About Mary Murphy Law

Mary Murphy Law is a sole practitioner criminal defence firm run from an office at 700 Bay Street in downtown Toronto. Mary Murphy was called to the bar in Ontario in 1989 and has restricted the practice to criminal defence since 1994, working as a sole practitioner throughout that time.

The practice covers a broad range of criminal charges, from assault, theft, and fraud to more serious matters such as murder, weapons offences, and drug trafficking. Mary Murphy also represents young people facing charges under the Youth Criminal Justice Act and takes on cases before the Ontario Review Board, where a client has been found not criminally responsible. Legal Aid Ontario lists the certified areas of practice as criminal, criminal mental health, criminal youth, extremely serious matters, Gladue, and Ontario Review Board matters.

Mary Murphy is a member in good standing with the Law Society of Ontario and belongs to the Criminal Lawyers' Association, the Toronto Lawyers Association, and the Law and Mental Disorder Association.

Practice areas

Good to know

A calendar with a checkmark beside a clockBy appointment

Where to find them

700 Bay St., Suite 405, Toronto, ON, Canada M5G 1Z6 · 416-926-1818

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This listing was generated by AI from public sources in August 2026. It may contain errors, and we can’t guarantee it’s accurate or complete. Before you rely on anything here, verify it on the firm’s own website. Verify licence status in the Law Society of Ontario directory ↗

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