Defamation & Data Protection Law


Phoenix Law is a leading legal firm specialising in Defamation, Media and Data protection law with a unique focus on reputation management.

Our dedicated team is at the forefront of safeguarding clients’ interests in the rapidly evolving landscape of media and data privacy. We provide comprehensive legal services, addressing issues such as defamation, intellectual property, and compliance with data protection regulations. With a wealth of experience in representing clients across various industries, we pride ourselves on offering tailored solutions to navigate the complexities of media and data protection challenges. We regularly act in cases against all media outlets including social media sites and posts.

Phoenix Law were successful in achieving the highest awards of compensation for the victims arising out of the HIA data breach. In recent times, our team has been retained by the couriers of Uber Eats and Deliveroo in respect of the unprecedented claims for breach of data protection principles.

Our team continue to appear in Courts both in Belfast and Dublin in some of the most high profile defamation claims including on behalf of the artists Kneecap and Bob Vylan.

Director

Darragh Mackin

Trainee Solicitor

Conor Campbell-Brennan

Director

Darragh Mackin

Darragh Mackin has been described as ‘a rising star on the international legal scene’ (Irish Times), a ‘Champion of the Cause’ (The Parchment) and ‘a man for all seasons, needed for all sorts of reasons’ (Belfast Telegraph).  In July 2016, Darragh was the first ever Ireland based Lawyer to be nominated, and in turn to win, an award at the prestigious London Legal Aid Lawyer of the Year Awards. In 2025, he was one of the Partners that led the team to winning the LEAP ‘Special Recognition Award’ in Dublin and the LALY ‘Law Firm of the Year’ Award in London.

He has developed a specialist practice in Human Rights, Public Law, Litigation and International law.  He has appeared in some of the most high profile cases in Ireland and Internationally. This includes acting for the Hooded Men in their victory in the London Supreme Court, for Sarah Ewart in her challenge to the law on Abortion in Northern Ireland, the families in the Stardust fire Inquest in which a verdict of Unlawful Killing was returned and acting for the Irish rap group Kneecap in their successful challenge to Kemi Badenoch and her decision to withhold funding for the group. He currently acts for the Summerland families in their campaign for a fresh investigation into the fire on the Isle of Man.

He regularly advises high profile individuals and companies both domestically and internationally, with a particular specialism in Reputation Management, Defamation and Data Protection. Given Darragh’s unique experience, he has become the go to lawyer for actions with a digital perspective, appearing in the landmark successful challenge to voice recognition technology and in the first domestic case relating to Cryptocurrency. His unique specialism in the field of digital evidence has resulted in him often being instructed in complex commercial litigation involving data protection principles, the use of AI (artificial intelligence) and the misuse of the internet and social media platforms.

He has acted in cases at all levels including in the Supreme Courts in London and Dublin, The European Court of Human Rights, the African Commission on Human Rights and the United Nations Special Procedures.  

He has acted for some of the most well known non-governmental organisations including Amnesty International, the Association of Personal Injury Lawyers, and Extinction Rebellion. He has been instructed and advised on cases all around the World, including the USA, Spain, France, Italy, Sri Lanka, Malawi, the Cayman Islands and St Helena. His unique international law experience has resulted in him often being instructed to advise Irish and British Citizens overseas on issues of international law.  

Darragh has also successfully secured some of the largest settlements in the jurisdiction including the payment of £16.7million to NI Taxi Drivers arising of the NI Covid Pandemic and €24million to the families of the Stardust fire. He is currently retained in a high value claim on behalf of a Chinese based company initiating action in Belfast, and in a multi million euro claim in Dublin, arising out of insurance contracts to hoteliers during the covid pandemic.

In addition to practice, Darragh is an associate lecturer of Public and Administrative Law at the University of Ulster and has delivered a number of guest lectures at Cambridge University, Trinity University, Queens University Belfast, and Dublin City University.   

NOTABLE CASES

HUMAN RIGHTS & PUBLIC LAW

Sarah Ewart & Amnesty International (The Abortion Litigation)

Darragh has appeared in many of the seminal human rights cases in recent times in Ireland. He acted for Sarah Ewart and Amnesty International to which saw the law changed in respect of abortion in Northern Ireland. Darragh was also labelled The Times ‘Lawyer of the Week for his work on this case.

The Hooded Men (Ireland v UK)

Darragh was instructed in the landmark torture case of the Hooded Men in the application for revision of the Ireland v United Kingdom 1978 decision by the European Court of Human Rights.  Following Darragh’s success before the UK Supreme Court that the decision not to investigate was unlawful, the Chief Constable formally apologised to the Hooded Men.

