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Brian O'Byrne Toronto Lawyer

Brian A. O'Byrne

Partner Fasken
Winning at arbitration depends primarily on two things; having the facts to support your position and having the law that supports your position
Jurisdiction Ontario, 1976
Language(s) English
Office(s) Toronto

Brian practices labour relations, employment and workplace human rights law.  He acts for both private and public sector clients, advising on all aspects of labour relations including representation of clients before arbitrators and other tribunals and negotiating collective agreements and acting both as counsel and employer nominee in interest arbitration cases.

His expertise extends to a full range of employment law matters including employment agreements and policies, employee terminations, employment standards, privacy rights, occupational health and safety matters, pay equity, workplace human rights, worker compensation and employee compensation and benefits.

A frequent speaker on labour, employment and human rights issues, Brian speaks at professional conferences and seminars. He also conducts seminars and training programs for clients.

Frequently writing articles and commentaries, Brian is the author of the chapter on Canadian labour and employment law in the European Lawyer Reference book published by Thomson Reuters, entitled Labour and Employment Law.  He is also the editor of the Canadian Chapter in the textbook International and EU Employment Law published by Jordans in the United Kingdom.

Brian’s expertise is recognized in Chambers Global, Chambers Canada, Who’s Who Legal and Canadian Legal Lexpert Directory. 

  • Recognized in Labour and Employment Law in Toronto, The Best Lawyers in Canada 2006 to 2022
  • Recognized as an Acritas Star™ lawyer, Acritas Star Independently Rated Lawyers 2019 to 2021
  • Recognized in the Canadian Legal Lexpert Directory in Labour Relations , Lexpert 2015 to 2021
Date Client


  • LLB Osgoode Hall Law School at York University
  • BA University of Toronto

Memberships & Affiliations

  • Member, Canadian Bar Association
  • Member, Ontario Bar Association
Unions and Employers: Tips for Managing a Unionized Workforce, Bargaining Issues to Look Out For 27th Fasken Forum – Labour, Employment, Human Rights, Pensions & Benefits Conference location location Toronto
Implementing Collaborative and Innovative Approaches to Public Sector Labour Relations location location Toronto

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