Peter Dennehy BL

  • Junior Counsel: 2020

BA.BAI(TCD), Dip.Arb(UCD), Dip.CG(UCD), Dip.CD(IoD). CEDR Accredited Mediator, Arbitrator ,Chartered Institute of Arbitrators

Areas of Practice:
  • Administrative Law
  • General Practice
  • Tort & Personal Injury Law
  • Arbitration/Dispute Resolution
  • Construction Law
  • Immigration & Asylum Law
  • Intellectual Property & Franchise Law
  • Mediation
  • Medical Law
  • Occupational Safety and Health
Peter Dennehy BL
Accrediting Body: CEDR

South Western
Other Memberships:
Construction Bar Association
Employment Bar Association
Employment Law Association of Ireland
Immigration, Asylum and Citizenship Bar Association
Medico-Legal Society of Ireland
Planning Environmental and Local Government Bar Association
Professional, Regulatory & Disciplinary Bar Association
Other Languages:
French (Working)
Irish (Working)
Direct Professional Access:

In addition to his General Practice, Peter’s specialised areas of practice include Employment Law, Administrative Law, Corporate & Regulatory Law, Data Protection Law, Public Procurement Law, Tort & Personal Injury Law and Intellectual Property Law.

Peter also has a practice in Alternative Dispute Resolution (ADR) as a CEDR Accredited Mediator and in Arbitration as a Fellow of the Chartered Institute of Arbitration (FCIArb) and engaged as a Non-Executive Director on Boards and Committees in Ireland, Switzerland and the USA.

Holding a BA. BAI in Engineering and Mathematics from Trinity College Dublin, and being a Chartered Engineer and Fellow of Engineers Ireland, Peter’s career is marked by roles in both the public and private sectors across a diverse and varied range of arenas.

Peter has served as CEO/Director of the Pre-Hospital Emergency Care Council (PHECC), Director of Corporate Services of both the Nursing & Midwifery Board of Ireland (NMBI), and the Road Safety Authority in Ireland (RSA).

Internationally, Peter served as the Head of Conformity Assessment for the International Organization for Standardization (ISO) and Secretary to ISO/CASCO the ISO/IEC Committee for Conformity Assessment Standards in Geneva. In his earlier career he spent many years as an Electronics Engineer as the Head of Quality & Safety in Eircom Networks in Ireland and the UK.

Peter’s reputation as a trusted legal advisor is grounded in his extensive experience and commitment to excellence.He brings a pragmatic and personable approach to complex legal matters, providing clients with knowledgeable counsel, based on his years of practice and real-world insight.

Post Graduate:

2023-24 – Kings Inns, Advanced Diploma in Applied Employment Law (ongoing).

2023-24 – Kings Inns, Advanced Diploma in Medical Law (ongoing).

2022-23 – Kings Inns, Advanced Diploma in Quasi-Judicial Decision-Making.

2022-23 – Kings Inns, Advanced Diploma in Corporate, and Regulatory Crime.

2021-22 – Kings Inns, Advanced Diploma in Data Protection Law.

2021-22 – Kings Inns, Advanced Diploma in Public Procurement Law.

2021 – CEDR, Accredited Mediator, [UK Centre for Effective Dispute Resolution].

2020-21 – Kings Inns, Advanced Diploma in Planning and Environmental Law.

2020-21 – UCD, Sutherland School of Law, Prof Diploma in International Arbitration.

2019-20 – Kings Inns, Barrister-at-Law Degree.

2016-18 – Kings Inns, Diploma in Legal Studies.

2015-16 – UCD, Sutherland School of Law, Prof. Dipl. in Professional Regulation Law.

2014 -15 – UCD, Smurfit Business School, Diploma in Corporate Governance.

2013 14 – Institute of Directors (IoD), Certificate & Diploma in Company Direction.

1987-88 – Trinity College, Dublin University: Higher Diploma in Statistical Quality Management [H.Dip.QM].


Third Level:

1982-86 – Trinity College, Dublin University, BA.BAI. Honours Degree (BA in Mathematics and BAI in Computer & Electronic Engineering).

1982-86 – Scholarship to Trinity College, Dublin University.

Contact Form

This form is made available to solicitors & in-house counsel for professional purposes only, and to members of Approved Bodies for the purposes of Direct Professional Access


087-216 1937
Law Library Four Courts Dublin 7

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