Jonathan Hacker

O'Melveny & Myers LLP

$ $$$

Washington 20006 DC US

Jonathan Hacker chairs O’Melveny’s Supreme Court and Appellate Practice and resides in the DC office. Jon has authored briefs in dozens of US Supreme Court cases at both the merits and certiorari stages. He has argued five cases in the US Supreme Court and appeals in every federal circuit.

He has also briefed and argued appeals in numerous state courts, including New York, California, Ohio, Pennsylvania, Florida, Massachusetts, New Jersey, Maine, Montana, Nebraska, and the District of Columbia. Jon’s appellate work has resulted in reversals of trial-court judgments (including jury verdicts) worth tens of millions and even billions of dollars.

He has also briefed and argued many trial-level matters, has conducted discovery and depositions in complex litigation matters, and has handled several trials. Jon’s areas of expertise include federal constitutional law, insurance, ERISA, criminal law and procedure, and federal jurisdiction and procedure.

The American Lawyer named Jon its “Litigator of the Week” in August 2015 for his precedent-setting victory in a Second Circuit appeal involving the Alien Tort Statute. The Wall Street Journal described Jon in January 2011 as a “rising appellate star.”

He was named “Appellate Lawyer of the Week” by the National Law Journal in 2011, and he has repeatedly been selected as a leading US appellate lawyer by Chambers, Legal 500, and The Best Lawyers in America ©.

Jon was a Lecturer in appellate advocacy for five years at the Harvard Law School, where he co-founded and co-directed the HLS Supreme Court and Appellate Advocacy Clinic. He is Co-Chair of the Supreme Court Amicus Committee of the National Association of Criminal Defense Lawyers.


  • District of Columbia
  • Maryland
  • US Supreme Court
  • All federal circuit courts of appeal
  • US District Court, District of Columbia and District of Maryland


  • University of Michigan, J.D., 1995:  magna cum laude; Order of the Coif; Henry M. Campbell Memorial Scholarship (Law School’s highest award for graduates); Managing Editor, 1994-95, Associate Editor, 1993-94, Michigan Law Review; Winner, Campbell Moot Court Competition, 1994
  • Harvard College, A.B., 1990 (Social Studies): cum laude


  • Honorable Bruce M. Selya, US Court of Appeals, First Circuit


  • Co-Chair, National Association of Criminal Defense Lawyers, Supreme Court Amicus Committee
  • Barrister, Edward Coke Appellate Inn of Court


Rate : $$$$

Contact for details

Rate and write a review

Your email address will not be published. Required fields are marked *

Is this your profile?Claim it now.

Make sure your information is up to date.
Washington 20006 DC US
Get directions

Lina Stillman

Broadway 42
New York 10006 NY US