About Sonya

Sonya Pfeiffer was called to the Ontario bar in 2022 and is also admitted in North Carolina, Massachusetts, and the District of Columbia. She practices criminal law, family law, and high-conflict civil litigation, and previously worked at the boutique firm Rudolf Widenhouse after starting her career as a public defender.

Practice areas

Criminal Defence Civil Litigation & Dispute Resolution Family Law

Education & credentials

Law school
University of North Carolina Chapel Hill School of Law

Listing compiled from public sources in August 2026. Confirm Sonya Pfeiffer’s licence and standing in the Law Society of Ontario directory ↗