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Robert W Cosman Toronto Lawyer

Robert W. Cosman

Counsel Fasken
As the complexity of disputes continues to grow, careful collaboration and case management are crucial to ensure the resolution process is driven by your business goals.
Jurisdiction Ontario, 1974 | Northwest Territories, 1981
Language(s) English
Office(s) Toronto


Robert Cosman’s broad litigation practice is focused on all aspects of commercial, public and administrative law. An experienced litigator, Robert  has appeared before at trial and appellate levels before the Ontario Superior Court of Justice and Ontario Court of Appeal, the Federal Court of Canada, Trial and Appeal Divisions, and the Supreme Court of Canada.

Robert has litigated over 250 cases in the courts and before public tribunals and boards of arbitration in many areas of law.

Representing clients before federal and provincial administrative tribunals and commissions of inquiry, and in domestic and international commercial arbitration, Robert has been certified by the Law Society of Upper Canada as a specialist in civil litigation.

Frequently advised clients on matters of commercial contract, constitutional law, professional and regulatory issues, franchise and dealership agreements, Robert has also assisted with environmental proceedings, intellectual property and technology disputes, injunctions, judicial review of government decisions, class actions, product liability, employment and human rights, charities and trust law.

Robert successfully represented a number of international mining companies in the Federal Court in one of Canada's largest aboriginal rights cases. Robert regularly assists clients on cross-border litigation disputes.

A guest lecturer and panelist on litigation and arbitration issues, Robert also speaks on advocacy and dispute resolution at professional conferences at the University of Toronto Faculty of Law, Osgoode Hall Law School, the Law Society’s continuing education programs, as well as at International Bar Association meetings.


Client Work

Career & Education


  • LLB University of Toronto
  • BA Loyola College

Memberships & Affiliations

  • Member, Canadian Bar Association
  • Member, Ontario Bar Association
  • Member, The Advocates' Society
  • Committees on Dispute Resolution and Transnational Litigation, International Bar Association
  • Past Chair, International Arbitration Committee, Arbitration and Mediation Institute of Ontario
  • Former Instructor, Law Society of Upper Canada Bar Admission Course
  • Board of Directors (Past), The University Club of Toronto


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