LAWYER PROFILE
Andrew Cannon

Andrew Cannon

UK 2026

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Chambers ranking badge

Ranked in 2 practice areas

International Arbitration

UK-wide

6 years ranked

About

Provided by Herbert Smith Freehills Kramer LLP

UK

Practice Areas

- International Arbitration

- Public International Law

- Sanctions

- Dispute Resolution

- Investment Arbitration and Treaty Protection

Career

Andrew is a partner and Global Co-Head of International Arbitration and Public International Law based in our London office. He is head of our India Disputes group and co-head of our Nordic group. He is also Deputy Chair of the firm's Global Pro Bono and Responsible Business Council. Andrew has experience of advising states, state-owned entities and major companies on all aspects of public international law. He has acted in ad hoc and institutional arbitrations across multiple jurisdictions, under the rules of all major arbitral institutions and under a range of governing laws. He has also acted in high profile litigation cases before a range of international and domestic judicial bodies, including the Court of Justice of the EU and General Court, the UK Supreme Court, House of Lords and Court of Appeal. Andrew previously worked as a legal adviser to the UK Foreign and Commonwealth Office, and represented the UK at the UN in New York and the EU in Brussels, as well as in other international institutions. He has experience of negotiating and advising on bilateral and multilateral treaties and other international instruments. He is appointed to the UK Attorney General’s Public International Law (PIL) "A" panel of counsel, is a Councillor on the European Users' Council of the London Court of International Arbitration (LCIA), and a member of the Executive Board of the European Federation for Investment Law and Arbitration (EFILA). Andrew is qualified as a solicitor in England and Wales. He has worked in our offices in London, Paris and Hong Kong, and speaks English and French fluently.

For additional information on Andrew’s professional background, please visit: https://www.herbertsmithfreehills.com/our-people/a/andrew-cannon

Chambers Review

Provided by Chambers

Chambers Guide to the Legal Profession

Public International Law - UK-wide

Band 1
Band 1

Individual Editorial

Andrew Cannon is a highly skilled practitioner and global co-head of the firm's PIL practice. He has wide-ranging PIL expertise that includes state immunity issues, maritime delimitations, sanctions and investment treaties. He regularly undertakes significant government advisory work as well as handling investor-state arbitrations.

International Arbitration - UK-wide

Band 3
Band 3

Individual Editorial
Andrew Cannon fields significant expertise in investor-state disputes, which is bolstered by his public international law credentials. He regularly handles complex BIT claims on behalf of both commercial clients and state entities.

Strengths

Provided by Chambers

  • Andrew is an intellectual powerhouse and a trusted adviser.

    Public International LawChambers Guide to the Legal Profession
  • Andrew is a superb lawyer and advocate.

    Public International LawChambers Guide to the Legal Profession
  • He is very receptive and accommodating.

    International ArbitrationChambers Guide to the Legal Profession
  • He is personable, and he does not get stressed out over anything.

    International ArbitrationChambers Guide to the Legal Profession
  • Andrew is a brilliant lawyer: clear-minded, hard-working and very reliable.

    International ArbitrationChambers Guide to the Legal Profession
  • Andrew is an excellent advocate; he manages to be assertive without ever being aggressive.

    International ArbitrationChambers Guide to the Legal Profession

Ranked Individuals at Herbert Smith Freehills Kramer LLP (143)

London (Firms)

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