O'Donnell, ‘Red’ Hugh (Ó Domhnaill, Aodh Ruadh)
O'Donnell, ‘Red’ Hugh (Ó Domhnaill, Aodh Ruadh) (c.1572–1602), Gaelic lord, was the eldest son of Sir Hugh O'Donnell (qv) and…...
O'Donoghue, Florence (‘Florrie’)
O'Donoghue, Florence (‘Florrie’) (1897–1967), revolutionary, soldier, and historian, was born 6 May 1897 in Rathmore, Co. Kerry, the only son of six children of Timothy O'Donoghue, a farmer of Gortdromakerry, and Julia O'Donoghue (née Murphy). His father had served time in prison…...
O'Donohue, Maura
O'Donohue, Maura (1933–2015), missionary doctor and public health campaigner, was born on 2 March 1933 at Likeen, her family home in Kilfenora, Co. Clare, the second of four children (two girls and two boys) of Andrew O’Donohue, a farmer, and his wife Kate (née O’Brien). Mary Brigid, as…...
O'Donovan, Edmund
O'Donovan, Edmund (1844–83), journalist, soldier, and Fenian, was born 13 September 1844 in Dublin, second among six sons (surviving infancy) of the celebrated Celticist and antiquarian John O'Donovan (qv) and Mary…...
O'Duffy, Eoin
O'Duffy, Eoin (1890–1944), soldier, policeman, and politician, was born 28 January 1890 on the family farm at Carrickaduff (Cargaghdoo), near Castleblayney, Co. Monaghan, youngest among five sons and two daughters of Eugene (‘Owen’) Duffy and Brigid Duffy (née Fealy) of the nearby…...
O'Dwyer, John Gerard (‘Ged’)
O'Dwyer, John Gerard (‘Ged’) (1899–1996), Irish Volunteer, army officer, and showjumper, was born 12 April 1899 at Rahen, near Grange, Bruff, Co. Limerick, the second son of John O'Dwyer, farmer, and his wife Bridget, eldest daughter of John Hayes of Co. Limerick. Educated at…...
O'Gorman, Thomas (‘The Chevalier’)
O'Gorman, Thomas (‘The Chevalier’) (1732–1809), officer in French service, scholar, and entrepreneur, was by his own account born 16 September 1732 at Castletown, Co. Clare, son of Matthew O'Gorman (or MacGorman) and his wife Margaret, daughter of Donough O'Loughlin of Castletown…...
O'Gowan, Eric Edward Dorman (Eric Edward Dorman-Smith), (‘Chink’)
O'Gowan, Eric Edward Dorman (Eric Edward Dorman-Smith), (‘Chink’) (1895–1969), soldier, was born Eric Edward Dorman-Smith in Bellamont House, near Cootehill, Co. Cavan, on 24 July 1895, eldest of three sons of Edward Dorman-Smith, landowner and magistrate, and his wife Amy (née…...
O'Keane, Henry
O'Keane, Henry (1763–1817), catholic priest and French army officer, known also as O'Kane, O'Keon, or Keon, was born 3 February 1763 at Kilcummin near Killala, Co. Mayo, one of three or more sons of a cowherd on the Tyrawley estate. After learning some Latin at a hedge school, he…...
O'Kelly, Charles
O'Kelly, Charles (1621–95), Jacobite army officer and writer, was born at Screen castle, Co. Galway, eldest son of John O'Kelly (d. 1674), 8th lord of the manor of Screen, and Isma, daughter of Sir William Hill of Ballybeg, Co. Carlow. He received his education at St Omer in the…...
O'Kelly, Countess Mary de Galway
O'Kelly, Countess Mary de Galway (1905–99), Belgian resistance operative, was born 24 April 1905 in Dublin, one of ten children of Thomas Patrick Cummins , a plumber, of Waterfall Cottage, Richmond Rd, Dublin, and his wife Ellen Black. Mary attended Fairview National School before…...
O'Kelly, William
This is a co-subject for the entry on O'Kelly, William Hugh MacNevin-. View the original entry....
