Robbie Sinclair is a partner in the London office of Gibson Dunn and a member of the firm's Labour and Employment and Dispute Resolution Practice Groups.
Robbie advises on the full spectrum of contentious and advisory employment matters, with a particular focus on complex litigation, crisis management, and investigations. His experience provides a platform in the UK for strategic employment litigation matters and addresses the critical needs of clients at board level. He also provides counsel on corporate transactions and outsourcing arrangements. Robbie’s practice focuses on the financial services and technology sectors. He advises clients on a broad spectrum of business protection issues, including safeguarding confidential information and trade secrets, assessing the enforceability of restrictive covenants, defending whistleblowing and discrimination claims, and navigating employment aspects of the U.K. regulatory framework.
In terms of employment litigation, Robbie has a proven track record before the Employment Tribunal, Employment Appeal Tribunal, High Court, and appellate courts.
Robbie is ranked as a leading lawyer for employment law by Chambers UK 2026. Clients describe him as “an outstanding lawyer” who “is dedicated to his clients and provides commercial advice in a timely manner.” They note that “he absolutely knows his cases inside out” and praise him as “an excellent adviser” who is “user-friendly, strategic and outcome-oriented.” One client shared, “Robbie is the epitome of trusted adviser. He's done an excellent job with us. He's always very calm and thoughtful, as well as responsive and accessible. We rate him very highly.” Another added, “Robbie is excellent. He is amazingly hard-working, committed, excellent in leading a team and excellent on strategy and the commercials. I have been really impressed with him.” Robbie is also recognised as a leading partner by Legal 500 UK 2026 for Employment.
He is also a member of the Employment Lawyers Association and the International Bar Association. He frequently speaks at conferences and seminars on employment law topics and contributes to publications such as PLC Magazine and Employment Law Journal.
Prior to joining Gibson Dunn, he was a partner at another international law firm.
Capabilities
Credentials
Education:
- BPP University - 2007 Legal Practice Course
- University of Bristol - 2006 Bachelor of Science
Admissions:
- England & Wales - Solicitor