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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.

News & insights

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News: 10 JULY 2020

Allen & Overy represents UN Refugee Agency in landmark U.S. Federal Appeals Court victory upholding block on asylum transit ban

Allen & Overy’s litigation practice represented the UN Refugee Agency (UNHCR), a global organization dedicated to protecting rights for refugees, forcibly displaced communities and stateless people,…

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News: 09 JULY 2020

Securitisations - Credit assignments - NPLs: The Italian Supreme Court on the compensation of the “loss given default”

In a recent decision - no. 11583, issued on 15 June 2020 - the Italian Supreme Court stated for the first time the existence of an autonomous market value of a given receivable – that is, a value to…

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Publications: 08 JULY 2020

Blaszczak Ruling's Broad View of Property may Trouble Press

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News: 19 JUNE 2020

Allen & Overy supports LGBTQ+ employees through landmark Supreme Court ruling

Allen & Overy’s litigation practice supported the American Civil Liberties Union (ACLU) by filing  an amicus brief in support of LGBTQ+ employees in the U.S. and asking the Court to make clear that…

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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