Tiffany O'Hearn Davies

Senior Associate
Norton Rose Fulbright Canada LLP

Tiffany O'Hearn Davies

Tiffany O'Hearn Davies



Tiffany O'Hearn Davies is an employment and labour lawyer with a particular focus on litigation and dispute resolution. She acts as an advocate for employers in a wide range of employment and labour disputes, including wrongful dismissal proceedings, human rights complaints, grievance arbitrations, judicial review applications, appeals and coroner's inquests. She has appeared as counsel before various courts and tribunals, including the Supreme Court of Canada, the Ontario Superior Court of Justice, the Federal Court and Federal Court of Appeal, the Human Rights Tribunal of Ontario, and the Canadian Human Rights Tribunal.

Tiffany is regularly called upon by employers to litigate highly contentious matters and to provide legal and strategic advice regarding sensitive workplace issues, including workplace investigations, progressive discipline and dismissals, and occupational health and safety matters. She has experience servicing clients in many different sectors, including transportation, financial institutions, power and utilities, pharmaceuticals and health care.

Before joining us, Tiffany was an associate at a leading boutique litigation firm, where she had a broad civil litigation practice. She also clerked at the Court of Appeal for Ontario, where she worked closely with judges of the Court on a broad range of civil and criminal appeals.

Professional experience

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J.D., Dalhousie Schulich School of Law, 2013
M.A., University of Alberta, 2007
B.A.H., Queen's University, 2006
  • Ontario 2014
  • Nova Scotia 2014
  • Successfully represented a client in an application before the Canada Industrial Relations Board to consolidate several bargaining units into a single national bargaining unit
  • Represented an institutional party in a coroner's inquest into a fatality on a construction site
  • Successfully represented a client in having an application for judicial review removed from the court file on the basis that the applicant was a vexatious litigant
  • Successfully represented a client in an application for judicial review of a Canadian Human Rights Tribunal decision and obtained an order directing the Tribunal to reconsider its decision regarding the timeliness of the complaint
  • Successfully represented a client in a grievance arbitration regarding interpretation of a memorandum of settlement between the client and the union
  • "Withdrawing as Counsel of Record Not as Simple as it Sounds: Use of the Supreme Court of Canada's Decision in R. v. Cunningham by Administrative Tribunals in Requests to Withdraw as Counsel of Record" (co-author: Brian Gover), Canadian Journal of Administrative Law and Practice, September 2016.


  •  "Privacy and Confidentiality: Balancing and Protecting Privacy in Cases Involving Allegations of Sexual Violence," The Osgoode Intensive Course in Responding to Campus Sexual Violence Complaints,  Osgoode Professional Development, Toronto, May 2019.
  • "Border Control on the Information Superhighway: Professional Regulation in the Digital Age," Canadian Network of Agencies for Regulation Conference, Banff, AB, October 2018.
  •  "The Meaning of #MeToo: Regulating Sexual Misconduct Amidst Normative Change," Canadian Network of Agencies for Regulation Conference, Banff, AB, October 2018
  • Canadian Bar Association
  • Law Society of Ontario
  • Nova Scotia Barristers' Society
  • Ontario Bar Association
  • The Advocates' Society
  • Toronto Lawyers' Association
  • Volunteer, Pro Bono Law Ontario – free legal advice hotline