Morgane Guyonnet

Associate, Paris



Morgane Guyonnet is an Associate in the International Arbitration Group in Paris. Her practice covers investment treaty, international commercial and construction arbitration.

Prior to joining White & Case, Morgane gained experience in international arbitration, IP dispute resolution and public international law in major international law firms in Paris and Buenos Aires. She also interned at the ICC in Paris and ICSID in Washington, DC.

Morgane has also been actively involved in the Willem C. Vis International Commercial Arbitration Moot for a number of years.

Bars and Courts
Paris Bar
New York State Bar
International Legal Studies and Arbitration
Georgetown University
Master II
English and American Business Law
University of Paris I Panthéon-Sorbonne
Bachelor of Laws (LLB)
University of Paris V René Descartes

and Stockholm University



Representing the claimant in a gas price arbitration in Europe;

Representing a state entity in an ICC arbitration regarding a maritime project in Southern Africa;

Representing a state entity in Dispute Board proceedings and in an ICC arbitration against a contractor under the FIDIC Pink Book form of construction contract;

Advising a Nordic company in relation to the impact of COVID-19 on the retail industry;

Acting as Tribunal Secretary in an OHADA arbitration arising from an energy dispute.


"Arbitration in France", Thomson Reuters Practical Law, April 2021 (with Nicolas Bouchardie, Lucas De Ferrari and Anaïs Harlé)

"New 2021 ICC Arbitration Rules", White & Case client alert, December 2020 (with Andrew McDougall QC and Michael Polkinghorne)

"Shareholders", JUS MUNDI, October 2020