Mr John Doyle > Dillon Eustace > Dublin, Ireland > Lawyer Profile

Dillon Eustace

Work Department

Litigation and Dispute Resolution


Partner. Specialist areas: Employment / Labour law. Commercial Litigation, Arbitration and Mediation.


Trained at Cawley Sheerin Wynne, Dublin. Qualified in 1992. Commenced with present firm, Dillon Eustace in 1992 and became a Partner in 1997.




Law Society of Ireland. American Bar Association. European Employment Lawyers’ Association. Hon Secretary of Arbitration Ireland, former Hon Secretary of the Irish Commercial Mediation Association


College of Commerce, Rathmines B.Sc (Mgmt.) Trinity College Dublin

Lawyer Rankings

Ireland > Insurance

Dillon Eustace‘s wide-ranging insurance practice covers transactions and contractual arrangements, regulatory matters and insurance defence engagements. The firm is particularly noted for insurance disputes, including professional indemnity claims, maritime and transport-related disputes, and business interruption cover cases. Experienced litigator John Doyle  heads the department, which includes consultant Kieran Cowhey, a specialist in aviation and product liability cases. Fellow consultant Andrew Bates and partner Keith Waine  are prominent figures in insurance regulatory issues. John O’Riordan and Peter Bredin are key names for professional indemnity, product liability, business interruption and coverage disputes.

Ireland > Media and entertainment

(Leading individuals)

John DoyleDillon Eustace

Dillon Eustace specialises in defamation proceedings, acting for a range of media outlets in this space. The team’s work includes handling the Irish elements of multi-jurisdictional litigation. John Doyle and David Kavanagh are the key figures in the practice.

Ireland > Dispute resolution

Dillon Eustace is best known for disputes involving the financial services sector, including insurance, banks and investment funds entities. It handles a high-volume of insurance cases, defending clients against over a 1,000 claims every year. It is a growing force in fraud and investigations, particularly matters involving regulated funds and regulated financial services providers. Property-related disputes and general commercial litigation are also key parts of the dispute resolution practice.  Department head John Doyle, Peter Bredin and John O’Riordan comprise an impressive senior bench with Rachel Turner also becoming increasingly prominent. Former department head Kieran Cowhey has left the firm.