Maud, due to her young age, became the ward of Edward I's queen Eleanor. Her marriage in 1291 was granted to the king's brother, Edmund, Earl of Lancaster, who gave Maud in marriage to his son Henry of Lancaster and it was on this day in 1296/7 that the pair were married.
Maud gave birth to seven children. Her eldest was her son Henry of Grosmont, whose daughter Blanche would become the first wife of John of Gaunt. Their sixth child their daughter Eleanor was my 20x great grandmother via her marriage to Richard Fitzalan.