Atty. Jeff G. Cowan

Atty. Jeff G. Cowan

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Jeff Cowan is recognized as one of Canada's leading public law litigators. He acts as counsel before administrative tribunals and the trial and appellate courts in many aspects of public law, including professional self-regulation and discipline, judicial review of government decision-making, freedom of information and privacy matters, municipal and provincial planning and environmental approvals, municipal assessment and taxation, health, education, alcohol and gaming, legislative drafting and government relations, and the Canadian Charter of Rights and Freedoms .

Mississauga Mississauga 48 Years Experience 48 year
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About

Jeff Cowan is recognized as one of Canada's leading public law litigators. He acts as counsel before administrative tribunals and the trial and appellate courts in many aspects of public law, including professional self-regulation and discipline, judicial review of government decision-making, freedom of information and privacy matters, municipal and provincial planning and environmental approvals, municipal assessment and taxation, health, education, alcohol and gaming, legislative drafting and government relations, and the Canadian Charter of Rights and Freedoms. In addition, Jeff regularly litigates in matters relating to real property, including purchase and sale disputes, lease and contract interpretation, expropriation, valuation, taxation, boundary and ownership issues, Aboriginal land claims, and arbitration proceedings, including acting as an arbitrator. Jeff has argued many of the leading cases – including in the Supreme Court of Canada – in the areas of tribunal jurisdiction and independence, Ministerial discretion, standard of judicial review, equality rights, constitutionality and interpretation of taxation and valuation legislation and remedies, freedom of information, aboriginal land claims and remedies, ownership of waterfront property, and the interpretation of commercial leases.

Awards

Best Lawyers in America — Administrative and Public Law
- 2026
Best Lawyers in America — Alternative Dispute Resolution
- 2026
Best Lawyers in America — Real Estate Law
- 2026
Best Lawyers in America — Awards:
- 2026
Best Lawyers in America — Managing Partner of WeirFoulds from 1999-2003
- 2026
Best Lawyers in America — Rated by Martindale Hubbell Ratings as "pre-eminent" (AV)
- 2026
Best Lawyers in America — Jeff is recognized as a leading practitioner in his areas of expertise in the Canadian Legal Lexpert Directory
- 2026
Best Lawyers in America — Dedicated Service Award, Canadian Bar Association – Ontario
- 2026

Bar Admissions

Ontario
Admitted: 1978

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