LAWYER PROFILE
Leon DeJulius Jr

Leon DeJulius Jr

USA 2026

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Ranked in 1 practice area

About

Provided by Jones Day

Career

Lee DeJulius, a former law clerk to Chief Justice William Rehnquist and current Partner-in-Charge of Jones Day's New York Office, represents clients across industries and legal subjects in high-stakes trial and appellate matters throughout the country. He has tried cases to juries, judges, and arbitration panels. Lee also has appeared in dozens of appeals, presenting argument in several different federal circuit courts and state supreme courts. Many of Lee's matters involve high-profile disputes with the government. He has extensive experience in public nuisance lawsuits related to the manufacture, promotion, and sale of products and is national counsel in several product liability matters. He has handled commercial, regulatory, environmental matters, and grand jury investigations brought by government entities.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Litigation: General Commercial - New York

Band 3
Band 3

Individual Editorial
Leon DeJulius offers a broad-based commercial litigation practice, representing a mix of public institutions and private companies in diverse litigation concerns.

Strengths

Provided by Chambers

  • Leon is an intelligent, efficient, strategic thinker and has depth of experience.

    Litigation: General CommercialChambers Guide to the USA
  • Leon is a really great lawyer and has the combination of being an excellent advocate in the courtroom and also being great with clients.

    Litigation: General CommercialChambers Guide to the USA
  • Leon is a highly respected and effective commercial litigator.

    Litigation: General CommercialChambers Guide to the USA
  • Leon is an engaged leader with an amazing ability to dive deep quickly on market-driven, complex problems.

    Litigation: General CommercialChambers Guide to the USA

Ranked Individuals at Jones Day (227)

California

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