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

Alexandra Marzec

Call: 1990

"Alexandra is unflappable, provides very clear advice and is very good strategically."


Chambers UK 2025

Alexandra Marzec is a highly regarded barrister dealing with libel and slander, misuse of private information, breach of confidence and other publication-related causes of action. She has a busy practice advising both claimants and defendants in relation to libel and privacy issues, being led and acting without a leader.

In 2023 Alex was appointed a Deputy Master of the Kings Bench Division and sits regularly in that Division hearing matters across a wide range of subject areas. She has also acted as a mediator.

Expertise

Notable Cases

Clarke v Guardian News & Media Ltd

Represented the Defendant throughout the litigation of this high-value claim for libel. Final judgment following the trial in March-April 2025 is awaited.

Vince v Associated Newspapers Ltd [2024] EWHC 1806 (KB)

Represented the Defendant in its successful striking out of the claim for libel.

Blake & Anor. v Fox [2024] EWHC 146 (KB)

Represented the Defendant and Counterclaimant in his defence of, and for, libel based on a statements published on Twitter.

Soriano v Forensic News LLC & Ors [2021] EWHC 873 (KB)

Represented one of the defendants in his challenge to the jurisdiction of the Court.

Hayden v Associated Newspapers [2020] EWHC 540

Acted for the Defendant in its successful strike out of a defamation claim.

Piepenbrock v Associated Newspapers [2020] EWHC 1708

Setting aside ineffective service of a claim form.

Serafin v Malkiewicz [2019] EWCA Civ 852; and [2020] UKSC 23

Acted for the Claimant in his successful challenge to judicial unfairness at the trial.

Koutsogiannis v The Random House Group [2019] EWCH 2240

Defending Penguin Books in a claim brought in relation to a book about the Libor-rigging scandal.

Euroeco Fuels (Poland) Ltd v Szczecin and Swinoujscie Seaports Authority SA [2018] EWHC 1081

Acted for the Claimants in a libel claim where jurisdicition was disputed.

Zarb-Cousin v Association of British Bookmakers [2018] EWHC 2240

Representing the Claimant in his claim for libel based on words spoken during a television broadcast.

Barkhuysen v Hamilton [2016] EWHC 2858 (main judgment); Barkhuysen v Hamilton EWHC 3371; [2016] 6 Costs LR 1217 (costs)

Acting for the Claimant in a slander/false imprisonment/harassment case where the defendant had made a number of false allegations against her neighbour including bestiality.

Notable Cases

Duchess of Sussex v Associated Newspapers [2020] EWHC 1058 (Ch); and [2020] EWHC 2160; and [2020] EWHC 3093

Acted for the Defendant in its defence of Meghan Markle’s claim against it for misuse of private information. The litigation gave rise to hearings on various procedural matters, including striking out allegations of dishonesty against the defendant; imposing confidentiality restrictions in relation to potential witnesses; and amendment of the defence.

Candy v Holyoake [2017] EWHC 373

Acting for defendant sued over retention of films of claimant made at a private event.

Webb v Lewis Silkin [2016] EWHC 1225

Acting for claimant suing over unlawful access to her private emails held on work server.

Gulati & Ors v MGN Limited [2015] EWHC 1422; [2015] WLR (D) 233; [2016] FSR 12

Quantum of damages in “phone-hacking” cases.

AAA v Associated Newspapers Limited [2012] EWHC 5137; [2013] EMLR 2

Privacy claim brought by the baby daughter of well-known Conservative politician to try to keep secret her father’s identity.

Notable Cases

Duchess of Sussex v Associated Newspapers [2020] EWHC 1058 (Ch); and [2020] EWHC 2160; and [2020] EWHC 3093

Acted for the Defendant in its defence of Meghan Markle’s claim against it for misuse of private information. The litigation gave rise to hearings on various procedural matters, including striking out allegations of dishonesty against the defendant; imposing confidentiality restrictions in relation to potential witnesses; and amendment of the defence.

Candy v Holyoake [2017] EWHC 373

Acting for defendant sued over retention of films of claimant made at a private event.

Webb v Lewis Silkin [2016] EWHC 1225

Acting for claimant suing over unlawful access to her private emails held on work server.

Gulati & Ors v MGN Limited [2015] EWHC 1422; [2015] WLR (D) 233; [2016] FSR 12

Quantum of damages in “phone-hacking” cases.

AAA v Associated Newspapers Limited [2012] EWHC 5137; [2013] EMLR 2

Privacy claim brought by the baby daughter of well-known Conservative politician to try to keep secret her father’s identity.

Notable Cases

Glenn v Kline [2020] EWHC 3182

Acted for Martin Glenn, former FA Chair, in his claim for libel and harassment and successful application for judgment in default of Acknowledgment of Service.

Trimingham v Associated Newspapers Limited [2012] EWHC 1296; [2012] 2 All ER 717

Acting for defendant newspaper in a privacy and harassment claim by the partner of former LibDem politician Chris Huhne in respect of articles in the Daily Mail.

Notable Cases

HRH Louis Xavier Marie Guillaume v HRH Tessy Princess Tessy [2017] EWHC 3095

Reporting restrictions in financial remedies proceedings.

"Alexandra is unflappable, provides very clear advice and is very good strategically."


Chambers UK 2025

For more information

For more information or to instruct Alexandra 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

  • Boalt Hall School of Law, University of California at Berkeley
  • LLB (Hons) First Class, University of Warwick
  • Polish (Conversational)

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