LAWYER PROFILE
Andrew Cannon

Andrew Cannon

Global 2026

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Ranked in 4 practice areas

About

Provided by Herbert Smith Freehills Kramer LLP

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 Global Guide

Dispute Resolution - Africa-wide

Band 3
Band 3

Individual Editorial

Andrew Cannon is based in London, from where he co-leads the international arbitration and public international law groups. He regularly acts for African governments and is also well versed in assisting international investors operating in sectors such as oil and gas and financial services.

International Arbitration - UK

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.

Public International Law - Global Market Leaders

Band 3
Band 3

Individual Editorial

Andrew Cannon co-heads the firm's international arbitration and public international law practices, and has previously acted as a legal adviser to the UK Foreign and Commonwealth Office. Areas of strength include advising on human rights issues and maritime disputes for a range of clients.

General Business Law - Sierra Leone

Expertise Based Abroad
Sierra Leone, expertise based abroad in UK

Individual Editorial

Andrew Cannon is global co-head of international arbitration and of public international law at Herbert Smith. He is based in London and has experience in advising public clients in Sierra Leone.

Strengths

Provided by Chambers

  • Andrew is an excellent advocate and very internationally-minded. He has deep experience across many African countries.

    Dispute ResolutionChambers Global Guide
  • Andrew works very effectively as counsel. He is very collegial; I respect him and his litigation skills.

    Dispute ResolutionChambers Global Guide
  • Andrew is an excellent advocate; he manages to be assertive without ever being aggressive.

    International ArbitrationChambers Global Guide
  • He is personable, and he does not get stressed out over anything.

    International ArbitrationChambers Global Guide
  • He is very receptive and accommodating.

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

    International ArbitrationChambers Global Guide

Ranked Individuals at Herbert Smith Freehills Kramer LLP (253)

Africa-wide

Australia

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