Sarah Whitmore

Sarah E. Whitmore

Toronto: 416.865.7315
Fax 416.865.7380


BA Honours (With Distinction), 2007
Queen’s University
JD, 2010
Osgoode Hall Law School

Bar Admissions

Ontario, 2011


Sarah’s practice focuses on class actions, employment law, public law and constitutional litigation. She has appeared as counsel at all levels of court in Ontario, in various administrative tribunals in Ontario (including the Human Rights Tribunal), the British Columbia Supreme Court, the Alberta Court of Appeal, the Québec Superior Court, the Federal Court of Canada and the Supreme Court of Canada.

She is counsel to the defendants in a number of leading and precedent setting employment national class actions, including Canadian Hockey League, Canada Cartage and Livingston International. Sarah represents a Canadian Schedule I bank in its defence to the first common issues trial to proceed on the merits in an employment class action in Canada.

Sarah also maintains a robust defamation practice where she advocates for expansive protection for free expression. She represents media companies, authors, and individuals in a variety of defamation matters. In particular, Sarah acts on a number of cases engaging the right of complainants to report allegations of misconduct.

Sarah has assisted numerous clients in resolving claims involving allegations of discrimination, sexual harassment, and related allegations of wrongful and constructive dismissal. She has spoken and written frequently on matters related to sexual harassment and discrimination class actions.

Representative Work

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The Legal 500 Canada—Rising star in dispute resolution: Ontario (2021)


HR law seminar


Professional Involvement

Sarah is an instructor at Osgoode Hall Law School’s Trial Advocacy course. Sarah is also a member of the Advocates' Society.


Sarah is the President of the Board of Directors of the Barbra Schlifer Commemorative Clinic and acts as a volunteer instructor and mentor on Ontario’s Law Practice Program’s Trial Advocacy course.