G. Jack Donson Jr.

Of Counsel Cincinnati
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Jack has concentrated his practice in the areas of antitrust and franchise law for more than 40 years and is a former chair of the firm's Antitrust practice. He has tried both criminal and civil antitrust suits, and represented clients in numerous antitrust suits and investigations. This litigation experience covers all aspects of the antitrust laws and includes suits brought by the federal government, various state attorneys general, and private plaintiffs.

Jack has served as lead counsel in franchise cases throughout the nation, representing both franchisors and franchisees. He also has served as counsel for francisee associations. He counsels businesses with respect to antitrust, marketing, franchise and related matters, and has extensive experience as to antitrust and health care.

Jack is past chairman of the Board of Governors of the Antitrust Section of the Ohio State Bar Association and is a former member of both the Forum on Franchising and Antitrust Section of the American Bar Association. He was selected as 2021, 2020, 2017, and 2013 “Lawyer of the Year” in Cincinnati for Antitrust Law by Best Lawyers in America. He is also ranked in Chambers USA and has been listed as a Leading Lawyer by Cincy magazine.


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  • University of Cincinnati College of Law (1971)
  • The Ohio State University


  • Federal - 4th Circuit Court of Appeals
  • Federal - 6th Circuit Court of Appeals
  • Federal - 10th Circuit Court of Appeals
  • Federal - 11th Circuit Court of Appeals
  • Federal - Southern District of Ohio
  • Federal - U.S. Supreme Court
  • Federal - 2nd Circuit Court of Appeals
  • State - Ohio

Professional Affiliations

  • American Bar Association

    Former Member, Antitrust Section/Forum on Franchising

  • Cincinnati Bar Association


  • Federal Bar Association

    Former Member

  • Ohio State Bar Association

    Former Member, Board of Governors, Antitrust Section
    Former Chairman