Denis Barry


"One of the best juniors at the criminal Bar"

- Legal 500 (2014)

"The consummate professional; he is always well-prepared and is the personification of calm under pressure.’"
- Legal 500 (2018)

"He is thorough, down to earth, personable, reassuring and a very persuasive advocate."
- Chambers and Partners (2018)

Denis has a wide range of experience in defending and prosecuting all aspects of criminal cases, including serious fraud. He is regularly instructed as leading junior counsel in cases against Queen’s Counsel.

In addition, his areas of specialisation include Trade Marks, Trading Standards and other Consumer offences, for which he is instructed by defendants, companies, and local authorities. He has particular expertise in the Consumer Protection from Unfair Trading Regulations 2008, and the consumer aspects of the Enterprise Act 2002. He edited the Blackstones Guide to the Consumer Rights Act 2015.


He is consistently recommended as a leading junior in the Legal 500 in the fields of Crime, Consumer and Product Liability, and as a leading junior in Chambers and Partners in Consumer Law and Crime.  

top of page

Recent experience: Defence

Recent experience: Prosecution

Regulatory, Consumer and Product Liability

Health Care


Notable Cases

Education and Qualifications


What Directories Say