John Barna represents clients in high-stakes litigation at the trial and appellate levels, with a particular focus on matters involving the Administrative Procedure Act, constitutional law, federal preemption, and complex regulatory issues.

Prior to rejoining WilmerHale, Mr. Barna served as a law clerk for the Honorable Florence Y. Pan of the US Court of Appeals for the DC Circuit and for the Honorable Tanya S. Chutkan of the US District Court for the District of Columbia. Mr. Barna graduated magna cum laude from Harvard Law School, where he was Supreme Court Chair of the Harvard Law Review. While in law school, he interned for the Solicitor General of New York and was a summer associate at WilmerHale.

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Credentials

  • Education

    • JD, Harvard Law School, 2023

      magna cum laude  Supreme Court Chair, Harvard Law Review
    • BA, History and Politics, New York University, 2020

      summa cum laude Faculty Memorial Award; Bessie and Louis Levy Prize for Excellence in American History; Phi Beta Kappa
  • Admissions

    • District of Columbia

Credentials

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