He was Member of Parliament (MP) for Gowran between 1776 and 1783, and for Kilkenney 1790-1791, in which year his right to the Peerage was acknowledged in the Irish House of Lords.
He was Member of Parliament (MP) for Gowran between 1776 and 1783, and for Kilkenny City between 1783 and 1792. In 1791, his right to the Peerage was acknowledged in the Irish House of Lords.