5RB - Leading barristers' chambers specialising in all areas of Media & Communications Law

Jonathan Barnes KC

Call: 1999 Silk: 2021

"Jonathan is tenacious, incredibly hard-working and very bright."


Chambers & Partners 2026

"His advocacy was incredible and a pleasure to behold."


Chambers & Partners 2026

"Jonathan is a superb barrister. He is a brilliant strategist and provides extremely wise counsel."


Legal 500 2026

"He is an exceptional advocate."


Chambers UK 2025

"Jonathan Barnes provides quick, accessible and no-nonsense advice."


Chambers UK 2023

Jonathan Barnes KC acts across 5RB’s specialist areas of media, information and communications law.

His work regularly involves urgent injunction issues extending to harassment and blackmail. In addition to his litigation practice he advises stakeholders, regulators and others who are concerned with regulation in media and professional disciplinary contexts.

As well as Jonathan’s court work he has represented clients at OFCOM, the Office of Fair Trading, the Employment Tribunals, in FA arbitration proceedings and in London Metal Exchange arbitration proceedings.

Expertise

Jonathan advises and acts across the full spectrum of defamation and malicious falsehood. He was recently in the Court of Appeal on the leading case concering journalistic reporting privilege; and earlier, for example, trial counsel in the first full litigation of the public interest publication defence udner section 4 of the Defamation Act 2013.

Notable Cases

Iqbal v Geo TV Limited [2024] EWCA Civ 1566; [2025] 2 WLR 663

Leading counsel for respondent on appeal concerning journalistic reporting privilege under section 15 Defamation Act 1996.

Alexander Economou v David de Freitas [2016] EWHC 1853 (QB); [2017] EMLR 4

Trial counsel in first full trial of public interest publication defence under section 4 Defamation Act 2013.

Bunt v Tilley & Ors [2006] EWHC 407 (QB); [2007] 1 WLR 1243

Counsel for Tiscali in case confirming absence of publisher liability for Internet Service Providers and similar passive intermediaries.

McManus v Beckham [2002] EWCA Civ 939; [2002] EMLR 880

Junior counsel for claimant in leading Court of Appeal authority concerning foreseeability and liability for republication.

Jonathan has acted in some of the leading privacy and personal data cases.

Notable Cases

WM Morrison Supermarkets plc (Appellant) v Various Claimants (Respondents) [2020] UKSC 12; [2020] AC 989

Counsel for Morrisons’ employees in Supreme Court appeal considering vicarious liability in the context of data protection.

(1) NT1 & (2) NT2 v Google LLC [2018] EWHC 799 (QB); [2018] EMLR 18

Junior counsel for claimants seeking removal of links concerning their spent criminal convictions from Google Search, leading to first “right to be forgotten” de-listing order made against Google in England and Wales.

Murray v Big Pictures (UK) Ltd [2008] EWCA Civ 446; [2008] EMLR 399

Junior counsel for respondents in leading case considering circumstances for reasonable expectation of privacy.

Jonathan’s practice has focussed on breach of confidence in conjunction with misuse of private information as the latter has developed out of the former.

Notable Cases

UUU v BBB [2019] EWHC 3190 (QB)

Junior counsel for claimant concerning harassment and blackmail attempt under cloak of “without prejudice” privilege.

(1) NT1 & (2) NT2 v Google LLC [2018] EWHC 799 (QB); [2018] EMLR 18

Junior counsel for claimants seeking removal of links concerning their spent criminal convictions from Google Search, leading to first “right to be forgotten” de-listing order made against Google in England and Wales.

Murray v Big Pictures (UK) Ltd [2008] EWCA Civ 446; [2008] EMLR 399

Junior counsel for respondents in leading case considering circumstances for reasonable expectation of privacy.

Jonathan’s data protection cases include two of the most eye-catching in recent years – the Morrisons’ case concerning vicarious liability in the context of a data breach, and NT1 & NT2 concerning the availability of spent criminal convictions through Google Search.

Notable Cases

WM Morrison Supermarkets plc (Appellant) v Various Claimants (Respondents) [2020] UKSC 12; [2020] AC 989

Counsel for Morrisons’ employees in Supreme Court appeal considering vicarious liability in the context of data protection.

