1155

1155 (MCLV) was a common year starting on Saturday of the Julian calendar, the 1155th year of the Common Era (CE) and Anno Domini (AD) designations, the 155th year of the 2nd millennium, the 55th year of the 12th century, and the 6th year of the 1150s decade. As of the start of 1155, the Gregorian calendar was 7 days ahead of the Julian calendar, which was the dominant calendar of the time.

Millennium:	2nd millennium
Centuries:	11th century – 12th century – 13th century
Decades:	1120s  1130s  1140s  – 1150s –  1160s  1170s  1180s
Years:	1152 1153 1154 – 1155 – 1156 1157 1158

1155 in other calendars

Gregorian calendar	1155 MCLV
Ab urbe condita	1908
Armenian calendar	604 ԹՎ ՈԴ
Assyrian calendar	5905
Balinese saka calendar	1076–1077
Bengali calendar	562
Berber calendar	2105
English Regnal year	1 Hen. 2 – 2 Hen. 2
Buddhist calendar	1699
Burmese calendar	517
Byzantine calendar	6663–6664
Chinese calendar	甲戌年 (Wood Dog) 3851 or 3791     — to — 乙亥年 (Wood Pig) 3852 or 3792
Coptic calendar	871–872
Discordian calendar	2321
Ethiopian calendar	1147–1148
Hebrew calendar	4915–4916
Hindu calendars
- Vikram Samvat	1211–1212
- Shaka Samvat	1076–1077
- Kali Yuga	4255–4256
Holocene calendar	11155
Igbo calendar	155–156
Iranian calendar	533–534
Islamic calendar	549–550
Japanese calendar	Kyūju 2 (久寿２年)
Javanese calendar	1061–1062
Julian calendar	1155 MCLV
Korean calendar	3488
Minguo calendar	757 before ROC 民前757年
Nanakshahi calendar	−313
Seleucid era	1466/1467 AG
Thai solar calendar	1697–1698
Tibetan calendar	阳木狗年 (male Wood-Dog) 1281 or 900 or 128     — to — 阴木猪年 (female Wood-Pig) 1282 or 901 or 129

Births

• February 28 – Henry the Young King, son of Henry II of England (died 1183)
• May 17 – Jien, Japanese poet and historian (died 1225)
• November 11 – King Alfonso VIII of Castile (died 1214)
• Saito Musashibo Benkei, Japanese fighting monk
• Kamo no Chomei, Japanese writer (died 1216)
• Shahab-ud-din Suhrawardi, a Sufi saint and mystic of Islam.