1186

• January 27 – Constance of Sicily marries Henry (the future Henry VI, Holy Roman Emperor).{{Cite book|url=https://books.google.com/books?id=yTaw3wmnlo8C&q=1186+Constance+of+Sicily&pg=PA121|title=The Social Politics of Medieval Diplomacy: Anglo-German Relations (1066-1307)|last=Huffman|first=Joseph Patrick|publisher=University of Michigan Press|year=2009|isbn=9780472024186|series=Studies in Medieval and Early Modern Civilization|location=Ann Arbor, MI|pages=121|language=en|orig-year=2000}}{{Cite book|url=https://books.google.com/books?id=x3BzmTdQLioC&q=1186+Constance+of+Sicily&pg=PA106|title=Women Rulers Throughout the Ages: An Illustrated Guide|last1=Jackson|first1=Guida M.|last2=Jackson-Laufer|first2=Guida Myrl|publisher=ABC-CLIO|year=1999|isbn=9781576070918|location=Santa Barbara, CA, Denver, CO and Oxford|pages=106|language=en}}{{Cite book|last=Heng|first=Geraldine|date=2014|chapter=An African Saint in Medieval Europe: The Black St Maurice and the Enigma of Racial Sanctity|url=https://www.academia.edu/5633688|title=Saints and Race: Marked Flesh, Holy Flesh, ed. Vincent William Lloyd and Molly Harbour Bassett. Routledge|language=en|pages=24–25|via=Academia.edu|oclc=890090517}}
• John the Chanter becomes Bishop of Exeter.{{Cite book|url=https://books.google.com/books?id=ZN05AQAAMAAJ&q=1186+John+the+Chanter&pg=PA107|title=Report and Transactions - The Devonshire Association for the Advancement of Science, Literature and Art|last=Devonshire Association for the Advancement of Science, Literature and Art|publisher=W. Brendon & Son|year=1877|volume=IX: Kingsbridge, July 1877|location=Plymouth, UK|pages=107|language=en}}{{Cite book|url=https://books.google.com/books?id=Wyk250eKP_wC&q=1186+John+the+Chanter&pg=PA352|title=Gesta Regis Henrici Secundi Benedicti Abbatis. The Chronicle of the Reigns of Henry II and Richard I, AD 1169-1192: Known Commonly Under the Name of Benedict of Peterborough|last=Stubbs|first=William|publisher=Cambridge University Press|year=2012|isbn=9781108048750|series=Cambridge Library Collection|volume=I|location=Cambridge and New York|pages=352|language=la}}
• The Byzantine Empire recognizes the independence of Bulgaria and Serbia.{{Cite book|url=https://books.google.com/books?id=1xXwAgAAQBAJ&q=1186+Bulgaria+and+Serbia&pg=PA322|title=Immigration and Assimilation|last=Gerald|first=Hannibal Gerald Duncan|publisher=D. C. Heath and Company|year=1933|isbn=9781171863298|location=Boston, New York|pages=322|language=en}}{{Cite book|url=https://books.google.com/books?id=ulvwfAG2kWcC&q=1186+Bulgaria+and+Serbia&pg=PA199|title=Europe in the 19th & 20th Centuries|last=Lipson|first=Ephraim|publisher=Allied Publishers|year=1960|isbn=9788170231448|edition=Eighth|location=New Delhi, Mumbai|pages=200|language=en}}
• Joscius becomes Archbishop of Tyre.{{Cite book|url=https://books.google.com/books?id=UyGVDwAAQBAJ&q=1186+Joscius+Tyre&pg=PT183|title=The Conquest of the Holy Land by Ṣalāḥ al-Dīn: A critical edition and translation of the anonymous Libellus de expugnatione Terrae Sanctae per Saladinum|last1=Brewer|first1=Keagan|last2=Kane|first2=James|publisher=Routledge|year=2019|isbn=9781351390699|series=Crusader Texts in Translation|location=London and New York|language=en}}{{Cite journal|last=Edbury|first=Peter W.|date=1978|title=The 'Cartulaire de Manosque': a Grant to the Templars in Latin Syria and a Charter of King Hugh I of Cyprus1|journal=Historical Research|language=en|volume=51|issue=124|pages=174–181|doi=10.1111/j.1468-2281.1978.tb01877.x|issn=1468-2281|quote=Joscius was already arch-bishop of Tyre in October 1186, and he died at an unknown date between October 1200 and May 1202}}