(1) NT1 & (2) NT2 v Google LLC [2018] EWHC 799 (QB); [2018] EMLR 18

Junior counsel for claimants seeking removal of links concerning their spent criminal convictions from Google Search, leading to first “right to be forgotten” de-listing order made against Google in England and Wales.

Murray v Big Pictures (UK) Ltd [2008] EWCA Civ 446; [2008] EMLR 399

Junior counsel for respondents in leading case considering circumstances for reasonable expectation of privacy.

Bunt v Tilley & Ors [2006] EWHC 407 (QB); [2007] 1 WLR 1243

Counsel for Tiscali in case confirming absence of publisher liability for Internet Service Providers and similar passive intermediaries.

Jonathan’s work regularly involves urgent injunction issues, from misuse of private information and breach of confidence extending to harassment and blackmail.

Jonathan has considerable experience of applying the law around harassment to appropriate media, information and communciations scenarios.

Notable Cases

Optosafe Limited & Anr v Robertson [2026] EWHC 12 (KB)

Leading counsel for claimants obtaining permanent injunction, £25,000 damages and a three year General Civil Restraint Order arising from a former shareholder and Managing Director’s LinkedIn campaign and further direct harassment against his former company and colleagues.

Hodson & Anr v Persons Unknown & Others [2022] EWHC 1960 (QB)

Counsel for claimants obtaining permanent injunction and five figure damages in harassment claim arising from business dispute.

UUU v BBB [2019] EWHC 3190 (QB)

Junior counsel for claimant concerning harassment and blackmail attempt under cloak of “without prejudice” privilege.

Jonathan often advises commercial publishers and others in relation to the legal risks of a proposed publication.

In addition to Jonathan’s litigation practice he advises stakeholders, regulators and others who are concerned with regulation in media and professional disciplinary contexts. He has represented clients at OFCOM and the Office of Fair Trading, and advised a number of regulators concerning the overlap of media, information and communciations principles with their field, including in relation to SLAPP (strategic lawsuits against publication participation).

Jonathan has both made and defended applications for committal for contempt of court, in relation for example to compliance with court orders or to the filing of allegedly false written evidence.

Jonathan is very familiar with the principle of open justice and the nature of reporting and other restrictions that challenge it, including in relation to access to court documents.

Jonathan has a working knowledge of copyright and other intellectual property rights in so far as they cut across media, information and communications law areas.

Notable Cases

Boehringer Ingelheim Ltd & Others v Vetplus Ltd [2007] EWCA Civ 583; [2007] FSR 29

Junior counsel in Court of Appeal comparative advertising case concerning the scope of trade mark protection when raised in the context of prior restraint and Art 10 ECHR.

"Jonathan is tenacious, incredibly hard-working and very bright."


Chambers & Partners 2026

"His advocacy was incredible and a pleasure to behold."


Chambers & Partners 2026

"Jonathan is a superb barrister. He is a brilliant strategist and provides extremely wise counsel."


Legal 500 2026

"He is an exceptional advocate."


Chambers UK 2025

"Jonathan Barnes provides quick, accessible and no-nonsense advice."


Chambers UK 2023

For more information

For more information or to instruct Jonathan please get in touch with our clerking team, who can deal with your enquiry and provide any required information:

  clerks@5rb.com
  +44 (0)20 7242 2902
  Privacy Policy

Additional Information

  • Recorder, Crown Court (2020)
  • Deputy District Judge, Civil and Family (2010 – 2023)
  • Barrister Member, Fitness to Practice and Disciplinary Tribunals / Visitors to the Inns of Court (2007 – 2012)
  • Solicitor (1993 – 1999)
  • BA (Hons), Jurisprudence, University College, Oxford
  • Lincoln’s Inn, Advocacy Lead Tutor
  • Advocate (formerly Bar Pro Bono Unit) – Panel counsel and case reviewer
  • Chartered Institute of Arbitrators (MCIArb) – Accelerated Route to Membership Programme, Advanced Certificate( 2014)
  • The Law of Privacy and the Media 3rd Edition, OUP (22 Jan 2016)
  • Blackstone’s Guide to the Defamation Act 2013, Oxford University Press (19 Sep 2013)
  • Tugendhat & Christie: The Law of Privacy and the Media, Second Edition, Oxford University Press (17 Mar 2011)
  • The Law of Privacy and the Media, Oxford University Press (17 Oct 2002)

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