O'Brien, Murrough
O'Brien, Murrough (c.1616–1673), 6th Baron and 1st earl of Inchiquin , politician and soldier, was eldest of four sons and three daughters of Dermot O'Brien and Ellen O'Brien (née fitz Edmund FitzGerald of Cloyne). The son of fervent catholics, he was educated according…...
O'Brien, Sir Edward
O'Brien, Sir Edward (1705–65), 2nd baronet, MP, and racehorse owner, was born 7 April 1705, elder son among three children of Lucius O'Brien and his wife Catherine Keightley, daughter of Lady Frances Hyde, a sister-in-law of King James…...
O'Brien, Sir Lucius Henry
O'Brien, Sir Lucius Henry (1731–95), 3rd baronet, politician, was born at Dromoland, Newmarket, Co. Clare, on 21 September 1731, the second of eight children and the eldest son of Sir Edward O'Brien (qv) (1705–65), 2nd baronet and…...
O'Hara, Charles
O'Hara, Charles (1705–76), landowner and MP, was son of Kean (Óg) O'Hara (Cian Ó h-Eaghra) and his wife Eleanor, daughter of Theobald Mathew (Matthew) of Thomastown, Co. Tipperary. The O'Haras were an old Gaelic family successful in retaining social standing among both native and…...
O'Neill, Charles Henry St John
This is a co-subject for the entry on O'Neill, John. View the original entry....
O'Neill, John
O'Neill, John (1740–98), 1st Viscount O'Neill , politician, was born 16 January 1740 in Shane's Castle, Co. Antrim, eldest son and heir of Charles O'Neill (d. 1769) of Shane's Castle, MP for Randalstown (1727–60, 1761–9), and his wife, Catherine Alice (d. 1790), daughter of John…...
O'Neill, John Bruce Richard
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O'Neill, Robert William Hugh
O'Neill, Robert William Hugh (1883–1982), 1st Baron Rathcavan and politician, was born 8 June 1883 at Shane's Castle, Co. Antrim, third son of Edward Chichester O'Neill, 2nd Baron O'Neill of Shane's Castle and former MP for Co. Antrim (1863–80), and his wife, the former Lady…...
Osborne, Sir William
Osborne, Sir William (1722–83), 8th baronet, politician, was eldest son among six sons and four daughters of John Osborne, MP for Lismore (1719–27) and Co. Waterford (1727–43) and 7th baronet, and his wife, Editha Proby, daughter of the governor of Fort St George in the East…...
Pakenham, William Lygon
Pakenham, William Lygon (1819–87), 4th earl of Longford , army officer, and politician, was born 31 January 1819 at Pakenham Hall, Co. Westmeath, second son of Thomas Pakenham, 2nd earl of Longford, and his wife Georgiana Emma Charlotte (d. 12 February 1880), fifth daughter of…...
Parnell (- Hayes), William
Parnell (- Hayes), William (1777–1821), writer, landlord, and MP, was born probably in August 1777 (some sources suggest 1780), third son of Sir John Parnell (qv) and his wife Letitia Charlotte, daughter of Sir Arthur Brooke of…...
Parnell, Sir Henry Brooke
Parnell, Sir Henry Brooke (1776–1842), politician and 1st Baron Congleton , was born 3 July 1776 at Rathleague, Queen's Co. (Laois), second son of Sir John Parnell (qv), Irish MP and chancellor of the exchequer, and Letitia Parnell (…...
Parnell, Sir John
Parnell, Sir John (1744–1801), 2nd baronet and politician, was born 25 December 1744, the only surviving son of Sir John Parnell (1717–82), 1st baronet, landowner, and MP for Maryborough, Queen's Co. (1761–82), and his wife Anne, daughter of Michael Ward (1683–1759) of Castleward…...
Parsons, Sir Lawrence
Parsons, Sir Lawrence (1758–1841), 2nd earl of Rosse , politician, was born 21 May 1758 at Birr Castle, King's Co. (Offaly), eldest son of Sir William Parsons (1732–91), 4th baronet and MP for King's Co. (1757–91), and Mary Parsons (née Clere). William Parsons was a leading figure…...
Parsons, Sir Lawrence
Parsons, Sir Lawrence (d. 1628), lawyer and planter, was a son of James Parsons of Leicestershire and his wife Catherine, sister of Sir Geoffrey Fenton (qv), secretary of state for Ireland (1580–1608). Lawrence was the youngest of…...
Parsons, William
Parsons, William (1800–67), astronomer and 3rd earl of Rosse , was born 17 June 1800 at York, England, eldest among three sons and two daughters of Sir Lawrence Parsons (1758–1841) of Parsonstown (Birr), King's Co. (Offaly), and Alice Parsons (née Lloyd), daughter of a…...
Percival (Perceval), Sir Phillip
Percival (Perceval), Sir Phillip (1605–47), landowner and government official, was the second son of Richard Percival of Tickenham, Somerset, and his second wife, Alice Sherman of Ottery St Mary, Devon. His father was the clerk of the court of wards in Ireland and trained Phillip…...
Pery, Edmond Henry
Pery, Edmond Henry (1758–1845), 1st earl of Limerick, and politician, was born 8 January 1758, the only son of William Cecil Pery, clergyman and later bishop of Limerick (1784–94) and Baron Glentworth, and his first wife, Jane Pery (née Walcott). He was the nephew and heir of…...
Petty, John Henry
Petty, John Henry (1765–1809), Earl Wycombe , 2nd marquess of Lansdowne , politician, was born 6 December 1765, eldest son of William Petty (qv), politician, 2nd earl of Shelburne and later 1st marquess of Lansdowne, and his first wife…...
Petty, William
Petty, William (1737–1805), 2nd earl of Shelburne and British prime minister, was born 2 May 1737 in Dublin, eldest son of John Petty (formerly Fitzmaurice), 1st earl of Shelburne, and Mary Petty (née Fitzmaurice). Embittered by a miserable childhood, he later blamed it for many…...
Plunket, Benjamin John
Plunket, Benjamin John (1870–1947), bishop and estate-owner, was born 1 August 1870 at Bray, Co. Wicklow, younger son and third of six children of William Conyngham Plunket (qv), 4th Baron Plunket, archbishop of Dublin 1884–…...
Ponsonby, Brabazon
Ponsonby, Brabazon (1679–1758), 2nd Viscount Duncannon , 1st earl of Bessborough , revenue commissioner and lord justice of Ireland, was eldest son of William Ponsonby (1659–1724), 1st Baron Bessborough and Viscount Duncannon, of Bessborough, Co. Kilkenny, and his wife Mary (d.…...
Ponsonby, John William
Ponsonby, John William (1781–1847), 4th earl of Bessborough , politician, landowner, and lord lieutenant of Ireland, was born 31 August 1781, eldest son of Frederick Ponsonby, 3rd earl of Bessborough, and his wife, Henrietta Frances, second daughter of the 1st Earl Spencer. From…...
Ponsonby, William
Ponsonby, William (1704–93), 2nd earl of Bessborough , chief secretary for Ireland, was second (but first surviving) son of Brabazon Ponsonby, 1st earl of Bessborough, and his first wife, Sarah, widow of Hugh Colvill and daughter of James Margetson. Educated at home, he embarked on…...
Ponsonby, William Brabazon
Ponsonby, William Brabazon (1744–1806), 1st Baron Ponsonby , politician, was born 15 September 1744 in Dublin, eldest son of John Ponsonby (qv), landowner, MP, and later speaker of the Irish house of commons, and his wife, Lady…...