Kieran Gostin


Kieran Gostin is a Partner at Wilkinson Walsh. An experienced defense attorney, Kieran has represented government and corporate clients in products liability, antitrust, data breach, copyright, national security, First Amendment, Privacy Act, Administrative Procedure Act, and other complex civil litigation matters. Before joining Wilkinson Walsh, Kieran was a trial attorney in the Federal Programs Branch of the U.S. Department of Justice, where he defended the legality of federal statutes and executive agency action in federal courts across the country.

Law360 recently selected Kieran as a Rising Star, an honor given to “attorneys under 40 whose legal accomplishments transcend their age.”


  • Undergraduate: Georgetown University, B.A., cum laude.
  • Masters: London School of Economics and Political Science, M.Sc., Pass with Merit.
  • Law: Harvard Law School, J.D., cum laude.


  • Judge Thomas L. Ambro, United States Court of Appeals for the Third Circuit
  • Judge Shira A. Scheindlin, United States District Court for the Southern District of New York

Notable Matters

  • Member of trial team that won complete defense verdicts in first two bellwether trials in In re: Xarelto (Rivaroxban) Products Liability Litigation, a nationwide federal MDL proceeding involving over 20,000 lawsuits related to the blood-thinner Xarelto.
  • Member of trial team that won JNOV in Hartman v. Janssen, the first state-court bellwether trial involving Xarelto in Philadelphia’s Court of Common Pleas.
  • Lead attorney for federal government in successful defense of national security program related to the sharing of information about suspicious activities among state, local, and federal law enforcement.
  • Lead attorney for federal government in challenge to constitutionality of the Navy Chaplain Corps’ decision not to commission an officer candidate endorsed by a humanist organization. The Court dismissed all but one of the candidate’s First Amendment, RFRA, and other claims, and the government subsequently entered into a favorable settlement to resolve the dispute.