John Cahir, Partner - A&L Goodbody

John Cahir

Dr John Cahir is a Partner in the Firm’s IP & Technology Group. His practice covers both contentious and non-contentious aspects of intellectual property, information technology, data protection and media law.


John advises clients across a wide range of industry sectors on their IP and technology law requirements. He has acted on some of the highest profile technology disputes to come before the Irish courts as well as on the leading transactions. He acts for many of the multinational corporations that have established their European operations in Ireland and he also advises a wide spectrum of domestic clients. 

Market Recommendations

  • "Very able. Clients are particularly impressed by the fact that he has all the relevant principles at his fingertips." (Chambers Europe 2017)
  • "Strong on copyright." (Chambers Europe 2016)
  • "Attracts a wealth of praise highlighting the breadth of his IP expertise across contentious and non-contentious matters...frequently acts for international clients with operations in Ireland." (Chambers Europe 2015)
  • "Quick to understand his client's needs...very responsive and provides a top-notch service." (Chambers Europe 2014)


  • BCL, University College Dublin, 1996
  • LLM, University College Dublin, 2000
  • Solicitor, Law Society of Ireland, 2000
  • PhD, Queen Mary University of London, 2004

Professional activities

John is chairman of the Irish Copyright Association (the Irish section of ALAI) and is the treasurer of the Irish branch of AIPPI. John is currently a member of the International Association of Privacy Professionals (IAPP). He is an occasional lecturer on University College Dublin’s LLM programme and on the Law Society of Ireland’s diploma courses. John is a regular speaker at conferences in Ireland, the UK, Europe and the United States and is widely published in both trade and academic journals.

John Cahir

T: +353 1 649 2943

Email: John Cahir

Vcard: John Cahir

quick to understand …very responsive and provides a top-notch service

(Chambers Europe 2014)