Earl of Desmond was a title in the peerage of Ireland created four times. When the powerful Earl of Desmond took arms against Queen Elizabeth Tudor, around 1578, along with the King of Spain and the Pope, he was confiscated from his estates, some 574 628 acres of land. Since 1640 the title has been held by the Feilding family as a secondary title of the Earl of Denbigh.
The FitzGerald dynasty is a noble and aristocratic dynasty of Cambro-Norman and Anglo-Norman origin. They have been peers of Ireland since at least the 13th century, and are described in the Annals of the Four Masters as having become "more Irish than the Irish themselves" or Gaels, due to assimilation with the native Gaelic aristocratic and popular culture. The dynasty has also been referred to as the Geraldines and Ireland's largest landowners. They achieved power through the conquest of large swathes of Irish territory by the sons and grandsons of Gerald de Windsor. Gerald de Windsor was the first Castellan of Pembroke Castle in Wales, and became the male progenitor of the FitzMaurice and FitzGerald Dynasty. His father, Baron Walter FitzOther, was the first Constable and Governor of Windsor Castle for William the Conqueror, and was the Lord of 38 manors in England, making the FitzGeralds one of the "service families" on whom the King relied for his survival.
Gerald FitzMaurice FitzGerald (1335–1398), also known by the Irish Gaelic Gearóid Iarla, was the 3rd Earl of Desmond, in southwestern Ireland, under the first creation of that title, and a member of the Hiberno-Norman dynasty of the FitzGerald, or Geraldines. He was the son of Maurice FitzGerald, 1st Earl of Desmond, by his third wife Aveline (Eleanor), daughter of Nicholas FitzMaurice, 3rd Lord of Kerry. He was half-brother to Maurice FitzGerald, 2nd Earl of Desmond.
Maurice FitzThomas FitzGerald, 1st Earl of Desmond in Dublin Castle, Dublin, Ireland was an Irish nobleman in the Peerage of Ireland, Captain of Desmond Castle in Kinsale, so-called ruler of Munster, and for a short time Lord Justice of Ireland. Called "Maurice the Great", he led a rebellion against the Crown, but he was ultimately restored to favour.
Gerald FitzMaurice FitzGerald, 5th Earl of Kildare was an Irish peer. Gerald was the son of Maurice FitzGerald, 4th Earl of Kildare and Elizabeth Burghersh.
Thomas FitzJohn FitzGerald, 7th Earl of Kildare, was an Irish peer and statesman of the fifteenth century who held the office of Lord Chancellor of Ireland.
Maurice FitzMaurice FitzGerald, 2nd Earl of Desmond was the son of Maurice FitzGerald, 1st Earl of Desmond, and his first wife, Catherine de Burgh.
Margaret Butler, Countess of Ormond, Countess of Ossory was an Irish noblewoman and a member of the powerful and celebrated FitzGerald dynasty also known as "The Geraldines". She married Piers Butler, 8th Earl of Ormond, by whom she had three sons and six daughters.
Thomas FitzJames FitzGerald, 7th Earl of Desmond, called 'Thomas of Drogheda', and also known as the Great Earl, was the son of James FitzGerald, 6th Earl of Desmond and Mary de Burgh. He was Lord Deputy of Ireland under the Lieutenancy of Duke of Clarence from 1463 to his death, and in 1464 founded the College of Youghal. His plan to found a University at Drogheda failed due to his judicial assassination.
John FitzThomas, 1st Baron Desmond was the son of Thomas Fitzmaurice, Lord OConnello by his wife Ellinor, daughter of Jordan de Marisco, and sister of Geoffrey de Marisco, who was appointed justiciar of Ireland in 1215. He was the grandson of Maurice FitzGerald, Lord of Lanstephan.
James fitz John FitzGerald, 13th Earl of Desmond, also counted as the 14th, ruled 22 years, the first 4 years as de facto earl until the death of James FitzGerald, de jure 12th Earl of Desmond, called court page, who was murdered by James fitz John's brother Totane. James Fitz John maintained himself in power by skilful diplomacy avoiding armed conflict and destruction. He was appointed Lord Treasurer of Ireland in 1547.
James fitz Thomas FitzGerald, called the Súgán Earl, was a pretender to the Earldom of Desmond who made his claim and led a rebellion after the last earl, Gerald FitzGerald, 14th Earl of Desmond had been killed in 1583. The pretended earl derived his claim from being the eldest grandson of James FitzGerald, 13th Earl of Desmond. However, the marriage of his paternal grandparents had been annulled for consanguinity as his paternal grandmother was the 13th Earl's grandniece.
Thomas FitzGerald, 5th Earl of Desmond, was the only son of John FitzGerald, 4th Earl of Desmond. Upon John's death in 1399, Thomas succeeded to the earldom of Desmond, which lay in Munster, in the southwest of Ireland.
Thomas Fitzmaurice FitzGerald, 2nd Baron of Desmond, was the son of Maurice FitzJohn FitzGerald and grandson of John FitzThomas FitzGerald from whom he inherited the title.
James FitzGerald, 8th Earl of Desmond (1459–1487) was the son of Thomas FitzGerald, 7th Earl of Desmond and his wife, Ellice de Barry, daughter of William Barry, 8th Baron Barry, and Ellen de la Roche.
Maurice FitzGerald, 9th Earl of Desmond was the brother of James FitzGerald, 8th Earl of Desmond.
James fitz Maurice FitzGerald, 10th Earl of Desmond, also counted as the 11th, plotted against King Henry VIII with King Francis I of France in 1523 and with Emperor Charles V in 1528 and 1529.
Thomas FitzGerald, 11th Earl of Desmond was the uncle of James FitzGerald, 10th Earl of Desmond.
James fitz Maurice FitzGerald, de jure 12th Earl of Desmond, also counted 13th, was called Court Page as he grew up as a hostage for his grandfather Thomas FitzGerald, 11th Earl of Desmond, the Bald, at the court of Henry VIII. He should have succeeded this grandfather in 1534, but John FitzGerald, de facto 12th Earl of Desmond usurped the earldom and was followed in 1536 by his son James, fitz John. In 1539 the lord deputy of Ireland, Leonard Grey seized some Desmond land in southern County Cork and handed it to Court Page, who came to Ireland to claim his rights but was killed by Maurice fitz John FitzGerald, called Totane. He was succeeded by James fitz John, now rightful 13th earl.
Cormac Oge Laidir MacCarthy, 10th Lord of Muskerry (1447–1536) was an Irish chieftain, styled Lord of Muskerry. In 1520 he defeated James FitzGerald, 10th Earl of Desmond in the battle of Mourne Abbey.
