CaseTrail

Justice Brett M. Kavanaugh

Voting and opinion record for Brett M. Kavanaugh in the Supreme Court Database, covering the 2018 through 2025 Terms.

503decisions participated in
94%in the majority
30dissenting votes
50majority opinions written

Court eras served in this data: Roberts Court.

Majority opinions by issue area

Most often on the same side

JusticeSame sideCases together
John G. Roberts Jr.94.6%501
Amy Coney Barrett90.0%361
Samuel A. Alito Jr.85.1%497
Clarence Thomas78.8%501
Neil M. Gorsuch78.3%498

Least often on the same side

JusticeSame sideCases together
Sonia Sotomayor67.4%500
Ruth Bader Ginsburg67.5%126
Ketanji Brown Jackson70.1%244
Stephen G. Breyer70.2%255
Elena Kagan72.0%500

“Same side” means both Justices were in the majority, or both in dissent, in decisions where both voted; pairs with fewer than 50 shared decisions are left out.

Majority opinions written (50)

Dissents in argued cases (most recent 30 of 30)

Search all opinions by Justice Kavanaugh

Source: Supreme Court Database, 2026 Release 01 (data file dated September 8, 2026). Imported into CaseTrail November 5, 2026. Coverage: decisions from the 1946 through 2025 Terms. Methodology · Report an error