Mazie K. Hirono

U.S. Senator · Hawaii · Democrat

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From public records: votes from Voteview, bills from congress.gov, money from FEC filings · votes updated Nov 11, 2026 · How we measure

Effectiveness, 119th Congress so far

How it’s measured
0.16· expected 0.63

Below expectations

Rank 97 of 100 in the Senate · expected = average of 29 minority-party members without a committee lead

How far Hirono’s own bills got, weighted by substance. The average member scores 1.00.

  1. Introduced 41
  2. Action in committee 1
  3. Action beyond committee 0
  4. Passed chamber 0
  5. Became law 0

41 bills and joint resolutions sponsored: 0 significant (got a roll call vote), 40 substantive, 1 commemorative. Compare the Senate

Became law inside another bill (1)

Hirono’s own bill stalled, but the Congressional Research Service lists an identical bill, or one with similar text, that became law. Shown for context; not counted in the score, which follows the Center for Effective Lawmaking. How this works

How Hirono’s ratings compare with every senator

Ratings, 119th Congress

Scores run 0–100 and always sit next to a median. Each tick is one senator; the ringed marker is Hirono.

Hirono in plain answers: party votes, bipartisanship, who votes alike

Attendance

How it’s measured
100/ 100

Chamber median 98 · 4 missed of 916

Voted on 912 of 916 roll calls; missed 4. Higher than 92% of senators.

85%100%

Party loyalty

How it’s measured
99/ 100

Senate D median 96 · Rank 11 of 47

Sided with the Democratic majority on 837 votes that split the parties. Lower than 53% of senators.

75%100%

Bipartisan

How it’s measured
5/ 100

Chamber median 9 · −4

Average agreement with members of the other party on contested votes. Lower than 90% of senators.

0%30%

Position

How it’s measured
−0.51

Democratic middle 80%: -0.51 to -0.23

Left–right position from roll-call similarity (DW-NOMINATE, Voteview), from −1 to +1. Members who vote alike sit near each other.

LiberalConservative

Hirono’s bills that got action in committee or further

All bills

1 bill sponsored in the 119th Congress, furthest along first. These are the bills counted in Hirono’s effectiveness score.

How we count words
  • S. 892 Veteran Fraud Reimbursement Act of 2025Modifies VA procedures for reissuing misused veteran benefits and fiduciary negligence determinations. AI-readArmed Forces and National Security · In committee Mar 11, 2025Substantive397 words In committee

Stage comes from each bill’s latest action on congress.gov; the full history is on each bill page.