Gabriel is a trainee at Matrix.
Gabriel is a Trainee Barrister at Matrix. He is currently being supervised by James Robottom.
Prior to joining Matrix, Gabriel worked as a public law caseworker at Wilson Solicitors. His cases included the Rwanda policy litigation, the first challenges against the expanded use of GPS tagging on persons subject to immigration bail, and Medical Justice’s successful challenge against the Home Office’s ‘second opinion’ medico-legal report policy.
Gabriel regularly writes for blogs, journals, books and practitioners’ publications. He is founding editor of the Administrative Court Blog, and his work has been cited in parliamentary debates and publications, and by the High Court.
He was a research assistant for projects on the duty of candour in judicial review, and changes to immigration-related challenges by the Illegal Immigration Act 2023.
Gabriel is a competitive powerlifter and has broken various regional and national records.
BCL (2024), MPhil (2026), University of Oxford
Bar Vocational Studies (2025), City, University of London
LLB, Durham University (2020)
Gabriel Tan and Dane Luo, ‘Common Law Jurisdictional Hooks to Assess Compliance with Unincorporated International Treaties: An Impermissible Approach’, in The United Kingdom and International Law: Contemporary Challenges and Opportunities (2026)
Gabriel Tan and Dane Luo, ‘Non-Textual, Purposive Limits on Policy? The Divisional Court’s Errors on the Home Secretary’s Proscription Policy in the Palestine Action Judgment’, UKCLA Blog, 2026
Gabriel Tan and Lewis Graham, ‘A Quiet Revolution – Rationality and the Parole Board’, UKCLA Blog, 2024 (cited by the High Court in R (Allen) v SSJ [2024] EWHC 2370 Admin)
Gabriel Tan and Tom Hickman KC, ‘Reversing Parliamentary Defeat by Delegated Legislation: The Case of the Public Order Act 1986 (Serious Disruption to the Life of the Community) Regulations 2023’, UKCLA Blog, 2023 (quoted in House of Lords debate on the Regulations)
Lincoln’s Inn Lord Denning and Residential Scholarship
4 New Square Chambers BCL Scholarship
Sullivan & Cromwell Prize for Best Overall Performance in the Second Year

Gabriel is a trainee at Matrix.
Contact Gabriel: gabrieltan@matrixlaw.co.uk | +44 (0)20 7404 3447
Gabriel is a Trainee Barrister at Matrix. He is currently being supervised by James Robottom.
Prior to joining Matrix, Gabriel worked as a public law caseworker at Wilson Solicitors. His cases included the Rwanda policy litigation, the first challenges against the expanded use of GPS tagging on persons subject to immigration bail, and Medical Justice’s successful challenge against the Home Office’s ‘second opinion’ medico-legal report policy.
Gabriel regularly writes for blogs, journals, books and practitioners’ publications. He is founding editor of the Administrative Court Blog, and his work has been cited in parliamentary debates and publications, and by the High Court.
He was a research assistant for projects on the duty of candour in judicial review, and changes to immigration-related challenges by the Illegal Immigration Act 2023.
Gabriel is a competitive powerlifter and has broken various regional and national records.
BCL (2024), MPhil (2026), University of Oxford
Bar Vocational Studies (2025), City, University of London
LLB, Durham University (2020)
Gabriel Tan and Dane Luo, ‘Common Law Jurisdictional Hooks to Assess Compliance with Unincorporated International Treaties: An Impermissible Approach’, in The United Kingdom and International Law: Contemporary Challenges and Opportunities (2026)
Gabriel Tan and Dane Luo, ‘Non-Textual, Purposive Limits on Policy? The Divisional Court’s Errors on the Home Secretary’s Proscription Policy in the Palestine Action Judgment’, UKCLA Blog, 2026
Gabriel Tan and Lewis Graham, ‘A Quiet Revolution – Rationality and the Parole Board’, UKCLA Blog, 2024 (cited by the High Court in R (Allen) v SSJ [2024] EWHC 2370 Admin)
Gabriel Tan and Tom Hickman KC, ‘Reversing Parliamentary Defeat by Delegated Legislation: The Case of the Public Order Act 1986 (Serious Disruption to the Life of the Community) Regulations 2023’, UKCLA Blog, 2023 (quoted in House of Lords debate on the Regulations)
Lincoln’s Inn Lord Denning and Residential Scholarship
4 New Square Chambers BCL Scholarship
Sullivan & Cromwell Prize for Best Overall Performance in the Second Year