About Mary

Mary graduated from Osgoode Hall Law School in 1992 and was called to the Ontario Bar in 1994. She earned an Honours Bachelor of Arts in Economics from Queen's University in 1984. Her practice focuses on residential real estate and estate matters, and she is a member of the Law Society of Ontario and the Hamilton Law Association.

Education & credentials

Law school
Osgoode Hall Law School

Listing compiled from public sources in July 2026. Confirm Mary J. MacKinnon’s licence and standing in the Law Society of Ontario directory ↗