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Patricia Kosseim

Patricia Kosseim

Counsel, Privacy and Data Management
National Co-Leader, AccessPrivacy, by Osler

Key Contact: Privacy and Data Management

Contact Information

tel: 613.787.1008 (Ott)/514.904.5640 (Mtl)



Bar Admission
  • Québec, 1993
  • Ontario, 2019
  • King's College, University of London, M.A. Medical Law and Ethics
  • McGill University, B.C.L. and LL.B.
  • McGill University, B. Com
English, French

Patricia Kosseim is Counsel in Osler's Privacy and Data Management Group and National Co-leader of Osler’s AccessPrivacy knowledge platform, where she provides clients with sound strategic advice and concrete, practical know-how on matters of privacy, data governance and access law. Patricia served over a decade as Senior General Counsel and Director General at the Office of the Privacy Commissioner of Canada (OPC). During that period, she was responsible for overseeing a broad range of regulatory functions including, Legal Services, Litigation,  Policy, Parliamentary Affairs, International Relations, Research, Technology Analysis and ATIP. Prior to that, Patricia held executive positions at Genome Canada and the Canadian Institutes of Health Research, where she developed and led national strategies for addressing legal, ethical and social aspects of health and genomics technologies. She began her career in Montreal practicing in the areas of health law, civil litigation, human rights, privacy and labor & employment with another leading national law firm.

Patricia has been recognized as a national leading expert in her field, having published and spoken extensively on matters of privacy law, health law and ethics. She has taught part-time at the University of Ottawa, Faculty of Law and has held many professional appointments and board memberships, including: Governor on the Board of Governors of The Ottawa Hospital; Chair of The Board of Directors of the Ottawa Hospital Research Institute; Vice-Chair of the Research Integrity Committee of les Fonds de recherche du Quebec; and member of the National DNA Databank Advisory Committee. Patricia is a member of the Law Society of Ontario, as well as the Barreau du Quebec.

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    Accel in 1Password's US$200 million Series A financing round

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  • Best Lawyers in Canada: Recognized in Privacy and Data Security Law

  • Chair, Ottawa Health Research Institute (OHRI) Board of Directors, September 2016– present
  • Governor, The Ottawa Hospital Board of Governors and member, Finance and Audit Committee, June 2013 – present
  • Member, OECD Expert Advisory Panel appointed to review the 2013 Guidelines on the Protection of Privacy and Transborder Data Flows, January 2019 – present
  • Member, Federal Interagency Panel on Research Ethics, January 2020 – present
  • Member, Human Research Accreditation Canada (HRA Canada), Accreditation Advisory Panel, July 2018 – present 
  • Member, Health Law Institute Advisory Committee, University of Ottawa, March 2017– present
  • Member, Federal Multi-stakeholder Advisory Group on the Car of the Future, Nov. 2018 – June 2019
  • Member, National DNA Databank Advisory Committee, Ministerial appointment, April 2014 – February 2018
  • Member, Research Integrity Committee, Fonds de recherche du Québec, June 2015 – June 2018
  • Federal Court Liaison Committee, Human Rights, Labor and Employment, Privacy and Access law, June 2012 – February 2018
  • Genomics, Society and Ethics Advisory Committee, Genome BC, Sept 2010 – Sept 2011
  • Executive Member, Canadian Bar Association, National Section on Privacy and Access Law, September 2008 –  August 2010
  • Co-Chair, CIHR Committee on Ethical, Legal and Social Issues related to the Canadian Longitudinal Study on Aging, April 2009 – August 2010
  • Privacy Core Task Group, Federal / Provincial / Territorial (FPT) Advisory Committee on Information and Emerging Technologies, 2003 –04, and FPT Advisory Committee on Health Infostructure, 2002
  • Federal Inter-Departmental Working Group on Genetic Information & Privacy, 2002 – 2004
  • Board of Directors, Women’s Centre of Montreal, 1999
  • Founding Member of the Hôpital St-Joseph de la Providence, Clinical Ethics Committee, 1996 – 1999
  • Montreal General Hospital, Research Ethics Board, 1994 – 1997

Recent Conferences / Presentations


  • Overview of Privacy Laws in the Healthcare Context, Certificate Program in Privacy and Healthcare, Osgoode Hall Law School, York University, January 20, 2020.
  • At the Intersection of IP and Data Protection, Law Society of Ontario, 24th Intellectual Property Law: The Year in Review, Toronto, January 16, 2020.


