[2] She had few companions of her own age so the king sent one of his men into Windsor Great Park to capture a roe deer for his daughter to play with.

By the king's command, a report of her condition was sent to him by a special messenger during his expedition to France and when he heard of her convalescence he ordered that a "silver image made after the likeness of a woman" should be placed in Westminster Abbey as a votive offering, and the bearer of the news was given "a good robe".

After her death, chronicler Matthew Paris described her as "the most beautiful girl, but mute and useless", which has raised the question of whether she had a disability throughout her life.

[1][4] Katherine was buried in the ambulatory in Westminster Abbey, in the space between the chapels of King Edward and St. Benet, close to the tomb of her uncle William de Valence.

[5] The Hermit of Charing was paid fifty shillings a year as long as he lived, that he might support a chaplain to pray daily at the Chapel of the Hermitage for the soul of Katherine; this was "a common aspect of Henry's commemoration of his deceased relatives".