• Jayavarman VII, the king of Cambodia, founds the temple of Ta Prohm.{{Cite book|chapter-url=https://books.google.com/books?id=TVnRBQAAQBAJ&q=1186+Ta+Prohm&pg=PA1491|title=Structural Analysis of Historic Construction: Preserving Safety and Significance, Two Volume Set: Proceedings of the VI International Conference on Structural Analysis of Historic Construction, SAHC08, 2-4 July 2008, Bath, United Kingdom|last=Lakshmipriya|first=T.|publisher=CRC Press|year=2008|isbn=9781439828229|editor-last=D'Ayala|editor-first=Dina|location=Boa Raton, London, New York, Leiden|pages=1491|language=en|chapter=Conservation and Restoration of the Ta Prohm Temple|editor-last2=Fodde|editor-first2=Enrico}}{{Cite journal|last=Schissler|first=Eric J.|date=2009|title=An examination of Khmer prayer inside the Ta Prohm complex and its implications for Angkor management policy|url=http://cardinalscholar.bsu.edu/handle/123456789/193559|journal=CardinalScholar 1.0|pages=4|quote=Khmer King Jayavarman VII ordered the construction of Ta Prohm, which was originally named Rajavihara. According to the temple stele, in C.E. 1186 Jayavarman VII dedicated Ta Prohm in his mother’s honor.}}{{Cite journal|last=Welch|first=David J.|date=March 1989|title=Late Prehistoric and Early Historic Exchange Patterns in the Phimai Region, Thailand|journal=Journal of Southeast Asian Studies|language=en|volume=20|issue=1|pages=11–26|doi=10.1017/S0022463400019810|s2cid=162693851 |issn=1474-0680|quote=The foundation stela at Ta Prohm (AD 1186) recorded the assignment of 3,140 settlements with nearly 80,000 persons to this shrine,}}
• After the death of the child-king Baldwin V, his mother succeeds him as Sibylla of Jerusalem, and appoints her disfavoured husband Guy de Lusignan king consort. This comes as a shock to Jerusalem's court, who had earlier forced the possible future Queen into promising that should she become so, she would not appoint him the title.{{Cite book|url=https://books.google.com/books?id=dkdBDgAAQBAJ&q=1186+Sibylla+Jerusalem|title=The Conquest of Jerusalem and the Third Crusade: Sources in Translation|last=Edbury|first=Peter W.|publisher=Routledge|year=2017|isbn=9781351892421|location=London and New York|language=en}}{{Cite book|url=https://books.google.com/books?id=GajVAAAAQBAJ&q=1186+Sibylla+Jerusalem&pg=PA165|title=The History of the Renaissance World: From the Rediscovery of Aristotle to the Conquest of Constantinople|last=Bauer|first=S. Wise|publisher=W. W. Norton & Company|year=2013|isbn=9780393059762|location=New York and London|pages=165|language=en}}{{Cite journal|last=Stanley|first=Lane-Poole|date=July 1898|title=The Fight That Lost Jerusalem|url=https://www.proquest.com/openview/cd55c7f845ac2fe7/1?pq-origsite=gscholar&cbl=432|journal=The Cornhill Magazine|volume=5|issue=25|pages=64|quote=The child-king, Baldwin V., was dead, and an intrigue had enthroned Sibylla, a daughter of the royal house of Jerusalem, and she had shared her crown with her husband, Guy of Lusignan}}
• The first nunnery is inaugurated in Iceland, the Kirkjubæjar Abbey.{{Cite journal|last1=Riddell|first1=Scott J.|last2=Erlendsson|first2=Egill|last3=Eddudóttir|first3=Sigrún D.|last4=Gísladóttir|first4=Guðrún|last5=Kristjánsdóttir|first5=Steinunn|date=2018-10-10|title=Pollen, Plague & Protestants: The Medieval Monastery of Þingeyrar (Þingeyraklaustur) in Northern Iceland|journal=Environmental Archaeology|volume=27 |issue=2 |pages=193–210|doi=10.1080/14614103.2018.1531191|s2cid=134309892|issn=1461-4103|quote=Kirkjubæjarklaustur (AD 1186–1542)}}{{Cite journal|last1=Júlíusson|first1=Árni Daníel|last2=Lárusdottir|first2=Birna|last3=Lucas|first3=Gavin|last4=Pálsson|first4=Gísli|title=Episcopal Economics|journal=Scandinavian Journal of History|pages=95–120|doi=10.1080/03468755.2019.1625436|issn=0346-8755|quote=The nunnery of Kirkjubæjarklaustur in Southeast Iceland was, according to received scholarship, one of the oldest monasteries in Iceland, established in 1186|year=2020|volume=45|s2cid=214087718}}

• Caliph al-Nasir marries Princess Seljuki. Right after her betrothal to him, he brings her to live with him. He then sends an escort to bring her to Baghdad from Rum, consummates the marriage, and gives her priceless jewels and lavish gifts.