  • La PRP entreprise: des outils pour profiter des innovations de manière responsable, Le Barreau du Québec, Les développements récents en droit à la protection de la vie privée, Montréal, November 21, 2019.
  • Public Data Trust and Collective Privacy, 11th Glendon Global Policy Debates, Ottawa, November 14, 2019.
  • The Canadian Privacy Landscape Today and Into the Future, Keynote, Canada Post, Privacy Conference 2019: Navigating Privacy, Data and Trust, Ottawa, November 5, 2019.
  • Data Breaches: Would you or Wouldn’t you Report?, Interactive Session organized by The Conference Board of Canada,  Council for Chief Privacy Officers, Ottawa, October 30, 2019.
  • Strategic Communications: Policing in an Ever-Changing Landscape, Canadian Association of Chiefs of Police Conference on The Evolving Relationship between Police and Media”, Toronto, October 21, 2019.
  • Overview of the Federal Private Sector Privacy and the Powers of the Privacy Commissioner of Canada, Guest Lecturer, McGill University, Montreal, October 17, 2019.
  • Algorithmes et État de droit, Roundtable Discussion, Cyberjustice Laboratory, University of Montreal, Montreal, October 9, 2019.
  • L’incidence des règles européennes sur la protection des données de ce côté-ci de l’Atlantique, Association of Corporate Counsel – Quebec Section, Montréal, October 9, 2019.
  • Data Governance Opportunities and Challenges, Presentation to the Canadian Statistics Advisory Council, Ottawa, September 27, 2019.
  • 10th Annual AccessPrivacy Annual Conference, Osler, Toronto, September 12, 2019.
  • Risks and Opportunities of 5G Technologies in Canada, Canada Future Forward Summit, Globe and Mail Summit, Toronto, June 25-26, 2019.
  • Legal, Ethical and Social Implications of Expanding Canada’s National DNA Databank, Canadian College of Medical Geneticists, 2019 Annual Meeting, Niagara Falls, June 22-25, 2019.
  • AI from Innovation to Healthcare Markets: Barriers and Facilitators, Machine MD, Conference on the Law, Policy and Ethics of Tomorrow’s Health Technologies, University of Ottawa, June 1, 2019.
  • Building an Anonymization Code of Practice, International Association of Privacy Professionals, Privacy Symposium 2019, Toronto, May 23, 2019.
  • The Future of Informational Accountability, co-sponsored by the Organization for Economic Cooperation and Development and the Centre for Information Law and Policy, Paris, May 6, 2019.
  • Shifting Expectations: A Reflection on Canada’s Current Regulatory Landscape and Where it May Go From Here, Conference Board of Canada, Ottawa, April 10, 2019.
  • Deidentification and Anonymization of Personal Information: Black, White, and Many Shades of Grey in Between, Privacy Law Summit 2019, Ontario Bar Association, Toronto, April 3, 2019.
  • EIAI 2019 - Canada-United Kingdom Symposium on Ethics In Artificial Intelligence, National Research Council, Ottawa, February 21, 2019.
  • Critical Global Privacy Issues Impacting Canadian Businesses Program: Essential Update on GDPR Compliance Activities, Ontario Bar Association Institute, Toronto, Friday, February 8, 2019.
  • Privacy in a 5G World, Canadian Wireless Telecommunications Association ,5G Canada 2019 Conference, Ottawa, Wednesday, January 23, 2019.
  • The Risks of Innovation: Cybersecurity, 2nd Annual Legal Innovation Conference, University of Alberta, Edmonton, January 19, 2019.


  • Cybersecurity and Privacy Law for Litigators, Advocates Society, Toronto, Friday, November 9, 2018.
  • How to move forward with Digital Ethics, 40th International Conference of Data Protection and Privacy Commissioners, Brussels, Belgium, October 23-26, 2018.
  • Crossing Borders: Managing Data Across Jurisdictions, Panelist, Thomson Reuters, Toronto, September 26, 2018.
  • General Data Protection Regulation (GDPR) - What it Means for Canadian Businesses, Intellectual Property Institute of Canada, Ottawa, August 23, 2018.
  • 2018 Annual Privacy Conference, Osler, Toronto, June 22, 2018.
  • The Practical Application of Canadian Privacy Legislation on Clinical Trials, Society of Clinical Research Administrators (SOCRA), Toronto, June 14, 2018.
  • Le Commerce de detail: Pourquoi les annonceurs en ligne savent à quoi vous pensez, L’Association des Juristes pour l’avancement de la vie artistique, Montreal, June 7, 2018.
  • The Truth About Transparency, International Association of Privacy Professionals, Toronto, May 24, 2018.
  • Privacy Law Panel, Contracting in the era of the GDPR, Ontario Bar Association, Ottawa, May 1, 2018.
  • Stepping out of the breach: Preparing for WHEN the time comes, International Association of Privacy Professionals KnowledgeNet Presentation, Ottawa, April 19, 2018.