His daughter was Blanche of Lancaster, who would in 1359 become the first wife of John of Gaunt, and in 1367 the mother of the future King Henry IV of England.
[1] After his murder, which sparked a civil war in Ireland, Maud fled to England with her infant daughter, who was the suo jure Countess of Ulster, and they lived at the court of King Edward III with the royal family.
In 1344, he was appointed Justiciar of Ireland, therefore Maud accompanied him in July of that year to Ireland, where she had another daughter: Maud's husband was an incompetent Justiciar, thoroughly despised by the Irish; under his badly managed administration, the civil war that was waged between the Desmond and de Burgh families was at its height.
He was summoned before Parliament to answer for his misdeeds, and for the incessant quarrels and skirmishes permitted under his government between the Anglo-Norman noblemen.
[2] Following the death of Ralph de Ufford on 9 April 1346 at Kilmainham, Maud once again returned to England.