Jacques-Philippe Gunther is a partner in the Paris office of Latham & Watkins and Vice Chair of the firm’s Global Antitrust & Competition Practice. He advises leading French and international companies on a variety of complex, cross-border merger control, contentious antitrust matters, and state aid. Mr. Gunther advises clients before the European and French competition authorities on a broad range of anticompetitive practices and before French courts, with a particular focus on damages claims. He also has deep experience in complex Phase I and Phase II European and national merger filings and state aid.

Mr. Gunther has particular experience in the telecom, transport, energy, chemicals, media, defense, sports, and financial services sectors.

Mr. Gunther is a member of the Antitrust Commission of the "Club des Juristes," one of the most sophisticated think tanks including in-house and outside lawyers, and is also a member of the Antitrust Commission of the MEDEF. He is a former president of the FNUJA (Fédération des Unions de Jeunes Avocats – Federation of the Union of Young Lawyers) and a former member of the bureau of the French National Bar Council (CNB).


Named to the Hall of Fame and praised as having: ‘a particularly fine knowledge of competition law, and competition authorities – in particular the Commission – which allows him to provide innovative solutions that can unlock high-stakes cases.’ The Legal 500 EMEA 2022

Jacques-Philippe Gunther’ Antitrust practice has been ranked as Incontournable by Les Décideurs in 2022. 

Jacques-Philippe Gunther is "one of the top lawyers" in the field, according to clients. Chambers Europe 2022

Ranked in the top ten of the Top 40 lawyers of the CAC 40 for the second consecutive year. Forbes France 2022

The only lawyer in France nominated in the Hall of Fame and recognized as a Leading Individual. According to clients, "Jacques-Philippe Gunther is clearly one of the best lawyers in competition law in France and Brussels. He finds innovative solutions and likes challenges." The Legal 500 EMEA 2020

Listed as world's top Antitrust practitioner. Who's Who Legal Competition 2020

One source observes that he is a "highly respected, highly reliable and creative competition expert." Chambers Europe 2020

Recognized as a Leading Individual. The Legal 500 EMEA 2019

Shortlisted as a finalist for the matter of the year in recognition of the merger of Essilor with Luxottica. Global Competition Review 2019

Ranked in the Band 1 category by Chambers and recognized in several other professional guides, including as a Leading Individual by The Legal 500 and as Elite by Global Competition Review.

Elected as Best Antitrust Lawyer and as a member of the Best Antitrust Team. Best Lawyers 2018

Bar Qualification

  • Avocat (Paris)


  • LLM, Aix-Marseille University, 1986

Languages Spoken

  • English