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Judson O. Littleton


Judson O. Littleton

Washington, D.C. +1-202-956-7500+1-202-956-7500 (202) 956-7676 (202) 956-7676
[email protected]
Judd Littleton is a partner in Sullivan & Cromwell’s Litigation Group and serves as Co-Head of the Firm’s Supreme Court & Appellate Practice. In addition to his Supreme Court and appellate work, Mr. Littleton maintains a diverse practice that includes complex commercial litigation and criminal defense and investigations. He has represented a number of leading multinational companies and financial institutions, including BP, Fiserv, HSBC, ING Group, JPMorgan Chase, MUFG Bank, and Volkswagen. He has also represented individuals accused of crimes or other serious wrongdoing in high-profile matters.
Prior to joining the Firm, Mr. Littleton served as a trial attorney in the Civil Division of the U.S. Department of Justice, where he litigated cases involving a wide range of constitutional and statutory issues and received the Attorney General’s Distinguished Service Award, the Department’s second-highest award for employee performance. Mr. Littleton served as a Bristow Fellow in the Office of the Solicitor General at the U.S. Department of Justice, where he worked on numerous cases before the U.S. Supreme Court and federal courts of appeals.
He clerked for Chief Justice John G. Roberts, Jr. of the U.S. Supreme Court and for Judge A. Raymond Randolph of the U.S. Court of Appeals for the D.C. Circuit.
Mr. Littleton is a member of the Edward Coke Appellate Inn of Court and the Supreme Court Historical Society. He was recognized by Lawdragon as a 2022 “Leading Litigator in America” (Appellate/Supreme Court) and by The National Law Journal as one of its 2019 D.C. Rising Stars. Mr. Littleton is a frequent speaker at Supreme Court and appellate forums. He is also one of the creators and editors of S&C’s annual Supreme Court Business Review.


  • BP p.l.c., in numerous Fifth Circuit appeals stemming from the Deepwater Horizon Economic and Property Damages Settlement.
  • Fiserv and First Data Merchant Services, in an agreed resolution with the Federal Trade Commission in connection with allegations regarding insufficient controls and transaction monitoring of a wholesale independent sales organization (ISO) and its downstream merchants and affiliates.
  • Former president of a major U.S. university, in convincing a state appellate court to reverse the trial court and dismiss criminal charges of perjury, obstruction of justice, and conspiracy based on violations of attorney-client privilege by his counsel in connection with the grand jury investigation.
  • HSBC Holdings plc, in the successful resolution with the DOJ related to OFAC sanctions and anti-money laundering compliance.
  • HSBC Holdings plc, in negotiating the settlement of a shareholder derivative lawsuit arising out of HSBC’s 2012 resolutions with the DOJ and other agencies.
  • ING Group, in obtaining dismissal and affirmance on appeal of a $4.9 billion federal RICO and fraudulent conveyance claim filed in the Southern District of New York in connection with ING’s conduct that was the subject of a $619 million criminal sanctions settlement that S&C had previously negotiated for ING.
  • JPMorgan Chase, in securities fraud, shareholder derivative, and ERISA litigation in trial and appellate courts arising out of the bank’s 2012 so-called “London Whale” trading losses.
  • MUFG Bank, Ltd, in successfully quashing a post-judgment citation and subpoenas that sought to require MUFG to search for and freeze any Iranian assets held by any of its hundreds of branches in more than 40 countries around the world, including on appeal in the U.S. Court of Appeals for the Seventh Circuit.
  • Volkswagen and Audi, in numerous consumer and environmental enforcement actions brought by state attorneys general and counties in connection with emissions “defeat devices” in diesel vehicles. Obtained full or partial dismissal of claims in numerous cases at the appellate and trial court levels.
  • Volkswagen and Audi, in securing the dismissal in the Texas Court of Appeals of the Texas Attorney General’s claims relating to diesel emissions issues on the ground that Texas lacked jurisdiction over Volkswagen AG and AUDI AG in those matters.
  • Volkswagen, in securing a denial of class certification and full summary judgment against a putative nationwide class action alleging the unlawful sale of “pre-production” and other vehicles used internally by the company before being sold as certified pre-owned to consumers.

Recent Publications

Speaking Engagements

  • “Federal Regulatory Power,” PLI/Touro Law Center’s 33rd Annual Supreme Court Review (November 4, 2022).
  • “Federal Governmental Power” and “Civil Litigation; Business Interests; Public Benefits,” PLI’s 24th Annual Supreme Court Review: October 2021 Term (August 4, 2022).
  • “The Roberts Court at Age 16,” Virginia Bar Association 132nd Summer Meeting (July 21, 2022).
  • “Civil Litigation and Business Interests,” PLI/Touro Law Center’s 32nd Annual Supreme Court Review (November 8, 2021).
  • “MFA Insights,” MFA Insights Webinar (February 25, 2021).
  • “Federal Executive Power (including Immigration),” “Criminal Procedure,” and “Civil Rights and Other Civil Litigation,” PLI’s 22nd Annual Supreme Court Review: October 2019 Term (August 3, 2020).
  • “SCOTUS: The October 2017 Term’s Impact on Business Interests,” LawLine SCOTUS’ October 2017 Term Discussion (November 30, 2018).
  • “Business Interests and Civil Litigation,” Touro Law Center’s 29th Annual Leon D. Lazer Supreme Court Review: October 2016 Term (October 27, 2017).