• May 18 – Konstantin of Rostov, Prince of Novgorod (d. 1218){{Cite book|url=https://books.google.com/books?id=mvlEWdKdV0IC&q=1186+Konstantin+of+Rostov&pg=PA24|title=Handbuch deutscher historischen Buchbestände. St.Petersburg-Rußland.|last=Fabian|first=Bernhard|publisher=Georg Olms Verlag|year=2001|isbn=9783487417714|location=Hildesheim, Germany|pages=24|language=de}}
• November 7 – Ögedei Khan, third son and successor of Genghis Khan (d. 1241){{Cite book|url=https://books.google.com/books?id=6QPWXrCCzBIC&q=1186+Ogedei&pg=PA82|title=Transnationalism in Ancient and Medieval Societies: The Role of Cross-Border Trade and Travel|last=Howard|first=Michael C.|publisher=McFarland|year=2012|isbn=9780786490332|location=Jefferson, NC|pages=82|language=en}}{{Cite book|url=https://books.google.com/books?id=xqNsBgAAQBAJ&q=1186+Ogedei&pg=PA401|title=Biographical Dictionary of Chinese Women|last1=Lee|first1=Lily Xiao Hong|last2=Wiles|first2=Sue|publisher=Routledge|year=2014|isbn=9781317515623|volume=II: Tang Through Ming 618 - 1644|location=New York and London|pages=401|language=en}}{{Cite journal|last=Repp|first=Richard C.|date=2003|title=Review of From the 'Terror of the World' to the 'Sick Man of Europe': European Images of Ottoman Empire and Society from the Sixteenth Century to the Nineteenth|journal=Journal of Islamic Studies|volume=14|issue=2|pages=234–236|issn=0955-2340|jstor=26199607|doi=10.1093/jis/14.2.234}}
• date unknown or approximate
• Checheyigen, second daughter of Genghis Khan (d. after 1253)
• Queen Urraca of Portugal, wife of King Afonso II of Portugal (d. 1220){{Cite book|url=https://books.google.com/books?id=hvKDq2j0ulAC&q=1186+Urraca+of+Portugal&pg=PA188|title=Partonopeus de Blois: Romance in the Making|last=Eley|first=Penny|publisher=Boydell & Brewer Ltd|year=2011|isbn=9781843842743|location=Cambridge, UK|pages=188|language=en}}{{Cite book|url=https://books.google.com/books?id=HxyDDwAAQBAJ&q=1186+Urraca+of+Portugal&pg=PA309|title=Medieval Elite Women and the Exercise of Power, 1100--1400: Moving Beyond the Exceptionalist Debate|last=Tanner|first=Heather J.|publisher=Springer|year=2019|isbn=9783030013462|series=The New Medieval Ages|location=Cham, Switzerland|pages=309|language=en}}
• Song Ci, Chinese physician and judge (d. 1249){{Cite journal|last=Asen|first=Daniel|date=2017-06-01|title=Song Ci (1186–1249), "Father of World Legal Medicine": History, Science, and Forensic Culture in Contemporary China|journal=East Asian Science, Technology and Society|language=en|volume=11|issue=2|pages=185–207|doi=10.1215/18752160-3812294|s2cid=152121141|issn=1875-2160|quote=Song Ci (1186–1249) was an official of the Southern Song Dynasty best known for authoring the Collected Writings on the Washing Away of Wrongs (Xiyuan jilu), a work often hailed as the world's first systematic treatise on forensic medicine.