SILK PROFILE

Ben Jaffey KC

UK Bar 2026

Blackstone Chambers

Ranked in 4 practice areas

Civil Liberties & Human Rights

London (Bar)

16 years ranked

Administrative & Public Law

London (Bar)

23 years ranked

Financial Services

London (Bar)

17 years ranked

Data Protection

London (Bar)

4 years ranked

Chambers Review

Provided by Chambers

UK Bar

Civil Liberties & Human Rights - London (Bar)

Band 1

Individual Editorial

Ben Jaffey KC has a diverse client base comprising individuals, companies, central and local government, regulators and public interest groups. He is held in high esteem for his expertise in areas such as detention, data retention and the environment. He frequently appears before the Supreme Court.

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Administrative & Public Law - London (Bar)

Band 1

Individual Editorial

Ben Jaffey KC is a leading authority in a broad array of public law matters including human rights, national security and immigration. He is particularly highly regarded for his command of issues relating to state surveillance. He is routinely instructed by individual, NGO and corporate claimants and government defendants, in novel judicial reviews.

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Data Protection - London (Bar)

Band 1

Individual Editorial

Ben Jaffey KC has a well-regarded practice at the intersection of public and data protection law. He has detailed knowledge of the many controversies surrounding the collection of communications data by government agencies.

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Financial Services - London (Bar)

Band 1

Individual Editorial

Ben Jaffey KC enjoys a stellar reputation for his command of the intersection of administrative and public law with financial services. He is a first choice for representation before a range of financial regulatory bodies and tribunals including the FCA, PRA and Upper Tribunal. Alongside working on disputes arising in the wholesale energy and forex markets, he has also been engaged in cases concerning accusations of financial misreporting.

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Strengths

Provided by Chambers

Ben Jaffey is head and shoulders better than almost anyone.
Civil Liberties & Human RightsUK Bar
Ben Jaffey is like a machine when it comes to details; he is on top of absolutely everything.
Civil Liberties & Human RightsUK Bar
Ben is a superlative advocate with an encyclopaedic knowledge of human rights and international human rights law.
Civil Liberties & Human RightsUK Bar
Ben Jaffey is just exceptional. His cross-examination is absolutely devastating and it is one of the most impressive things I have ever seen in the courtroom.
Civil Liberties & Human RightsUK Bar
Ben fights really hard for clients.
Civil Liberties & Human RightsUK Bar
Ben is a complete brainbox. He tailors his advice and makes complex areas of law easy and accessible.
Administrative & Public LawUK Bar