1115

1115 in various calendars
Gregorian calendar	1115; MCXV
Ab urbe condita	1868
Armenian calendar	564; ԹՎ ՇԿԴ
Assyrian calendar	5865
Balinese saka calendar	1036–1037
Bengali calendar	522
Berber calendar	2065
English Regnal year	15 Hen. 1 – 16 Hen. 1
Buddhist calendar	1659
Burmese calendar	477
Byzantine calendar	6623–6624
Chinese calendar	甲午年 (Wood Horse); 3812 or 3605; — to —; 乙未年 (Wood Goat); 3813 or 3606
Coptic calendar	831–832
Discordian calendar	2281
Ethiopian calendar	1107–1108
Hebrew calendar	4875–4876
Hindu calendars
- Vikram Samvat	1171–1172
- Shaka Samvat	1036–1037
- Kali Yuga	4215–4216
Holocene calendar	11115
Igbo calendar	115–116
Iranian calendar	493–494
Islamic calendar	508–509
Japanese calendar	Eikyū 3; (永久３年)
Javanese calendar	1020–1021
Julian calendar	1115; MCXV
Korean calendar	3448
Minguo calendar	797 before ROC; 民前797年
Nanakshahi calendar	−353
Seleucid era	1426/1427 AG
Thai solar calendar	1657–1658
Tibetan calendar	阳木马年; (male Wood-Horse); 1241 or 860 or 88; — to —; 阴木羊年; (female Wood-Goat); 1242 or 861 or 89

Millennium:	2nd millennium
Centuries:	11th century; 12th century ; 13th century;
Decades:	1090s; 1100s; 1110s ; 1120s; 1130s;
Years:	1112; 1113; 1114; 1115 ; 1116; 1117; 1118;

Year 1115 (MCXV) was a common year starting on Friday (link will display the full calendar) of the Julian calendar.

Events

September 14 – Battle of Sarmin: The Crusaders, under Prince Roger of Salerno, surprise and rout the Seljuk Turkish army (some 8,000 men), led by Emir Bursuq ibn Bursuq, at Sarmin (modern Syria). Bursuq barely avoids capture, and escapes with a few hundred horsemen. Roger reoccupies the fortress of Kafartab, and consolidates his territory around Antioch.^[1]
The Crusader castle of Montreal (located in Jordan) is commissioned by King Baldwin I of Jerusalem, during an expedition against the Seljuk Turks.

February 11 – Battle of Welfesholz: Duke Lothair of Supplinburg joins the rebellious Saxon forces, and defeats the German Imperial Army of Emperor Henry V at Welfesholz, in Saxony-Anhalt (modern Germany).^[2]
July 24 – Matilda, margravine of Tuscany, dies at Bondeno. During her reign she waged an intermittent war with Emperor Henry IV over the inheritance rights of her fiefs in Lombardy and Tuscany.

The Jin Dynasty (or Great Jin) is created by the Jurchen tribal chieftain Taizu (or Aguda). He establishes a dual-administration system: a Chinese-style bureaucracy to rule over northern and northeast China.
The 19-year-old Minamoto no Tameyoshi, Japanese nobleman and samurai, gains recognition by suppressing a riot against Emperor Toba at a monastery near Kyoto (approximate date).

The Mixtec ruler Eight Deer Jaguar Claw (or 8 Deer) is defeated in battle and sacrificed by a coalition of city-states, led by his brother-in law 4 Wind, at Tilantongo in the Mixteca Alta region (modern Mexico).^[3]

Arnulf of Chocques is accused of sexual relations with a Muslim woman. He is briefly removed from his position as patriarch of Jerusalem.
Peter Abelard, French scholastic philosopher, becomes master of the cathedral school of Notre-Dame and meets Héloïse d'Argenteuil.
Clairvaux Abbey is founded by Bernard, French abbot and a major leader in the reform of Benedictine monasticism, in France.
Hugh of Saint Victor, French theologian and writer, joins the Victorines (at the Augustinian Abbey of St. Victor) in Paris.

^ Steven Runciman (1952). A History of The Crusades. Vol II: The Kingdom of Jerusalem, pp. 106–107. ISBN 978-0-241-29876-3.
^ Comyn, Robert (1851). History of the Western Empire from its Restoration by Charlemagne to the Accession of Charles V, p. 181.
^ Pohl, John M.D. (2002). The Legend of Lord Eight Deer: An Epic of Ancient Mexico. Oxford; New York: Oxford University Press. ISBN 978-0-19-514019-4. OCLC 47054677.
^ Vanderputten, Steven (2013). Reform, Conflict, and the Shaping of Corporate Identities: Collected Studies on Benedictine Monasticism, 1050 - 1150. LIT Verlag Münster. p. 69. ISBN 978-3-643-90429-4. Retrieved May 22, 2024.
^ "Matilda of Canossa | countess of Tuscany". Encyclopedia Britannica. Retrieved March 18, 2019.
^ Nicolini, Ugolino. "BONFIGLIO, santo". Treccani. Dizionario Biografico degli Italiani - Volume 12 (1971). Retrieved March 8, 2023.

Gregorian calendar	1115 MCXV
Ab urbe condita	1868
Armenian calendar	564 ԹՎ ՇԿԴ
Assyrian calendar	5865
Balinese saka calendar	1036–1037
Bengali calendar	522
Berber calendar	2065
English Regnal year	15 Hen. 1 – 16 Hen. 1
Buddhist calendar	1659
Burmese calendar	477
Byzantine calendar	6623–6624
Chinese calendar	甲午年 (Wood Horse) 3812 or 3605 — to — 乙未年 (Wood Goat) 3813 or 3606
Coptic calendar	831–832
Discordian calendar	2281
Ethiopian calendar	1107–1108
Hebrew calendar	4875–4876
Hindu calendars
- Vikram Samvat	1171–1172
- Shaka Samvat	1036–1037
- Kali Yuga	4215–4216
Holocene calendar	11115
Igbo calendar	115–116
Iranian calendar	493–494
Islamic calendar	508–509
Japanese calendar	Eikyū 3 (永久３年)
Javanese calendar	1020–1021
Julian calendar	1115 MCXV
Korean calendar	3448
Minguo calendar	797 before ROC 民前797年
Nanakshahi calendar	−353
Seleucid era	1426/1427 AG
Thai solar calendar	1657–1658
Tibetan calendar	阳木马年 (male Wood-Horse) 1241 or 860 or 88 — to — 阴木羊年 (female Wood-Goat) 1242 or 861 or 89