Data Protection

In accordance with the provisions of the General Data Protection Regulation (Regulation (EU) 2016/679) and the Data Protection Act 2018, the Ombudsman for the Defence Forces has designated Mr. Brian O'Neill, Head of Office, as Data Protection Officer for this Office. Mr. O'Neill can be contacted at 15 Lower Hatch Street, Dublin 2, D02 R884, phone 01-6633222 or by email at

Please note that while the offices of the ODF are closed until further notice because of the Covid-19 emergency, its work continues with staff and the ODF working remotely.

If you wish to contact the office please do so by email addressed to or telephone 01 6633222 and leave a message. For particularly urgent matters please telephone Brian O'Neill at 087 6009217. While letters or documentation posted to the office may not receive immediate attention, please be assured that subject to the foregoing, every effort will be made to provide a normal service.

Thank you for your cooperation and stay safe.

The President, Michael D. Higgins, on the recommendation of Government, appointed Mr. Justice Alan Mahon as Ombudsman for the Defence Forces with effect from 6th July 2018. The Ombudsman was selected following an open competition run by the Public Appointments Service.

Mr. Justice Mahon resides in Co. Kildare and is originally from Tullamore, Co. Offaly. He was called to the Bar in 1976, became a Senior Counsel in 1988 and was appointed a Circuit Court Judge in 2002. He chaired The Tribunal of Inquiry into Certain Planning Matters and Payments (the Mahon Tribunal) from 2003, and which was originally established in 1997.

In October 2014, Mr. Justice Mahon was appointed a Judge of the newly established Court of Appeal. He has been appointed Ombudsman for the Defence Forces for a three year term.

Mr. Justice Alan Mahon