Mr. Duffy is a litigator and Director at Gibbons, where he represents clients in a broad range of litigation matters. He has been recognized by Best Lawyers® in the area of Product Liability Defense, New Jersey Super Lawyers in the areas of Business Litigation and Medical Malpractice Defense Litigation, and has been named annually to the Irish Legal 100 since 2011. Although based in the firm’s headquarters in Newark, NJ, Mr. Duffy also regularly represents clients in New York and Pennsylvania, where he is also admitted to practice.

For more than 25 years, Mr. Duffy has defended a wide range of traditional materials and equipment manufacturers and drug product manufacturers in personal injury, wrongful death, and property damage cases alleging design and manufacturing defects and failure to warn, including, but not limited to, cases arising out of accidents and exposure to asbestos-containing products. He has also represented clinical laboratories and healthcare providers in negligence, wrongful birth, and wrongful death litigations arising out of gynecologic, breast and other cancers, genetic birth defects, and chromosomal abnormalities. He also frequently lectures on medico-legal risk management issues, with a particular focus in women’s health. Mr. Duffy has also represented an array of private and public entities in a variety of business litigation matters, including breach of contract and other commercial disputes, defamation and other media law matters, and land use cases involving zoning and condemnation. Moreover, he is certified in E-Discovery Best Practices and is a founding member of the Gibbons Electronic Discovery & Information Management Counseling Task Force. He regularly counsels clients and frequently lectures on information governance and e-discovery issues.


  • Seton Hall University School of Law (J.D., cum laude)
    • Editorial Board, Seton Hall Constitutional Law Journal
  • Rutgers University (B.A.)

Professional Activities

State of New Jersey, Office of the Courts
Certified Mediator

District VB (Suburban Essex)
Ethics Committee, September 2003

Essex County Bar Association

Morris County Bar Association

New Jersey State Bar Association

American Bar Association

Federal Bar Association

Defense Research Institute
Member, Electronic Discovery Committee

Chair, Annual Meeting, Electronic Discovery Committee

Gibbons E-Discovery Law Alert blog (www.ediscoverylawalert.com)
Editorial Board

Professional Admissions

  • State of New Jersey
  • State of New York
  • Commonwealth of Pennsylvania
  • United States District Court for the District of New Jersey
  • United States District Court for the Northern District of New York

Judicial Clerkship(s)

Judicial clerk to the Honorable Joseph T. Ryan, Superior Court of New Jersey, Law Division, Hudson County

Intern to the Honorable Nicholas H. Politan, United States District Judge for the District of New Jersey

Publications & Features


Listed in Best Lawyers®, Product Liability Litigation - Defendants

Selected to the New Jersey Super Lawyers list, Business Litigation

Named to the Irish Legal 100, 2011, 2012, 2013, 2014, 2015, 2016, 2017

No aspect of this advertisement has been approved by the Supreme Court of New Jersey. A description of the selection process methodology for the awards referenced is available at gibbonslaw.com/awards/.

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