Smart & Biggar

François Guay

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Practice Areas

François Guay is among the most experienced and successful intellectual property litigators in Canada and a highly sought-after advisor to the largest, most innovative companies in the world. His clients entrust their most complex and contentious IP issues to François, in view of his proven track record of building effective litigation strategies and preparing highly persuasive arguments to be presented in court. He has appeared before the Courts of Québec and the Federal Court of Canada, and hundreds of the cases he has been involved in have been reported in Canada. Chambers Canada has ranked François as a Band 1 lawyer in Intellectual Property Litigation for 2020 and 2021. He has been named IP Lawyer of the Year for Montréal by Best Lawyers and twice recognized as Trademark Litigator of the Year by Benchmark Canada.


Partner. Québec Bar 1982. Registered Canadian Trademark Agent.

Professional Memberships

Fellow: Intellectual Property Institute of Canada. Member: International Trademark Association, International Association for the Protection of Intellectual Property, European Communities Trade Mark Association, International League of Competition Law, Association des juristes pour le droit de la vigne et du vin, Canadian Bar Association