1109

Millennium:	2nd millennium
Centuries:	11th century 12th century 13th century
Decades:	1080s 1090s 1100s 1110s 1120s
Years:	1106 1107 1108 1109 1110 1111 1112

1109 in various calendars

Gregorian calendar	1109 MCIX
Ab urbe condita	1862
Armenian calendar	558 ԹՎ ՇԾԸ
Assyrian calendar	5859
Balinese saka calendar	1030–1031
Bengali calendar	516
Berber calendar	2059
English Regnal year	9 Hen. 1 – 10 Hen. 1
Buddhist calendar	1653
Burmese calendar	471
Byzantine calendar	6617–6618
Chinese calendar	戊子年 (Earth Rat) 3806 or 3599     — to — 己丑年 (Earth Ox) 3807 or 3600
Coptic calendar	825–826
Discordian calendar	2275
Ethiopian calendar	1101–1102
Hebrew calendar	4869–4870
Hindu calendars
- Vikram Samvat	1165–1166
- Shaka Samvat	1030–1031
- Kali Yuga	4209–4210
Holocene calendar	11109
Igbo calendar	109–110
Iranian calendar	487–488
Islamic calendar	502–503
Japanese calendar	Tennin 2 (天仁２年)
Javanese calendar	1014–1015
Julian calendar	1109 MCIX
Korean calendar	3442
Minguo calendar	803 before ROC 民前803年
Nanakshahi calendar	−359
Seleucid era	1420/1421 AG
Thai solar calendar	1651–1652
Tibetan calendar	阳土鼠年 (male Earth-Rat) 1235 or 854 or 82     — to — 阴土牛年 (female Earth-Ox) 1236 or 855 or 83

Fakhr al-Mulk, qadi of Tripoli, submits to Bertrand of Toulouse (middle) at the Siege of Tripoli.

Year 1109 (MCIX) was a common year starting on Friday (link will display the full calendar) of the Julian calendar.

Events

By place

Levant

• July 12 – Siege of Tripoli: After a 7-year siege (supported by the Genoese fleet), Tripoli falls to the Crusaders. Fakhr al-Mulk ibn Ammar, qadi of Tripoli, submits to Bertrand of Toulouse (the eldest son of Raymond IV). He establishes the County of Tripoli, the fourth Crusader state in the Middle East. Raymond's nephew William II Jordan dies of an arrow wound sustained during the siege, leaving Bertrand as its sole ruler.

Europe

• Summer – Almoravid emir Ali ibn Yusuf organizes a public ritual of penance (auto-da-fé) of the works of Al-Ghazali, in front of the Great Mosque of Cordoba.
• July 1 – Urraca of León becomes queen of León, Castile and Galicia after the death of her father, King Alfonso VI, making her the first European queen regnant. She marries Alfonso I.
• August 10 – Battle of Nakło: Bolesław III leads an expedition into Pomerania. He besieges the castle of Nakło and defeats a Pomeranian relief force.
• August 24
  • Siege of Głogów: German forces led by King Henry V besiege Głogów. He is forced to abandon the siege – due to attacks of Polish guerilla warriors.
  • Battle of Hundsfeld: Bolesław III defeats the imperial forces under Henry V at Hundsfeld. The Germans are ambushed by the Polish forces.
• The Almoravid army, led by Ali ibn Yusuf, fails to reconquer Toledo (lost in 1085).

By topic

Education

• Anselm of Laon, French monk and theologian, becomes chancellor of the cathedral at Laon (approximate date).

Births

• July 25 – Afonso I, king of Portugal (d. 1185)
• September 7 – Gongye, Korean queen (d. 1183)
• October 29 – Injong of Goryeo, Korean king (d. 1146)
• Abu'l-Hasan al-Hasan ibn Ali, Zirid emir (d. 1171)
• Al-Rashid, caliph of the Abbasid Caliphate (d. 1138)
• Béla II, king of Hungary and Croatia (d. 1141)
• Bertrand de Blanchefort, French Grand Master (d. 1169)
• William d'Aubigny, 1st Earl of Arundel (d. 1176)

Deaths

• January 26 – Alberic of Cîteaux, French abbot
• April 14 – Fulk IV, count of Anjou (b. 1043)
• April 21 – Anselm, archbishop of Canterbury (b. 1033)
• April 28 – Hugh the Great, abbot of Cluny (b. 1024)
• May 12 – Dominic de la Calzada, Spanish priest (b. 1019)
• July 1 – Alfonso VI, king of León and Castile
• September 21 – Svatopluk, duke of Bohemia
• November 16 – Ingulf, Norman Benedictine abbot
• Eupraxia of Kiev, Holy Roman Empress
• Ngok Loden Sherab, Tibetan Buddhist monk (b. 1059)
• William II, count of Cerdagne and Tripoli