1109

1109 (MCIX) was a common year starting on Friday of the Julian calendar, the 1109th year of the Common Era (CE) and Anno Domini (AD) designations, the 109th year of the 2nd millennium, the 9th year of the 12th century, and the 10th and last year of the 1100s decade. As of the start of 1109, 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:	1070s  1080s  1090s  – 1100s –  1110s  1120s  1130s
Years:	1106 1107 1108 – 1109 – 1110 1111 1112

1109 in other 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) 3805 or 3745     — to — 己丑年 (Earth Ox) 3806 or 3746
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

Births

• King Afonso I of Portugal (died 1185; birthdate disputed)

Deaths

• Anselm of Canterbury, Archbishop of Canterbury