Langton was the son of Robert de Gray of Rotherfield Greys, who was the brother of Walter de Gray, Archbishop of York.[1] Langton held the prebend of Strensall by 24 June 1245.[2] He was named Archdeacon of York by 21 September 1249.[3] By 23 April 1255 he was the rector of Great Mitton, West Riding, Yorkshire, and was named Dean of York by 16 March 1262.[4] On 12 March 1265, he was elected to fill the role of Archbishopric of York, however his election was quashed in November 1265 by the pope.[5] He continued to hold office as Dean and was elected Bishop of Carlisle on 13 December 1278 but refused the office.[6]
Langton died on 15 July 1279 and was buried in the south transept of York Minster.[4]
Cokayne, George E. (1982). The Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, Extant, Extinct, or Dormant. Vol. VI (Microprint ed.). Gloucester, UK: A. Sutton. ISBN0-904387-82-8.
Fryde, E. B.; Greenway, D. E.; Porter, S.; Roy, I. (1996). Handbook of British Chronology (Third revised ed.). Cambridge, UK: Cambridge University Press. ISBN0-521-56350-X.
Greenway, Diana E. (1971). "Carlisle: Bishops". Fasti Ecclesiae Anglicanae 1066–1300. Vol. 2: Monastic Cathedrals (Northern and Southern Provinces). Institute of Historical Research. Retrieved 20 October 2007.
Greenway, Diana E. (1999). "Archdeacons: York". Fasti Ecclesiae Anglicanae 1066–1300. Vol. 6: York. Institute of Historical Research. Retrieved 22 September 2007.
Greenway, Diana E. (1999). "Deans". Fasti Ecclesiae Anglicanae 1066–1300. Vol. 6: York. Institute of Historical Research. Retrieved 22 September 2007.
Greenway, Diana E. (1999). "Prebenderies: Strensall". Fasti Ecclesiae Anglicanae 1066–1300. Vol. 6: York. Institute of Historical Research. Retrieved 22 September 2007.