}}{{Cite book|url=https://books.google.com/books?id=F5qDqKBsrLwC&q=1186+Song+Ci&pg=PA186|title=History and Development of Traditional Chinese Medicine|last1=Wang|first1=Zhen'guo|last2=Chen|first2=Ping|last3=Xie|first3=Peiping|publisher=IOS Press|year=1999|isbn=9787030065674|series=Advanced TCM Serie|volume=I|location=Beijing, Amsterdam, Tokyo|pages=186|language=en}}{{Cite book|url=https://books.google.com/books?id=nUSJCwAAQBAJ&q=1186+Song+Ci&pg=PA6|title=An Introduction to Crime Scene Investigation|last=Dutelle|first=Aric W.|publisher=Jones & Bartlett Publishers|year=2017|isbn=9781284108149|location=Burlington. MA|pages=6–7|language=en}}
• William III of Sicily (d. 1198){{Cite journal|last=Loud|first=G. A.|date=2009-08-01|title=The Chancery and Charters of the Kings of Sicily (1130–1212)|journal=The English Historical Review|language=en|volume=CXXIV|issue=509|pages=779–810|doi=10.1093/ehr/cep182|issn=0013-8266}}{{Cite book|url=https://books.google.com/books?id=E2CTAgAAQBAJ&q=1186+William+III+of+Sicily&pg=PT1197|title=Medieval Italy: An Encyclopedia|last=Kleinhenz|first=Christopher|publisher=Routledge|year=2004|isbn=9781135948801|location=New York and London|pages=1167|language=en}}

• January 26 – Ismat ad-Din Khatun, wife of Saladin{{Cite book|url=https://books.google.com/books?id=cYqCAgAAQBAJ&q=1186+Ismat+ad-Din+Khatun&pg=PA172|title=Damascus: A History|last=Burns|first=Ross|publisher=Routledge|year=2007|isbn=9781134488506|location=New York and London|pages=172|language=en}}
• May 29 or June 23 or June 24 – Robert of Torigni{{Cite book|url=https://books.google.com/books?id=t4rxT1gKvNYC&q=1186+Robert+of+Torigni&pg=PR15|title=Chronicles of the Reigns of Stephen, Henry II, and Richard I|last=Howlett|first=Richard|publisher=Cambridge University Press|year=2012|isbn=9781108052290|series=Cambridge Library Collection|volume=4|location=Cambridge and New York|pages=xiv – xv|language=la}}{{Cite journal|last=Pohl|first=Benjamin|date=2014|title=Abbas qui et scriptor? The Handwriting of Robert of Torigni and His Scribal Activity as Abbot of Mont-Saint-Michel (1154–1186)|journal=Traditio|language=en|volume=69|pages=45–86|doi=10.1017/S0362152900001914|s2cid=233356606|issn=0362-1529}}{{Cite journal|last=Mathieu|first=Marguerite|date=1966-01-01|title=Le manuscrit 162 d' Avranches ou Robert de Torigni et Robert Guiscard|journal=Sacris Erudiri|volume=17|issue=1|pages=66–70|doi=10.1484/J.SE.2.304799|issn=0771-7776}}
• June 1 – Minamoto no Yukiie, Japanese warlord{{Cite book|url=https://books.google.com/books?id=5GuK7G-1F-MC&q=1186+Minamoto+no+Yukiie&pg=PA203|title=War, Occupation, and Creativity: Japan and East Asia, 1920-1960|last1=Mayo|first1=Marlene J.|last2=Rimer|first2=J. Thomas|last3=Kerkham|first3=H. Eleanor|publisher=University of Hawaii Press|year=2001|isbn=9780824824334|location=Honolulu, HI|pages=203|language=en}}{{Cite book|url=https://books.google.com/books?id=p2QnPijAEmEC&q=1186+Minamoto+no+Yukiie&pg=PA636|title=Japan Encyclopedia|last=Frédéric|first=Louis|publisher=Harvard University Press|year=2002|isbn=9780674017535|location=Cambridge, MA and London|pages=636|language=en}}
