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Catrin specialises in all aspects of media and information law. She has appeared in many of the leading cases in the fields of privacy, data protection, breach of confidence, defamation and related human rights.

Her expertise segues into related commercial, employment and public law and also encompasses harassment, malicious falsehood, media reporting restrictions, contempt of court, media regulatory work and freedom of information.

In recent years she has developed a substantial practice in claims arising from online communications and users’ data privacy rights, particularly those with an international jurisdiction angle.

She acts for claimants and defendants; from private individuals to media and non-media corporates including national newspaper groups, broadcasters, global internet companies and public bodies. Notable cases in which she has appeared have included Appleby Global v BBC, NT1/NT2 v Google, Vidal-Hall v Google, Melania Trump v Associated Newspapers, the ‘Plebgate’ libel case, Paul Weller v Associated Newspapers and Naomi Campbell v MGN.

Catrin was nominated for the Chambers and Partners Bar Awards Silk of the Year for Defamation/Privacy in 2017 (her first full year in silk) and won the award for Junior of the Year for Defamation/Privacy in 2008 and 2015, as well as being nominated on four other occasions.

Privacy Notice

Catrin Evans QC is committed to protecting and respecting your privacy. In order to provide legal services to her clients, including advice and representation services, Catrin needs to collect and hold personal data. This includes her client’s personal data and the personal data of others who feature in the matter upon which she is instructed. To read Catrin’s privacy notice in full, please see here.

Catrin accepts instructions under the Bar Council Standard Contractual Terms. To find out more information on the way we work at Matrix, including our fee transparency statement, please see our see our service standards.


“An extremely clear and strategic thinker. She has excellent judgement and does not miss a point.” “Intelligent, collaborative and thoughtful. We like her understated but confident manner.” “She gives superb and reasoned advice to clients and has a particular strength in cases with a data protection element.”

Chambers & Partners 2021 (Defamation & Privacy)

“She is super bright, lovely to work with and a go-to for media and tech clients.” “She always knows what to say to advance her client’s interest.” “She is a phenomenal mix of attention to detail and approachability.”

Chambers & Partners 2021 (Data Protection)

‘A highly intelligent and adept barrister. She has incredible attention to detail and is very confident on her feet and easy to work with and is wonderful with clients.’

Legal 500 2021 (Data Protection)

‘An outstanding advocate who continues to impress. Superb, incredibly bright and simply does not miss a beat.’

Legal 500 2021 (Defamation and Privacy)

‘Brilliant lawyer and strategist. Doggedly determined. A charming advocacy style. Great team player and good fun to work with.’

Legal 500 2021 (Media and Entertainment)

“She’s extremely knowledgeable, wonderful with the client, and someone who instils a great deal of confidence.” “Extremely easy to work with, and very on top of how the media operate.”

Chambers and Partners 2019 (Data Protection)

“She knows her way round all the intricacies of media law.” “She is extremely thorough and thinks of everything. Considered and effective.”

Chambers and Partners 2019 (Defamation and Privacy)

“Enjoys an excellent reputation as an intelligent advocate capable of handling the most nuanced arguments in information law.”

Chambers and Partners 2018 (Data Protection)

“Her reputation as the top junior at the Defamation Bar was fully merited, and has now been recognised with her appointment as a QC this year. She is clever, hard-working and calm, and has extremely good tactical awareness and judgement.”

Chambers and Partners 2017 (Defamation/Privacy)

“She is super brainy and a very pragmatic adviser. She has a great sense of what the client needs and completely understands the law and its complexities.”

Chambers and Partners 2017 (Data Protection)

Catrin is “able to see the overall picture and give robust, commercial and legally incisive advice.”

The Legal 500 2016 (Defamation and Privacy)

She is “incredibly hardworking” with “great attention to detail.”

The Legal 500 2016 (Data Protection)

She is “an extremely clear strategic thinker.”

The Legal 500 2016 (Media and Entertainment)

“Superb analysis and an eye for detail which produce excellent performances in court”.

The Legal 500 2015 (Defamation and Privacy)