Sarah Yun is a partner at WeirFoulds with a practice focused on public law.

Sarah’s expertise includes law relating to professional regulation, privacy, non-profit corporate and governance matters and commercial agreements. She represents a broad range of clients, including health and social service professional regulators, universities and other non-profit organizations involved in education, health and social service delivery.

Sarah advises on all aspects of governance for professional regulators, including by-laws, standards, committee formation, policies and procedures, and assists with the drafting and presentation of regulations to government from both a policy and legal perspective.

Sarah also advises on the impact and application of various privacy statutes, including health privacy and freedom of information legislation. She has provided advice to a number of organizations on compliance with privacy legislation and the handling of access requests.

To ensure her clients stay attuned to the changing legal landscape, Sarah provides updates on amendments to key legislation affecting their mandate. She also prepares training and practical educational sessions on topics focused on client needs.

Prior to joining the firm, Sarah worked for the Ontario Ministry of the Attorney General, the Ministry of Health and Long-Term Care and the Government of Canada.

Sarah comes to the practice of law with an academic background in policy. Sarah holds a Master of Science in Comparative Social Policy from the University of Oxford, where she was named a Clarendon Scholar and a Rotary Ambassadorial Scholar.


    • Brian Morgan Scholarship in Law
    • Massey College, Junior Fellowship
    • Clarendon Fund Scholarship – full-tuition scholarship to the University of Oxford
    • Rotary Ambassadorial Scholarship – leadership and contributions to the community
    • W.L. McKenzie King Traveling Scholarship (declined)
    • Dean’s List Scholar
    • University of Toronto Scholar – top 100 students at the university
    • Provost’s Scholar – top dozen graduating students of Trinity College
    • Excellence Award for Social Sciences and Humanities Research
    • 18 additional academic prizes for highest standing at the College and the Department
    • Faculty of Arts & Science Dean’s Student Leadership Award – awarded to one of 25,000 students annually
    • Gordon Cressy Student Leadership Award – outstanding contributions to the university
    • William R.I. Gardner Scholarship, Dean’s Prize – campus and community leadership
    Called to the Bar
    • Ontario (2014)

    • J.D. (Hons. 2012-13), University of Toronto, Massey College, 2013
    • M.Sc. (Graduated 3rd in class), University of Oxford, St. Hilda’s College, 2010
    • B.A. (Hons. with High Distinction), University of Toronto, Trinity College, 2009
    • Ontario Bar Association
    • Canadian Association of University Solicitors (CAUS)
    • Canadian Bar Association
    • Christian Legal Fellowship

    Speaking Engagements

    Speaker, "Registration Requirements Regulation made under the Regulated Health Professions Act. Recent developments in the new emergency class required of all RHPA Colleges,” OBA Health Law Call-in Series, February 15, 2023
    Speaker, "Learn about the updated Ontario Not-For-Profit Corporations Act", WeirFoulds LLP, October 18, 2021
    Speaker with IPC Commissioner Brian Beamish, "Mandatory Reporting and Breach Notification: What You Need To Know", Keynote Session, 2017 PHIPA Connections Summit, Toronto, Ontario, December 5, 2017
    Speaker, "Former Summer Student Panel", Ministry of Health and Long-Term Care Seminar, Toronto, Ontario, July 28, 2017
    Speaker, "What is Corporate Law?", University of Toronto's Business Law Society Seminar, Toronto, Ontario, October 13, 2016
    Speaker, "Former Summer Student Panel", Ministry of Health and Long-Term Care Seminar, Toronto, Ontario, July 30, 2015
    Speaker, "Privacy and Workplace Policies: The Impact of Jones v. Tsige and R. v. Cole", WeirFoulds Employment & Labour Group Client Seminar, Toronto, Ontario, April 17, 2015

    Legend: GeneralLitigationPropertyCorporateGovernment

    Legend: GeneralLitigationPropertyCorporateGovernment