Ms Zelda Deasy > ByrneWallace LLP > Dublin, Ireland > Lawyer Profile

ByrneWallace LLP
88 Harcourt Street
Saint Kevin's
DO2 DK18

Work Department



Partner, Corporate


Zelda is a Partner in the ByrneWallace LLP Corporate Department who specialises in data protection and privacy as a member of the ByrneWallace LLP cross-departmental data protection team.

Zelda advises both private sector organisations and public bodies on all data protection matters, including drafting, reviewing and negotiating data transfer/data sharing agreements, data processing agreements, online terms and conditions, privacy/cookies policies and data protection policies. She advises on international data transfers, data subject access requests, data protection impact assessments, e-privacy/direct marketing requirements, data protection gap analyses, data protection by design, data protection in the context of corporate transactions and general data protection advisory and compliance work.


  • Law Society of Ireland
  • Dublin Solicitors Bar Association
  • International Association of Privacy Professionals


  • Certificate in Data Protection Practice, 2019
  • Certificate in Commercial Contracts Practice, 2018
  • Qualified as a Solicitor, Law Society of Ireland, 2005
  • Bachelor of Civil Law (UCD), 2000

Lawyer Rankings

Ireland > Data privacy and data protection

(Next Generation Partners)

Zelda DeasyByrneWallace LLP

ByrneWallace LLP advises both public and private sector clients on a range of day-to-day data privacy and protection matters and assists with responding to issues such as data breaches and changes to regulations. The team also acts alongside the firm’s corporate practice to handle the data-related aspects of M&A transactions and provide advice on commercial matters including outsourcing agreements. Sean O’Donnell leads the team, while Zelda Deasy, who was promoted to partner in December 2021, is another key contact.

Comparative Guides

Ireland: Data Protection & Cyber Security Law May 2022 This country-specific Q&A provides an overview to Data Protection & Cyber Security Law laws and regulations that may occur in Ireland.