Introduction to The History of Law in Ireland

The end of the Brehon Law's authority was signalled by a
Proclamation of
King James I in 1603

Prior to English rule, Ireland had its own indigenous system of law dating from Celtic times, which survived until the 17th century when it was finally supplanted by the English common law. This native system of law, known as the Brehon law, developed from customs which had been passed on orally from one generation to the next. In the 7th century AD the laws were written down for the first time. Brehon law was administered by Brehons (or brithem). They were the successors to Celtic druids and while similar to judges; their role was closer to that of an arbitrator. Their task was to preserve and interpret the law rather than to expand it. Read on .

The above article was taken from the website of "The Courts Service of Ireland"