Viscount Conyngham of Slane in Meath is in Viscount Ireland.
The London Gazette 13156. 7th December 1789. Dublin-Castle; December 7, 1789.
His Majesty's Royal Letters are received for advancing the following Noblemen respectively to the Dignity of a Viscount of this Kingdom, and Letters Patent are preparing to be pasted under the Great Seal accordingly, viz.
Armor Lowry, Lord Belmore [aged 49], to be Viscount Belmore, of the County of Fermanagh.
Francis Pierpoint, Lord Conyngham [aged 22], [Note. This appears to be a mistake for Henry?] to be Viscount Conyngham, of Slane in the County of Meath.
And Charles, Lord Loftus [aged 51], to be Viscount Loftus, of Ely.