Guy Régimbald

Gowling WLG - Canada


160 Elgin St., Suite 2600
Ottawa, Ontario
K1P 1C3


Trade mark star 2022




Practice areas:

Copyright & related rights
Copyright litigation
Trade mark

Industry sectors:

Financial services
Food & beverage

Guy Régimbald is a partner in Gowling WLG's Ottawa office, and a national practice group leader of the Administrative Law Practice Group. Guy’s practice specializes in the areas of constitutional and administrative law, trademark and copyright law, Indigenous law and taxation.

As a member of Gowling WLG's Supreme Court of Canada Services Group, Guy has appeared as lead counsel or co-counsel before the Supreme Court of Canada in many high-profile cases, and been involved as agent or adviser in many more. Notably, Guy argued with success the Supreme Court of Canada decision in Cinar Corporation v. Robinson, 2013 SCC 73, [2013] 3 SCR 1168 in relation to copyright law.

A prolific writer, Guy is the author of Canadian Administrative Law and co-author of The Law of the Canadian Constitution, two major treatises published by LexisNexis. They have been cited with approval by the Supreme Court of Canada and other courts throughout Canada in many reported decisions. Guy is also a co-author of Supreme Court of Canada Practice (Carswell), the definitive guide to practice and procedure at Canada's highest Court.

Since 2014, Guy has been recognized by Managing Intellectual Property every year as a star in copyright law and/or trademark. In addition, he has been recognized by the Canadian Legal Lexpert Directory for his work in Indigenous Law since 2018 and in Litigation – Public Law since 2020.

In 2018, Guy was elected on the Canadian Bar Association's Federal Courts Bench and Bar Liaison Committee. He has been serving, since 2016, on the executive of the Ontario Bar Association's Constitutional, Civil Liberties and Human Rights Law section as well as the Administrative Law section, and the Canadian Bar Association's Administrative Law section.

Prior to joining Gowling WLG, Guy clerked for the Honourable Mr. Justice Rothstein and the Honourable Mr. Justice Major of the Supreme Court of Canada, as well as for Mr. Justice Marc Noël at the Federal Court of Appeal (now Chief Justice).

Guy is a member of the Law Society of Ontario, the Barreau du Québec, and the Law Society of Nunavut. Guy practices law in both official languages.

Year Joined Firm: 2007


  • University of Ottawa
  • University of Oxford


Last updated 27 April 2021