On 13 or 14 October 1212 he died, probably at Hawise’s house of Burstwick in Yorkshire, and was buried in the chapter house at Meaux Abbey, of which nothing remains.
She was imprisoned for eight years by the English, from October 1306 to July 1308 at Burstwick-in-Holderness, Yorkshire and then transferred to Bisham Manor, Berkshire until March 1312.