O'Leary, Daniel Florence
O'Leary, Daniel Florence (1801–54), soldier, historian, and diplomat, was born in February 1801 in 89/90 Barrack St., Cork, eighth of ten children of Jeremiah O'Leary, butter merchant, and his wife, Catherine O'Leary (not related), both natives of Cork. In Europe in 1816…...
O'Leary, Jeremiah
This is a co-subject for the entry on Ó Laoghaire, Colm. View the original entry....
O'Moran, James
O'Moran, James (1739–94), general in the French army, was born 1 May 1739 at Elphin, Co. Roscommon, son of a shoemaker. Educated abroad, at the Irish college at Tournai, where his uncle was rector, he joined the French army on 15 November 1752 at the age of 13. A cadet in Dillon's…...
O'More, Brian Riabhach
O'More, Brian Riabhach (c.1570–1598), noble of Leix (Laoighis) and military commander, was a natural son of Rory (Ruaidhrí Óg) O'More (qv) (sl. 1578), lord of Leix, and was the only issue of a relationship…...
O'Neill, Felix
O'Neill, Felix (1720?–95), Jacobite and officer in the Spanish service, was born possibly on 1 November 1720 at Creggan, Co. Armagh, son of Henry and Cáitlín O'Neill. His commission papers give this date of birth but later Spanish records give birth dates of 1712, 1717, and 1718.…...
O'Neill, Hugh
O'Neill, Hugh (c. 1550–1616), 2nd earl of Tyrone , the ‘Great O'Neill’, was second son of Joan Maguire and Matthew Feardorcha O'Neill (qv), who had been designated baron of Dungannon when…...
O'Neill, Hugh (Aodh Dubh Ó Néill)
O'Neill, Hugh (Aodh Dubh Ó Néill) (c.1605–c.1660), officer in the Spanish army, the son of Art Og O'Neill and the nephew of Hugh O'Neill (qv), 2nd earl of Tyrone, was born in exile in the Spanish Netherlands, and like so many…...
O'Neill, Owen Roe (Ó Néill, Eoghan Rua)
O'Neill, Owen Roe (Ó Néill, Eoghan Rua) (c.1580–1649), soldier, was the son of Art O'Neill, brother of Hugh O'Neill (qv), 2nd earl of Tyrone. Art's father, Matthew…...
O'Neill, Sir Neil (Niall)
O'Neill, Sir Neil (Niall) (1657/8–1690), 2nd baronet, Jacobite army officer, was born in December 1657 or January 1658, the eldest son of Henry O'Neill of Shane's Castle, Co. Antrim, elevated to the baronetcy of Killelagh on 23 February 1666, and Eleanor Talbot, sister of Richard…...
O'Neill, Sir Phelim
O'Neill, Sir Phelim (c.1604–1653), soldier and politician, was eldest son of Turlough O'Neill and Catherine, daughter of Turlough MacHenry of the Fews. Phelim inherited lands in Tyrone and Armagh from his grandfather Sir Henry O'Neill, who was killed in action during the…...
O'Reilly, Andrew
O'Reilly, Andrew (1742–1832), general in the Austrian army, was born 3 August 1742 at Ballinlough, Co. Westmeath, youngest among three sons of James O'Reilly, Roman catholic farmer, and Barbara O'Reilly (née Nugent). In 1763 he joined the Imperial army with his brother, James, and…...
O'Reilly, Count Alexander
O'Reilly, Count Alexander (1723–94), Irish general in the Spanish service, was baptised 24 October 1723 at the parish church of Baltrasna, Co. Meath, the eighth son of Thomas O'Reilly (d.1756) of Baltrasna, and his wife Rosa McDowell, originally of Montagh, Co. Roscommon. While he…...
O'Reilly, John Francis
O'Reilly, John Francis (1916–71), Nazi broadcaster and spy, was born 7 August 1916 at Vandeleur Street, Kilrush, Co. Clare, the son of Bernard O'Reilly, an RIC sergeant, and his wife Bridget (née Ronan). His father had arrested Sir…...