The London Gazette 12146. 23 Dec 1780. Also like Letters Patent, containing His Majesty's Grants of the Dignity of a Viscount of the said Kingdom unto the following Noblemen, and their Heirs Male, by the Names, Stiles and Titles as undermentioned, viz.

James Baron Lifford, His Majesty's Chancellor of Ireland, Viscount Lifford, of Lifford, in the County of Donegall.

Otway Lord Desart, Viscount Desart, of Desert, in the County of Kilkenny.

John Baron Erne, Viscount Erne, of Crum Castle, in the County of Fermanagh.

Barry Lord Farnham, Viscount Farnham, of Farnham, in the County of Cavan.

Simon Lord Irnham (age 67), Viscount Carhampton, of Castlehaven, in the County of Cork.

Bernard Lord Bangor (age 61), Viscoount Bangor, of Castleward, in the County of Downe. [Ann Bligh Viscountess Bangor by marriage Viscountess Bangor of Castleward in County Downe.]

Penyston Lord Melbourne (age 35), Viscount Melbourne, of Kilmore, in the County of Cavan. [Elizabeth Milbanke Viscountess Melbourne (age 29) by marriage Viscountess Melbourne of Kilmore in County Cavan.]

James Lord Clifden (age 46), Viscount Clifden, of Gowran, in the County of Kilkenny.

John Lord Naas (age 80), Viscount Mayo, of Monecrouer.