Maria de Padilla was the mistress of the Peter I, King of Castille. He was deeply in love with her. They had at least one child, a daughter named Isabella. The daughter's name was Isabelle (b.1355; d.1394) and she married Edmund of Langley, 1st Duke of York. Mistress is the feminine form of the word master. ... Pedro of Castile Peter I (August 30, 1334 â March 23, 1369; Spanish: Pedro I), sometimes known as Peter the Cruel or Peter the Lawful was the king of Castile from 1350 to 1369. ... A former kingdom of Spain, Castile comprises the two regions of Old Castile in north-western Spain, and New Castile in the centre of the country. ... Edmund of Langley, 1st Duke of York, (June 5, 1341 - August 1, 1402) was a younger son of King Edward III of England and Philippa of Hainault, the fourth of the five sons of the Royal couple who lived to adulthood. ...
MariadePadilla was the only lady of his harem of whom he never became quite tired.
Pedro's daughters by MariadePadilla, Constance and Isabella, were each married to sons of Edward III, king of England, Constance to John of Gaunt and Isabella to Edmund of Langley.
The Chancellor Lopez de Ayala, the main source for Pedro's reign, was the official chronicler of the Trastámara, a servant of the new rulers and of Pedro's aristocratic adversaries.
JUAN LOPEZ DEPADILLA, insurrectionary leader in the " guerra de las comunidades " in which the commons of Castile made a futile stand against the arbitrary policy of Charles V.
An attempt was first made to establish a national government in the name of the imbecile Joanna, who was then residing at Tordesillas; with this view they took possession of her person, seized upon the treasury books, archives, and seals of the kingdom, and stripped Adrian of his regency.
His wife, Dona Maria Pacheco dePadilla, bravely defended Toledo against the royal troops for six months afterwards, but ultimately was compelled to take refuge in Portugal.