• August 19 – Geoffrey II, Duke of Brittany (b. 1158){{Cite book|chapter-url=https://books.google.com/books?id=ZS9rOweF8TIC&q=1186+Geoffrey+II+Brittany&pg=PR9|title=The Charters of Duchess Constance of Brittany and Her Family, 1171-1221|last1=Everard|first1=Judith|last2=Jones|first2=Michael C. E.|publisher=Boydell & Brewer|year=1999|isbn=9780851157511|pages=1|language=en|chapter=Charters of Geoffrey, Duke of Brittany, Earl of Richmond, 1181 - 1186}}{{Cite book|url=https://books.google.com/books?id=rgQl7wOifdgC&q=1186+Geoffrey+II+Brittany&pg=PA139|title=Brittany and the Angevins: Province and Empire 1158–1203|last=Everard|first=J. A.|publisher=Cambridge University Press|year=2004|isbn=9781139426558|location=Cambridge, UK and New York|pages=139|language=en}}
• August – Baldwin V of Jerusalem (b. 1177){{Cite book|url=https://books.google.com/books?id=GajVAAAAQBAJ&q=1186+Baldwin+V+of+Jerusalem&pg=PA160|title=The History of the Renaissance World: From the Rediscovery of Aristotle to the Conquest of Constantinople|last=Bauer|first=S. Wise|publisher=W. W. Norton & Company|year=2013|isbn=9780393059762|location=New York|pages=160|language=en}}{{Cite journal|last=Jacoby|first=Zehava|date=1979-01-01|title=The Tomb of Baldwin V, King of Jerusalem (1185-1186), and the Workshop of the Temple Area|journal=Gesta|volume=18|issue=2|pages=3–14|doi=10.2307/766804|issn=0016-920X|quote=Baldwin V, the seventh of the Latin kings of Jerusalem, died in the autumn of 1186 at the age of eight after a rule of about eighteen months|jstor=766804|s2cid=192568024}}
• September 29 – William of Tyre, Archbishop of Tyre (b. c. 1130){{Cite book|chapter-url=https://books.google.com/books?id=IySQoHdviNkC&q=1186+William+of+Tyre&pg=PA6|title=The Leper King and His Heirs: Baldwin IV and the Crusader Kingdom of Jerusalem|last=Hamilton|first=Bernard|publisher=Cambridge University Press|year=2005|isbn=9780521017473|location=Cambridge, UK and New York|pages=6|language=en|chapter=The Sources for Baldwin IV's Reign|orig-year=2000}}{{Cite book|url=https://books.google.com/books?id=44g6AAAAIAAJ&q=1186+William+of+Tyre&pg=PA22|title=William of Tyre: Historian of the Latin East|last1=Edbury|first1=Peter W.|last2=Rowe|first2=John Gordon|publisher=Cambridge University Press Archive|year=1990|isbn=9780521407281|location=Cambridge, UK and New York|pages=22|language=en|orig-year=1988}}
• December 8 – Berthold IV, Duke of Zähringen (b.c 1125){{Cite book|url=https://books.google.com/books?id=zACqIw3ozxcC&q=1186+Berthold+IV&pg=PA30|title=Chivalry in Twelfth-century Germany: The Works of Hartmann Von Aue|last=Jackson|first=W. H.|publisher=Boydell & Brewer Ltd|year=1994|isbn=9780859914314|series=Arthurian Studies|volume=xxxiv|location=Cambridge, UK|pages=30|language=en}}{{Cite book|url=https://books.google.com/books?id=VkYrDwAAQBAJ&q=1186+Berthold+IV&pg=PT450|title=The Origins of the German Principalities, 1100-1350: Essays by German Historians|last1=Loud|first1=Graham A.|last2=Schenk|first2=Jochen|publisher=Routledge|year=2017|isbn=9781317021995|location=New York and London|language=en}}

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