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David W. O'Quinn




David is an integral part of the trial team, serving as the lead brief writer for appellate briefs and writs. He has extensive experience drafting complex motions, federal court removals, Daubert motions, and jury charges and appeals. David practices in the areas of complex litigation, environmental and toxic tort, products liability, business litigation, and pharmaceutical and medical device litigation.


Representative Matters / Experience

  • Wholesale Drug Pricing: Attorney General Litigation
  • Diabetes Medications: Attorney General Litigation
  • Metal-on-Metal Hip Litigation: Briefs and Trial Preparation
  • Antipsychotics: Attorney General Litigation
  • Southeast Louisiana Drainage Project, Construction Litigation: Louisiana Trial Counsel Team
  • Worker's Medical Compensation Bill Reduction Class Action: Louisiana Trial Counsel Team
  • Pedicle Screws: Summary Judgment and Daubert Motions
  • Gastrointenstinal Medications: Summary Judgment and Daubert Motions
  • Anti-Inflammatory Drug: Louisiana Trial Counsel Team
  • PPA: Louisiana Trial Counsel Team
  • Vitamins Antitrust: Louisiana Trial Counsel Team
  • Cell Phones: Louisiana Trial Counsel Team
  • Fen-Phen Diet Drug: Daubert Motions
  • Insecticides: Cancerphobia Motions
  • Reyes Syndrome: Pretrial and Appellate Briefs


  • Best Lawyers in America: Insurance Law; Personal Injury Litigation - Defendants; Product Liability Litigation - Defendants (2010-2022)
  • Louisiana Super Lawyers: Personal Injury Defense
  • CityBusiness Leadership in Law, 2009
  • AV Preeminent, Martindale-Hubbell rating
  • Loyola Law Review
  • Loyola National Appellate Advocacy Team


  • Defense Research Institute
  • Louisiana Association of Defense Counsel
  • American Bar Association, former co-editor of Mass Torts Newsletter
  • Louisiana State Bar Association
  • New Orleans Bar Association


  • J.D., Loyola University School of Law (1987)
  • granted early admission to law school, Louisiana State University (1984)


  • Louisiana state courts
  • United States Court of Appeals, Fifth Circuit
  • United States District Court Eastern, Middle, and Western Districts of Louisiana

Publications and Presentations