The relevant media footage can be accessed here:  CNNRTEBBC, and the Journal

JR87 – Challenge to Religious Education in Northern Ireland

JR87 was the landmark legal case on behalf of a child who challenged the nature of religious education (RE) and collective worship in Northern Ireland schools. In 2025, the London Supreme Court found that the exclusively Christian-focused RE and collective worship, as delivered under the existing core syllabus in NI schools, breaches the human rights of children and parents. The case has far-reaching implications for education law across the UK.

The relevant media footage can be accessed here and here.

Aidan McAnespie

Darragh was instructed by the family of Aidan McAnespie who was killed by a British Soldier having been shot in the back whilst walking to a football game 1988.  On June 2018, on foot of an application lodged on behalf of the family, a decision was taken to prosecute David Holden for the killing.  In February 2023, this resulted in the first prosecution of a British Soldier post the Good Friday Agreement.  

The relevant media footage can be accessed here and here.

The Judgment can be accessed here.

The Brexit Case – Gina Miller No.1

In 2016, Gina Miller initiated legal action arising out of the controversial use of the then Government’s prerogative to execute Brexit, and to leave the EU.  A group of individuals including two British citizens living in France, a Gibraltarian national, a Welsh citizen and Fergal McFerran, president of NUS-USI formed the ‘peoples challenge’.  Darragh was instructed as part of the legal team compiled to represent the peoples challenge in the Brexit Supreme Court case.  This case has been dubbed by legal commentators as one of the most significant constitutional cases of the decade.      

The relevant media footage can be viewed here and here

The Legacy Act – Martina Dillon & Others

Darragh was instructed as part of the team on behalf of the lead applicants in the seminal case which challenged the British Government’s contentious ‘Legacy Act’ which sought to enact legislation to grant amnesties and immunity to perpetrators for acts committed during the period known as a ‘the Troubles’ in Northern Ireland. The NI Court of Appeal found that certain provisions of the legislation were unlawful and incompatible with human rights.

The relevant media footage can be accessed here.

Other Cases:

The Glenanne Series: Re Edward Barnard judicial review successfully compelled the PSNI to investigate the murders of more than 120 people arising out of allegations of state collusion. The Court found it was unlawful not to investigate, and as a result, an independent police force was tasked to investigate (Op Denton).

Loughgall (Re Brigid Hughes): Instructed by the Loughgall Truth & Justice Campaign and the families bereaved as a result of the shootings at Loughgall on 8th May 1987.  Darragh successfully secured a fresh inquest following a judicial review challenge to the decision by the Secretary of State to issue a ‘National Security Sensitive’ Certificate. Following this, Darragh appeared in the landmark case of Re Brigid Hughes which found that the then former first Minister Arlene Foster MLA had acted unlawfully in failing to release the funding for Legacy Inquests. The relevant media footage can be accessed here:

Legacy Victims Pensions: Re Brian Turley was the successful judicial review against the Government to implement and fund the Legacy Victims Pension Scheme.  The relevant media footage can be accessed here and here.  

Covid School Closure: Re JR105 was the judicial review taken by the parent of the child at the inception of the Covid Pandemic arguing for their immediate closure to protect life. The case was widely reported herehere and here.

INTERNATIONAL

Kneecap

Acted for the Irish Rap Band Kneecap in their challenge to the decision by the British Government to charge Mo Chara with terrorist offences following a concert in London. Instructed by the band to lead their International legal team which involved proceedings in London, USA and Canada.

Ibrahim Halawa

Darragh acted for the Irish Teenager, Ibrahim Halawa, who was detained whilst on holiday in Cairo, Egypt and who was put on mass trial at risk of the death penalty. Darragh acted for Ibrahim in seeking his return to Ireland, making submissions before the EU Parliament, the African Commission on Human Rights and the United Nations.  In October 2017 Ibrahim Halawa was acquitted of all charges before the Egyptian Courts and repatriated to Ireland. 

Media coverage of the UN Intervention is available here. The relevant media footage can be accessed here and here.

Carles Puigdemont

In 2018, Darragh was one of the lawyers who travelled to Brussels to meet the then president of Catalonia, Carles Puigdemont and provided advice and assistance in respect of his ongoing bid against the extradition proceedings issued by the state of Spain. 

Private Sean Rooney

Instructed on behalf of the Irish Soldier Private Seán Rooney who was murdered whilst on peacekeeping duty in Lebanon on behalf of the United Nations. Darragh appears domestically before the Coroner’s Court in Dublin for the family, and is retained to advise on the criminal proceedings currently ongoing in Lebanon.

