He married, in 1193, at Roxburgh, Margaret, illegitimate daughter of WILLIAM THE LION, KING OF SCOTLAND, by (----), daughter of Adam DE HYTHUS. While marching from the north to do homage to Louis of France at Dover, he was killed at Barnard Castle, August 1216. His widow was living, 13 November 1218, and probably in 1226. [Complete Peerage XII/2:275-6, (transcribed by Dave Utzinger)]