Olivia Collin is an associate in the Litigation Department and a member of the firm’s International Dispute Resolution Group. She is based in the London office and her practice focuses on international arbitration, public international law and complex multijurisdictional litigation.

Ms. Collin has an active pro bono practice, focused on public international law issues, including assisting in the drafting of an amicus brief in Dobbs v. Jackson Women’s Health Organization and in the preparation of materials on the international law regulation of sexual and gender-based violence in places of detention during armed conflict.

She is a co-author of “UN Guiding Principles on Business and Human Rights at 10: The Impact of the UNGPs on Courts and Judicial Mechanisms,” OHCHR (July, 2021); “Privacy Law Answer Book,” Practising Law Institute (October, 2021) and “UK sanctions regime: six months of autonomy,” Thomson Reuters Practical Law (August, 2021).

Ms. Collin joined Debevoise as a trainee solicitor in 2020 and completed her training in the London office. She graduated from Robinson College, University of Cambridge with a B.A. (Hons) in 2017 and subsequently completed the GDL at The City Law School (with distinction) and the LPC at BPP Law School (with distinction).

Ms. Collin was admitted as a solicitor of the Senior Courts of England & Wales in 2022.


  • BPP Law School, L.P.C.
  • City University London, GDL
  • University of Cambridge, B.A.