M. Gabrielle Hils


Gabrielle's diverse experience and knowledge of complex litigation, including class action proceedings, has allowed her to guide a variety of clients through the legal labyrinth, ranging from small manufacturers to multinational corporations. With a thorough understanding of multidistrict, class action and mass tort proceedings, she is adept at tailoring her approach to meet the unique needs of her clients. She has developed her skills over many years of service as a lead case management attorney directing pretrial discovery and motion practice in product liability actions filed in state and federal courts throughout the country. As a tenacious litigator, she effectively manages large volumes of cases to successful conclusion.

By leveraging an understanding of science, medicine and the law, Gabrielle has helped many clients find success in multidistrict litigation proceedings including MDL 1507: In re: Prempro Product Liability Litigation, MDL 1023: In re: Diet Drugs (Phentermine/Fenfluramine/Dexfenfluramine) Product Liability Litigation, MDL 1057: In re: Telectronics Pacing Systems, Inc., Accufix Atrial "J" Leads Product Liability Litigation, and MDL 926: In re: Silicone Gel Breast Implant Product Liability Litigation. Additionally, she has defended companies in toxic tort and premises liability cases, mitigating the client’s risk while finding the appropriate resolution to meet the client’s goals in an efficient and cost-effective manner.

Gabrielle is a frequent author on topics relating to defense of mass tort and class action litigation. Her articles have been featured in nationally-recognized publications, including DRI’s In-House Defense Quarterly.


  • University of Kentucky College of Law  (J.D., 1984)
    • Order of the Coif
    • Kentucky Law Journal, managing editor
  • Thomas More College  (B.A., summa cum laude, 1981)

Bar Admissions

  • Ohio
  • Kentucky

Court Admissions

  • U.S. Supreme Court
  • U.S. Court of Appeals for the Sixth Circuit
  • U.S. District Court for the Southern District of Ohio
  • U.S. District Court for the Eastern District of Kentucky
  • U.S. District Court for the Western District of Kentucky


  • Cincinnati Bar Association
  • Northern Kentucky Bar Association
  • Kentucky Bar Association
  • Ohio State Bar Association
  • Federal Bar Association
  • Litigation Counsel of America, fellow
  • Thomas More College, foundation board
  • Villa Madonna Academy, Board of Trustees


  • Best Lawyers®
    • "Lawyer of the Year" in Cincinnati for Mass Tort Litigation/Class Actions - Defendants (2012, 2017)
    • "Lawyer of the Year" in Cincinnati for Product Liability Litigation - Defendants (2015)
    • Mass Tort Litigation, Class Actions - Defendants and Product Liability Litigation (2021-2024)
  • Peer Review Rated AV in Martindale-Hubbell
  • Ohio Super Lawyers®
  • Life Science Star by LMG Life Sciences (2013)