(d. 1259) Hassan III, ruler of the Nizari Ismaili State (d. 1221) Ibn 'Adlan, Ayyubid cryptologist and poet (d. 1268) Koga Michiteru, Japanese nobleman and poet (d. 1248) Liu Kezhuang, Chinese poet and literary critic (d. 1269) Peter I (Mauclerc), duke and regent of Brittany (d. 1250) Vladimir IV (Rurikovich), Kievan Grand Prince (d. 1239) Deaths February 18 – Gilbert Foliot, bishop of London (b. 1110) March 18 – Bogusław I, duke of Pomerania (b. 1130) May 1 – Roger de Moulins, French Grand Master May 6 – Ruben III (or Roupen), Armenian ruler (b. 1145) July 4 – Raynald of Châtillon, prince of Antioch (b. 1125) October 1 – Yaroslav Osmomysl, Galician prince (b. 1135) October 20 – Urban III, pope of the Catholic Church (b. 1120) November 9 – Gao Zong, Chinese emperor (b. 1107) November 10 – Guðrøðr Óláfsson, Norse king of Dublin November 30 – Fujiwara no Hidehira, Japanese nobleman December 17 – Gregory VIII, pope of the Catholic Church Abu-l-Hasan Ali ibn Ruburtayr, Catalan mercenary general Alexios Branas, Byzantine nobleman and usurper Clarembald of Arras, French theologian and writer Gerard of Cremona, Italian translator and writer (b. 1114) Guecellone II, Italian nobleman (House of Da Camino) Raymond III, crusader and count of Tripoli (b. 1140) Robert of St. Albans, English nobleman and knight Rodrigo Álvarez, Galician nobleman and crusader References