841

841 (DCCCXLI) was a common year starting on Saturday of the Julian calendar, the 841st year of the Common Era (CE) and Anno Domini (AD) designations, the 841st year of the 1st millennium, the 41st year of the 9th century, and the 2nd year of the 840s decade. As of the start of 841, the Gregorian calendar was 4 days ahead of the Julian calendar, which was the dominant calendar of the time.

Millennium:	1st millennium
Centuries:	8th century – 9th century – 10th century
Decades:	810s  820s  830s  – 840s –  850s  860s  870s
Years:	838 839 840 – 841 – 842 843 844

841 in other calendars

Gregorian calendar	841 DCCCXLI
Ab urbe condita	1594
Armenian calendar	290 ԹՎ ՄՂ
Assyrian calendar	5591
Balinese saka calendar	762–763
Bengali calendar	248
Berber calendar	1791
Buddhist calendar	1385
Burmese calendar	203
Byzantine calendar	6349–6350
Chinese calendar	庚申年 (Metal Monkey) 3537 or 3477     — to — 辛酉年 (Metal Rooster) 3538 or 3478
Coptic calendar	557–558
Discordian calendar	2007
Ethiopian calendar	833–834
Hebrew calendar	4601–4602
Hindu calendars
- Vikram Samvat	897–898
- Shaka Samvat	762–763
- Kali Yuga	3941–3942
Holocene calendar	10841
Iranian calendar	219–220
Islamic calendar	226–227
Japanese calendar	Jōwa 8 (承和８年)
Javanese calendar	738–739
Julian calendar	841 DCCCXLI
Korean calendar	3174
Minguo calendar	1071 before ROC 民前1071年
Nanakshahi calendar	−627
Seleucid era	1152/1153 AG
Thai solar calendar	1383–1384
Tibetan calendar	阳金猴年 (male Iron-Monkey) 967 or 586 or −186     — to — 阴金鸡年 (female Iron-Rooster) 968 or 587 or −185

Events

• June 25: Battle of Fontenay – Louis the German and Charles the Bald defeat Lothar.
• Battle at Magh-Ochtar in Kildare, Ireland, at which Feidlimid mac Cremthanin is defeated by the Southern Uí Neill.