Knofczynski W. Grace

Grace W. Knofczynski


  • University of Pennsylvania Law School, J.D., summa cum laude, 2016
    • Senior Editor, University of Pennsylvania Law Review, 2015-2016
    • Associate Editor, University of Pennsylvania Law Review, 2014-2015
    • Order of the Coif
  • University of Tulsa, B.S., magna cum laude, 2013


  • Law Clerk, Judge A. Raymond Randolph, U.S. Court of Appeals, District of Columbia Circuit, 20162017


  • 2016, Pennsylvania
  • 2018, District of Columbia

Grace Knofczynski represents both plaintiffs and defendants in complex civil litigation at the trial and appellate levels and in administrative proceedings.

Grace joined Kellogg Hansen as an associate in 2017.  Prior to joining the firm, Grace served as a law clerk to the Honorable A. Raymond Randolph on the U.S. Court of Appeals for the D.C. Circuit.  She graduated summa cum laude from the University of Pennsylvania Law School, where she was a member of the Order of the Coif and received the Peter McCall Prize for the highest GPA for the three-year J.D. course.  She also served as an Editor for the University of Pennsylvania Law Review and participated in the Supreme Court Clinic.

Representative Matters

  • Cabrera v. Islamic Republic of Iran, No. 19-cv-03835 (D.D.C.) – Represented U.S. service members, civilians, and their families in a Foreign Sovereign Immunities Act action against Iran for proving material support to the Afghan Taliban.  Conducted bench trial on liability and bellwether damages in October 2021.  Obtained 126-page opinion entering judgment on liability and awarding more than $100 million in damages to bellwether clients.
  • Mississippi v. Tennessee, et al., No. 143, Orig. (U.S.) – Conducted trial of original-jurisdiction claims concerning interstate water dispute over the Middle Claiborne Aquifer.  Obtained full dismissal of claims before Special Master and unanimous affirmance from the U.S. Supreme Court.
  • CenturyLink Communications, LLC v. Verizon Services Corp., et al., No. 18-33 (FCC) – Represented Verizon in significant regulatory dispute with CenturyLink over special-access charges.  Obtained full dismissal of CenturyLink’s claims after contested evidentiary proceeding.