of Defense Appropriations Act, 2026	On Cloture on the Motion to Proceed	Nay	senate · stage not recorded · roll 2025-575	Oct 16, 2025	Cloture on the Motion to Proceed Rejected	U.S. Senate LIS roll-call votes s119-1-575 US-GOV-PD
Unlinked roll call	On the Cloture Motion	Nay	senate · stage not recorded · roll 2025-574	Oct 16, 2025	Cloture Motion Agreed to	U.S. Senate LIS roll-call votes s119-1-574 US-GOV-PD
S 2296 National Defense Authorization Act for Fiscal Year 2026	On Passage of the Bill	Yea	senate · stage not recorded · roll 2025-570	Oct 9, 2025	Bill Passed	U.S. Senate LIS roll-call votes s119-1-570 US-GOV-PD
Unlinked roll call	On the Amendment	Yea	senate · stage not recorded · roll 2025-569	Oct 9, 2025	Amendment Rejected	U.S. Senate LIS roll-call votes s119-1-569 US-GOV-PD
Unlinked roll call	On the Amendment	Nay	senate · stage not recorded · roll 2025-568	Oct 9, 2025	Amendment Rejected	U.S. Senate LIS roll-call votes s119-1-568 US-GOV-PD
Unlinked roll call	On the Amendment	Yea	senate · stage not recorded · roll 2025-567	Oct 9, 2025	Amendment Rejected	U.S. Senate LIS roll-call votes s119-1-567 US-GOV-PD
Unlinked roll call	On the Amendment	Yea	senate · stage not recorded · roll 2025-566	Oct 9, 2025	Amendment Rejected	U.S. Senate LIS roll-call votes s119-1-566 US-GOV-PD

Campaign finance

2024 cycle · official FEC aggregate

Period Jan 1, 2019–Dec 31, 2024 · as of Dec 31, 2024 · coverage: official aggregate · FEC openFEC API US-GOV-PD

Receipts	Spending	Cash	Debt	Refunds	Self-funding	Net receipts
$5,046,980	$4,637,978	$1,405,875	$0	$67,980	—	$4,979,000

2024 · Itemized receipts loaded

Period Jan 3, 2023–Dec 17, 2024 · verified Jun 21, 2026 · 8:39 AM · coverage: itemized partial · FEC openFEC API US-GOV-PD

Gross receipts loaded	Refunds/reversals loaded	Net receipts loaded
$2,551,479	$0	$2,551,479

Largest itemized receipts

Cycle	Amount	Donor	To committee	Type	Date	Coverage	Source
2024	$33,375	WOMEN SENATORS MAKING HISTORY	FRIENDS OF MAZIE HIRONO	Corporate PAC	Mar 28, 2024	itemized partial	FEC openFEC API US-GOV-PD GovTally LLM enrichment (local oMLX)
2024	$28,165	WOMEN SENATORS MAKING HISTORY	FRIENDS OF MAZIE HIRONO	Corporate PAC	Mar 30, 2023	itemized partial	FEC openFEC API US-GOV-PD GovTally LLM enrichment (local oMLX)
2024	$27,060	BLUE SENATE 2024	FRIENDS OF MAZIE HIRONO	Corporate PAC	Mar 19, 2024	itemized partial	FEC openFEC API US-GOV-PD GovTally LLM enrichment (local oMLX)
2024	$19,179	SENATE VICTORY 2024	FRIENDS OF MAZIE HIRONO	Corporate PAC	Sep 28, 2023	itemized partial	FEC openFEC API US-GOV-PD GovTally LLM enrichment (local oMLX)
2024	$14,767	WOMEN SENATORS MAKING HISTORY - UNITEMIZED	FRIENDS OF MAZIE HIRONO	Corporate PAC	Mar 30, 2023	itemized partial	FEC openFEC API US-GOV-PD GovTally LLM enrichment (local oMLX)
2024	$9,176	WOMEN SENATORS MAKING HISTORY - UNITEMIZED	FRIENDS OF MAZIE HIRONO	Corporate PAC	Mar 28, 2024	itemized partial	FEC openFEC API US-GOV-PD GovTally LLM enrichment (local oMLX)
2024	$6,801	NGP VAN, INC	FRIENDS OF MAZIE HIRONO	Corporate PAC	Feb 26, 2024	itemized partial	FEC openFEC API US-GOV-PD GovTally LLM enrichment (local oMLX)
2024	$5,000	NATIONAL MULTIFAMILY HOUSING COUNCIL POLITICAL ACTION COMMITTEE	FRIENDS OF MAZIE HIRONO	Corporate PAC	Jul 12, 2024	itemized partial	FEC openFEC API US-GOV-PD GovTally LLM enrichment (local oMLX)
2024	$5,000	ACTBLUE	FRIENDS OF MAZIE HIRONO	unclassified	Sep 30, 2023	itemized partial	FEC openFEC API US-GOV-PD
2024	$5,000	HOOPS PAC	FRIENDS OF MAZIE HIRONO	Corporate PAC	Jul 19, 2024	itemized partial	FEC openFEC API US-GOV-PD GovTally LLM enrichment (local oMLX)
2024	$5,000	PERIMETER PAC	FRIENDS OF MAZIE HIRONO	Corporate PAC	Jul 8, 2024	itemized partial	FEC openFEC API US-GOV-PD GovTally LLM enrichment (local oMLX)
2024	$5,000	SMART SOLUTIONS PAC	FRIENDS OF MAZIE HIRONO	Corporate PAC	Mar 23, 2023	itemized partial	FEC openFEC API US-GOV-PD GovTally LLM enrichment (local oMLX)
2024	$5,000	NATIONAL RESTAURANT ASSOCIATION PAC (RESTAURANT PAC)	FRIENDS OF MAZIE HIRONO	Corporate PAC	May 23, 2024	itemized partial	FEC openFEC API US-GOV-PD GovTally LLM enrichment (local oMLX)
2024	$5,000	CARPENTERS LEGISLATIVE IMPROVEMENT COMMITTEE	FRIENDS OF MAZIE HIRONO	Corporate PAC	Jul 8, 2024	itemized partial	FEC openFEC API US-GOV-PD GovTally LLM enrichment (local oMLX)
2024	$5,000	NARRAGANSETT BAY PAC	FRIENDS OF MAZIE HIRONO	Corporate PAC	Sep 22, 2023	itemized partial	FEC openFEC API US-GOV-PD GovTally LLM enrichment (local oMLX)

Largest loaded receipts, not a complete total. FEC contributor data may not be used for commercial solicitation.

Outside spending

Independent expenditures are not campaign contributions and are shown separately by support or opposition.

Cycle	Position	Itemized spending loaded	Period / as of	Coverage	Source
2024	Support	$6,058 (11 records)	May 4, 2023–Oct 29, 2024 · as of Oct 29, 2024	itemized partial	FEC openFEC API US-GOV-PD