Sir William Óg de Burgh (died 1270) was an Anglo-Irish noble and soldier who was the ancestor of the Earls of Clanricarde and the Mac William Iochtar (Burkes of County Mayo).

Career

William Óg was the third son of Richard Mor de Burgh, Lord of Connacht. He served with distinction in France with King Henry III (1245) and later in Scotland. He was involved in fierce feudal warfare in Ireland where he killed the Lord of Desmond. He was killed at the Battle of Áth an Chip or Athankip by the Ua Conchobair Kings of Connacht, in 1270.

Family

He was survived by at least one son, Sir William Liath de Burgh (d.1324), Custos or Warden of Ireland (who married Finola Ní Briain). William Óg was the ancestor of the Burke (de Burgh) Earls of Clanricarde and the Mac William Iochtar (Burkes of County Mayo).

Genealogy

Citations