He sat in the Irish House of Commons as member successively for the boroughs of Donegal and Carrickfergus, becoming Attorney-General for Ireland in 1782, but was elevated to the bench as Lord Chief Baron of the Exchequer in 1783.
He sat in the Irish House of Commons as member successively for Donegal Borough from 1774 to 1776 and for Carrickfergus. He became Attorney-General for Ireland in 1782, but was elevated to the bench as Lord Chief Baron of the Exchequer in 1783.