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New Hampshire Joins Data Protection Trend, Passes Comprehensive Data Protection Law
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Bryna Dahlin

Partner, Litigation; Chair, Cannabis Industry Group
Chicago
T.
312.624.6340
liamE
“My clients seek clarity in an uncertain landscape. I give them the insights they need to make informed decisions that move their business ahead.”
“My clients seek clarity in an uncertain landscape. I give them the insights they need to make informed decisions that move their business ahead.”

“Her expertise is impressive, and she demonstrates both thoroughness and responsiveness.” - Benesch Client, Chambers USA

Bryna’s clients are her priority, and she is laser focused on helping them achieve their goals, whether they be courtroom wins, effective case resolutions or creative business solutions. Bryna is known for giving real-world guidance that is clear and practical. She has over 25 years’ experience representing clients in high-stakes litigation, including false advertising, product liability, defamation, trademark, trade secret and copyright cases.

Bryna works with clients in a range of industries, including consumer products, food and beverage, pharmaceuticals commodities. She has substantial courtroom and appellate advocacy experience and is also skilled at assisting brands and clients in need of reputation management. She has handled high-profile false advertising and defamation matters, copyright and trademark cases for household name companies, and a wide variety of class actions in federal and state courts throughout the country.

Her deep experience defending all manners of deceptive advertising and product defect claims includes matters before the Consumer Product Safety Commission, the Federal Trade Commission and the National Advertising Review Board.  

Bryna has collectively handled cases worth tens of billions of dollars, including defeating a $1.15 billion constitutional claim on summary judgment. She also defeated nationwide, single-state and multistate class certifications on behalf of a toy manufacturer and its big box retailers involving a popular children’s toy that contained a Schedule I controlled substance when swallowed.

Other representations include defending a labeling class action seeking to remove a wide category of cannabis products from the state-legal market; trademark work for a well-known film production company; and litigating a defamation case against a popular singer and television personality. Bryna also has experience defending food, beverage, beauty and dietary supplement companies in lawsuits involving misleading health and benefit claims.

Honors have included Chambers, Crain’s Notable Women in Law, Super Lawyers, and the National Law Journal’s 40 under 40 in Chicago.

  • Litigation
  • Healthcare Business Transactions
  • Commercial Litigation & Disputes
  • Consumer Protection & Class Actions
  • Copyright & Trademark Litigation
  • False Advertising & Unfair Competition
  • Crisis Management & Strategic Response
  • Trade Secrets Litigation
  • Defamation Litigation
  • Cannabis
  • Food & Beverage
  • Pharmaceutical
  • Retail & E-Commerce
  • University of Illinois - Urbana-Champaign, J.D.
    • magna cum laude
  • University of Illinois - Urbana-Champaign, Journalism
  • Illinois
  • Colorado
  • U.S. District Court for the Northern District of Illinois, including Trial Bar
  • U.S. Court of Appeals for the Fifth Circuit
  • U.S. Court of Appeals for the Seventh Circuit
  • Ranked Band 2 Nationally for Cannabis Law, Chambers 2024-2025
  • Listed, Crain’s Chicago Notable Women in Law, 2020 and 2024
  • Ranked Band 3 Nationally for Cannabis Law, Chambers 2021, 2022, 2023
  • Listed, Leading Lawyers Illinois, 2020 -2023
  • Listed, Top 200 Global Cannabis Lawyer - Cannabis Law Report & Cannabis Law Journal, 2023, 2025
  • Named to Law Bulletin Media's 2023 Top Women in Law
  • Listed, Illinois Super Lawyers, 2017 - 2020
  • Chicago's 40 Under 40 - National Law Journal, 2013
  • Listed, Illinois Super Lawyers Rising Stars, 2010 - 2015
  • Member, National Cannabis Industry Association 
  • Member, International Cannabis Bar Association
  • Member, Illinois State Bar Association
  • Member, Illinois Cannabis Bar Association
  • Member, Illinois Women in Cannabis
  • Member, B-Sharp Professional Network for Women In-House Attorneys

Highlights

Articles and Presentations
September 22, 2025
Benesch's Cannabis Industry Quarterly Update: Q3 2025
June 12-13, 2025
Navigating Free Speech Rights & Restrictions on Cannabis Advertising | Bryna Dahlin
June 5, 2025
Benesch's Cannabis Industry Quarterly Update: Q2 2025

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News
November 19, 2025
Benesch Partner Bryna Dahlin Quoted in Law360 on High-Profile Defamation Dispute
September 17, 2025
Benesch Partner Bryna Dahlin Recognized at Chicago NORML Gala for Influence on Cannabis Industry
September 2, 2025
Benesch Attorneys Bryna Dahlin and Alissa Jubelirer Recognized Among Global Top 200 Cannabis Lawyers

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