OSPO
Mazie K. Hirono

Mazie K. Hirono

U.S. Senator · Hawaii
Democratic

Mazie Keiko Hirono is an American lawyer and politician serving since 2013 as the junior United States senator from Hawaii. A member of the Democratic Party, Hirono previously served as a member of the United States House of Representatives for Hawaii's 2nd congressional district from 2007 to 2013.

Aggregate Approval Score

Composite index across all decisions
57.3%

Voting Record

252 public roll-call votes from the current Congress, ranked most-impactful first. Approve or disapprove each decision. One vote per verified citizen per decision.

Showing 1–10 of 252

Voted NAY on H.J.Res. 140

A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Land Management relating to Public Land Order No. 7917 for Withdrawal of Federal Lands; Cook, Lake, and Saint Louis Counties, MN. — On the Joint Resolution. Result: Passed (50-49). Roll call #84.

Primary source →
61.7%
154 votes
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Voted NAY on H.J.Res. 142

A joint resolution disapproving the action of the District of Columbia Council in approving the D.C. Income and Franchise Tax Conformity and Revision Temporary Amendment Act of 2025. — On the Joint Resolution. Result: Passed (49-47). Roll call #37.

Primary source →
61.9%
105 votes
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Voted YEA on S.J.Res. 82

A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Office of the Secretary of the Department of Health and Human Services relating to "Policy on Adhering to the Text of the Administrative Procedure Act". — On the Joint Resolution. Result: Rejected (50-50). Roll call #654.

Primary source →
62.0%
79 votes
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Voted NAY on H.J.Res. 131

A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Land Management relating to "Coastal Plain Oil and Gas Leasing Program Record of Decision". — On the Joint Resolution. Result: Passed (49-45). Roll call #632.

Primary source →
60.9%
64 votes
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Voted YEA on S.J.Res. 88

A joint resolution terminating the national emergency declared to impose global tariffs. — On the Joint Resolution. Result: Passed (51-47). Roll call #600.

Primary source →
61.1%
54 votes
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Voted YEA on S.J.Res. 77

A joint resolution terminating the national emergency declared to impose duties on articles imported from Canada. — On the Joint Resolution. Result: Passed (50-46). Roll call #598.

Primary source →
60.9%
46 votes
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Voted YEA on S.J.Res. 81

A joint resolution terminating the national emergency declared to impose duties on articles imported from Brazil. — On the Joint Resolution. Result: Passed (52-48). Roll call #594.

Primary source →
61.5%
39 votes
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Voted NAY on H.J.Res. 106

A joint resolution providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Bureau of Land Management relating to "Central Yukon Record of Decision and Approved Resource Management Plan". — On the Joint Resolution. Result: Passed (50-46). Roll call #560.

Primary source →
60.0%
35 votes
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Voted YEA on S.J.Res. 71

A joint resolution terminating the national emergency declared with respect to energy. — On the Joint Resolution. Result: Rejected (47-51). Roll call #554.

Primary source →
59.4%
32 votes
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Voted NAY on H.R. 5371

A bill making continuing appropriations and extensions for fiscal year 2026, and for other purposes. — On Passage of the Bill. Result: Rejected (55-45). Roll call #535.

Primary source →
62.1%
29 votes
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