Family Law, Litigation


French and English

Bar admission

Québec, 2016 │ Ontario, 2020

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General presentation

Charlotte Oger-Chambonnet is a partner in our litigation group. She is a dedicated and determined attorney with a diversified practice in family law and in civil and commercial litigation. Charlotte regularly represents clients before the Quebec Courts and Administrative Tribunals both in first instance and in appeal.

Charlotte’s practice focuses on divorce and family law cases, pertaining to custody, partition of assets, spousal and child support, common-law partners, and filiation. She has notably handled complex divorce cases involving important financial issues and raising questions of private international law. She has also represented common-law partners in cases in which one of the parties presented a claim for unjustified enrichment.

Charlotte also represents the interests of companies and individuals in the context of shareholders’ disputes and in various civil, commercial, and contractual disputes. Charlotte intervenes regularly in cases of defamation, oppression remedies, and injunctions.

Before joining Spiegel Sohmer, Charlotte worked in a boutique firm specialized in family law and in civil and commercial litigation, and prior to that, she worked as a law student in the Paris office of a leading global law firm.


Charlotte Oger-Chambonnet has been recognized as a Future Star in the Benchmark Litigation Canada 2024 guide.

Charlotte Oger-Chambonnet has been nominated in the Ones to Watch category for the Best Lawyers® 2023 and 2024 editions. (

On June 1, 2023, Charlotte Oger-Chambonnet was also appointed by the Bar of Montreal to the Liaison Committee with the Superior Court in Family matters for the year 2023-2024.