830

830 in various calendars
Gregorian calendar	830; DCCCXXX
Ab urbe condita	1583
Armenian calendar	279; ԹՎ ՄՀԹ
Assyrian calendar	5580
Balinese saka calendar	751–752
Bengali calendar	237
Berber calendar	1780
Buddhist calendar	1374
Burmese calendar	192
Byzantine calendar	6338–6339
Chinese calendar	己酉年 (Earth Rooster); 3526 or 3466; — to —; 庚戌年 (Metal Dog); 3527 or 3467
Coptic calendar	546–547
Discordian calendar	1996
Ethiopian calendar	822–823
Hebrew calendar	4590–4591
Hindu calendars
- Vikram Samvat	886–887
- Shaka Samvat	751–752
- Kali Yuga	3930–3931
Holocene calendar	10830
Iranian calendar	208–209
Islamic calendar	214–215
Japanese calendar	Tenchō 7; (天長７年)
Javanese calendar	726–727
Julian calendar	830; DCCCXXX
Korean calendar	3163
Minguo calendar	1082 before ROC; 民前1082年
Nanakshahi calendar	−638
Seleucid era	1141/1142 AG
Thai solar calendar	1372–1373
Tibetan calendar	阴土鸡年; (female Earth-Rooster); 956 or 575 or −197; — to —; 阳金狗年; (male Iron-Dog); 957 or 576 or −196

Millennium:	1st millennium
Centuries:	8th century; 9th century ; 10th century;
Decades:	810s; 820s; 830s; 840s; 850s;
Years:	827; 828; 829; 830; 831; 832; 833;

Theophilos chooses Theodora as his wife

Year 830 (DCCCXXX) was a common year starting on Saturday (link will display the full calendar) of the Julian calendar.

Events[]

King Wiglaf of Mercia regains control from Wessex, and returns to the throne.^[1]

June 5 – Emperor Theophilos, 16, marries the Armenian noblewoman Theodora, in the Hagia Sophia at Constantinople. He chooses her during a representation of a bride-show; she becomes empress (Augusta) of the Byzantine Empire.
Byzantine–Arab War: Muslim reinforcements from Ifriqiya and Al-Andalus (modern Spain) defeat Byzantine forces under Theodotus in Sicily, but a plague once again compels them to retreat to Mazara del Vallo, and evacuate to North Africa.

Emperor Louis the Pious returns from a campaign in Brittany, and is captured by his son Pepin I, king of Aquitaine. He is put under house arrest at Compiegne, and his wife Judith is incarcerated at Poitiers.

The Ad-dimnah Hospital (bimaristan) is created in Kairouan (modern Tunisia), by the Aghlabid emir Ziyadat Allah I.^[2]

Nennius, Welsh abbot of Bangor Fawr, compiles the Historia Brittonum. He is also known for the Historia's list of the 12 battles of King Arthur (approximate date).
Hirsau Abbey (modern Germany) is founded by the Rhenish Franconian count Erlafried of Calw (approximate date).
Ansgar, a Frankish missionary, visits the trade city Birka, located at Lake Mälaren in Sweden (approximate date).

^ Swanton, Anglo-Saxon Chronicle, pp. 62–63.
^ "Al-Qayrawan hospital, Tunisia in 830". Archived from the original on April 25, 2012. Retrieved November 8, 2011.

Gregorian calendar	830 DCCCXXX
Ab urbe condita	1583
Armenian calendar	279 ԹՎ ՄՀԹ
Assyrian calendar	5580
Balinese saka calendar	751–752
Bengali calendar	237
Berber calendar	1780
Buddhist calendar	1374
Burmese calendar	192
Byzantine calendar	6338–6339
Chinese calendar	己酉年 (Earth Rooster) 3526 or 3466 — to — 庚戌年 (Metal Dog) 3527 or 3467
Coptic calendar	546–547
Discordian calendar	1996
Ethiopian calendar	822–823
Hebrew calendar	4590–4591
Hindu calendars
- Vikram Samvat	886–887
- Shaka Samvat	751–752
- Kali Yuga	3930–3931
Holocene calendar	10830
Iranian calendar	208–209
Islamic calendar	214–215
Japanese calendar	Tenchō 7 (天長７年)
Javanese calendar	726–727
Julian calendar	830 DCCCXXX
Korean calendar	3163
Minguo calendar	1082 before ROC 民前1082年
Nanakshahi calendar	−638
Seleucid era	1141/1142 AG
Thai solar calendar	1372–1373
Tibetan calendar	阴土鸡年 (female Earth-Rooster) 956 or 575 or −197 — to — 阳金狗年 (male Iron-Dog) 957 or 576 or −196

Millennium:	1st millennium
Centuries:	8th century 9th century 10th century
Decades:	810s 820s 830s 840s 850s
Years:	827 828 829 830 831 832 833

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