Viscounts
| Title | Creation | Other titles |
|---|---|---|
| The Viscount Gormanston | 1478 | Lord Gormanston in the Peerage of the UK |
| The Viscount Mountgarret | 1550 | Lord Mountgarret in the Peerage of the UK |
| The Viscount Valentia | 1622 | |
| The Viscount Dillon | 1622 | |
| The Viscount Molyneux | 1628 | |
| The Viscount Lumley | 1628 | Earl of Scarbrough in the Peerage of England |
| The Viscount Massereene and Ferrard | 1660; 1797 | Lord Oriel in the Peerage of the UK |
| The Viscount Cholmondeley | 1661 | Earl of Cholmondeley in the Peerage of England Lord Newburgh in the Peerage of Great Britain Marquess of Cholmondeley in the Peerage of the UK |
| The Viscount Charlemont | 1665 | |
| The Viscount Downe | 1681 | Lord Dawnay in the Peerage of the UK |
| The Viscount Molesworth | 1716 | |
| The Viscount Chetwynd | 1717 | |
| The Viscount Midleton | 1717 | Lord Brodrick in the Peerage of Great Britain |
| The Viscount Boyne | 1717 | Lord Brancepeth in the Peerage of the UK |
| The Viscount Grimston | 1719 | Lord Forrester in the Peerage of Scotland Lord Verulam in the Peerage of Great Britain Earl of Verulam in the Peerage of the UK |
| The Viscount Gage | 1720 | Lord Gage in the Peerage of Great Britain |
| The Viscount Galway | 1727 | |
| The Viscount Powerscourt | 1743 | Lord Powerscourt in the Peerage of the UK |
| The Viscount Ashbrook | 1751 | |
| The Viscount Southwell | 1776 | |
| The Viscount de Vesci | 1776 | |
| The Viscount Lifford | 1781 | |
| The Viscount Bangor | 1781 | |
| The Viscount Doneraile | 1785 | |
| The Viscount Harberton | 1791 | |
| The Viscount Thurles | 1791 | |
| The Viscount Hawarden | 1793 | |
| The Viscount Monck | 1801 | Lord Monck in the Peerage of the UK |
| The Viscount Gort | 1816 |
Read more about this topic: Peerage Of Ireland