The Tamil Community

Darragh was retained on behalf of a number of individuals from the Tamil Community in a variety of actions arising out of the conflict in Sri Lanka. He acted in a ground-breaking case in for a Tamil widow against the PSNI in seeking damages for their role in providing training to the Sri Lankan police in 1986. In addition, he was retained to act on behalf of an individual who challenged his conviction for involvement with the Tamil Tigers, on the basis that the trial process was contrary to international law, and the confession was obtained by torture.

The relevant media footage can be viewed here and here.  The Tamil Guardian also covered the story here. In addition, the latter case can be accessed here.  

Lisa Smith

Lisa Smith was a former Irish army soldier who travelled to Syria, and was eventually detained by the Turkish authorities as a suspected ISIS fighter.  Darragh acted for Lisa in successfully securing her and her daughter’s repatriation to Ireland.  The UN Special Rapporteur on Human Rights & Counter Terrorism intervened in Lisa’s case.  Lisa was the first alleged ISIS bride ever to be returned to Ireland. 

The relevant media footage can be accessed here and here.

Encrochat – French Court of Cassation

Instructed with Binsard Martine in the landmark challenge on behalf of Sam McCaughey before the French Court of Cassation regarding the admissibility of the Encrochat evidence in Courts in Northern Ireland. This is the first challenge of its kind launched on the international sphere challenging the admissibility domestically in NI.

The media coverage of the case is available here.

Other Cases:

Keyu & Others (UK Supreme Court) case relating to the massacre at Batang Kali, Malaysia. Acted for the interveners the Pat Finucane Centre and Rights Watch UK.

Bilal Abdul Kareem v Gina Cheri Haspel et al (USA Court of Appeal District of Columbia) – Proceedings against the American State policy on the use of drones in the taking of life.

REPUTATION MANAGEMENT AND DEFAMATION

Bob Vylan v RTE

Instructed on behalf of the musician Bob Vlyan in his defamation proceedings against the Irish National Broadcaster RTÉ arising out of his performance at Glastonbury.

Kneecap v Vince Gasparro

Instructed on behalf of the Irish Rap Group Kneecap in their defamation proceedings against the Canadian MP Vince Gasparro arising out of a video to which he published on the social media site X (formerly known as Twitter).

Actions against Big Tech

Darragh has been instructed on a number of occasions to sue big tech in which social media, the internet, or AI has been misused. This has included bringing proceedings having data deleted from the internet under the principles of the right to be forgotten (OH v Google), injunctions seeking the removal of content published online (the case of ZXY) and suing for damages in which Big Tech or the Social Media giants have acted improperly or unlawfully (the Facebook moderator case and EH v Meta).

Other Cases:

Re Fine Point Films – Darragh acted for the International media organisations, Index on Censorship and the English PEN who intervened in the successful judicial review challenge to a search warrant imposed on two investigative journalists, Trevor Birney and Barry McCaffrey.

Phil Miller – acted for the renowned investigative journalist Phil Miller in an appeal against the Information Commissioner relating to a report withheld by the PSNI regarding the structure of MI5 in 1973.

COMMERCIAL AND LITIGATION

High Value Commercial Litigation

Darragh has been instructed in some of the highest value commercial claims before the Courts in Ireland and the UK, to include:

  • Instructed in a seven figure claim on behalf of a number of Hotel Owners arising out of business interruption insurance during the covid pandemic in Dublin.
  • Has acted for a Chinese Pharmaceutical Company involved in litigation based in Belfast arising out of events in China.
  • Secured a payout of £16.7million on behalf of all NI Taxi Drivers following the failure to compensate them during the Covid 19 Pandemic.
  • Instructed on behalf of a high profile Irish Businessman against the Irish Government for breach of contract which resulted in a seven figure payout.
  • Six Figure Resolution for a New York company who were involved in Litigation in both London and Belfast.
  • Instructed in the first ever High Court litigation in Belfast arising out of Cryptocurrency and Cryptocurrency fraud.

Negotiation and Mediation

Given his experience, Darragh is regularly involved in negotiating and mediating disputes between Commercial and Corporate entities whereby disputes have arisen between Shareholders or Company Officers. This experience has resulted in Darragh being retained in various disputes both locally and internationally.

 

Trainee Solicitor

Conor Campbell-Brennan

Conor is a Trainee Solicitor in the Actions against the Police and Prison Law Department.   

Having completed his LLB Degree at Queens University, Conor has specialised in Civil Actions against public authorities, most notably the PSNI and NI Prison Service.   

Further, Conor has extensive experience in representing client’s before the Parole Commissioners (DCS, ECS, ICS & Life Sentences), Prison Issues and Judicial Reviews, of which have been of significance, such as Re Johnston’s Application [2024] & Re Sheerin’s Application [2025]. 

Conor continues to act in several high value civil actions for damages as a result of acts by public authorities, alongside Prison Issues, Judicial Review’s and Parole Commissioners hearings. 

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