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Rebecca Delfiner


New York

Delfiner Rebecca
Rebecca Delfiner


New York

Rebecca focuses on regulatory investigations, commercial litigation and international arbitration. Rebecca has worked closely with multinational corporations on global antitrust and anti-corruption investigations and US class action litigations. She has experience drafting, briefing, working with experts on complex damages-focused arbitrations, litigations and compliance. Rebecca is fluent in French, having attained her Masters degree from Sciences Po in Paris.

Rebecca’s recent experience includes multi-jurisdictional FX investigations, requiring in-depth knowledge of regulators and law enforcement in various jurisdictions and the many complex issues relating to cross-border data collection. She is representing a multinational corporation in a global regulatory and criminal investigation into potential manipulative, fraudulent and anticompetitive conduct involving multiple US and foreign authorities and spanning ten jurisdictions and a regulatory and criminal investigation into potential corruption and FCPA violations in Asia.

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Publications: 15 March 2022

U.S. Executive Order outlines comprehensive national policy for digital assets

On March 9, 2022, President Biden signed an Executive Order on Ensuring Responsible Development of Digital Assets (the EO) directing various agencies and departments of the federal government to…

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Publications: 10 December 2020

Landmark U.S. Supreme Court ruling to support LGBTQ+ employment rights

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Publications: 15 July 2020

Blaszczak ruling's broad view of property may trouble press

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Blog Post: 08 June 2017

SEC disgorgement – It’s now or never

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New York

Allen & Overy LLP
1221 Avenue of the Americas
New York
NY 10020

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Admitted: Bar of the State of New York, 2013

Admitted: Bar of the Commonwealth of Massachusetts, 2013


J.D., Boston University School of Law, 2012

M.A. Sciences Po Paris 2008, M.A. University of Paris I Pantheon-Sorbonne, 2008

B.A., University of Chicago, 2006