Deanna S. Gilbert

Deanna S. Gilbert

Partner

Practice highlights

Biography

Deanna Gilbert is a partner at Thomson Rogers LLP, focusing on personal injury and medical malpractice litigation for seriously injured plaintiffs. She offers a trauma-informed practice, educating clients on the legal process whilst allowing them focusing on their recovery. Certified as a Specialist in Civil Litigation by the Law Society of Ontario, Deanna has appeared before various levels of adjudicative bodies, including the Ontario Court of Appeal. Her advocacy has led to precedent-setting decisions, including Denman v. Radovanovic, an informed consent case upheld by the Court of Appeal wherein the Plaintiffs received an $8.5 million Judgment plus over $3 million in costs. Repeatedly ranked in The Canadian Legal Lexpert® Directory and listed in The Best Lawyers in Canada for 2026, Deanna also holds the AV Preeminent rating from Martindale-Hubbell.

As a sought-after speaker at medical-legal conferences, Deanna has been guest faculty for programs run by the Advocates’ Society, the Ontario Trial Lawyers Association, the Ontario Bar Association, and the Canadian Society of Medical Evaluators. Deanna is a Contributing Editor for LexisNexis Canada and has authored legal articles which have been cited in judicial decisions of the Ontario Superior Court of Justice. Deanna is known for her preparedness, legal knowledge, assertive advocacy, and open communication. She is a valued member of the team at Thomson Rogers LLP, which has been recognized as one of Canada’s Top 10 Personal Injury Boutiques by Canadian Lawyer Magazine since 2011. Most importantly to Deanna, she is mom to an adorable son who she loves to make laugh.

Year of Call

2008

Education

  • Bachelor of Arts (Honours), Huron University College (2004)
  • Bachelor of Laws, Osgoode Hall Law School (2007)

Accreditations

  • Certified Specialist (Civil Litigation)
  • LEXPERT® Ranked Lawyer
  • Martindale-Hubbell® Ranked Lawyer, AV Preeminent®
  • Listed in The Best Lawyers™ in Canada since 2018
  • The Advocates’ Society
  • Ontario Trial Lawyers Association
  • Ontario Bar Association
  • Canadian Bar Association

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