834
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{{About year|834}}
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File:Le bateau viking dOseberg (4836398163).jpg (Viking Ship Museum)]]
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Year 834 (DCCCXXXIV) was a common year starting on Thursday of the Julian calendar.
Events
= By place =
== Europe ==
- March 1 – Emperor Louis the Pious is restored{{cite book |last1=Stammerer |first1=Notker the |title=Two Lives of Charlemagne |date=5 September 2013 |publisher=Penguin UK |isbn=978-0-14-139410-7 |url=https://books.google.com/books?id=EYY3AAAAQBAJ |access-date=5 February 2024 |language=en}} as sole ruler of the Frankish Empire. After his re-accession to the throne, his eldest son Lothair I flees to Burgundy.
- Danish Vikings raid the trading settlement of Dorestad (present-day Wijk bij Duurstede), located in the southeast of the province of Utrecht (modern Netherlands).
- Summer – The Viking ship of Oseberg near Tønsberg (modern Norway) is buried in a mound, during the Viking Age (approximate date).
- The first mention is made of the Jona River ('the cold one') in Switzerland (approximate date).
== Britain ==
= By topic =
== Religion ==
- July 20 – Ansegisus, Frankish abbot and advisor of former emperor Charlemagne, dies at Fontenelle Abbey in Normandy (or 833).
Births
- Aud the Deep-Minded, Icelandic queen
- Euthymius I, Ecumenical Patriarch of Constantinople (d. 917)
- Lady Shuiqiu, wife of Qian Kuan (d. 901)
- Mo Xuanqing, Chinese scholar
- Pi Rixiu, Chinese poet (approximate date)
- Robert, Frankish nobleman (d. 866)
- Tan Quanbo, Chinese warlord (d. 918)
Deaths
- July 20 or 833 – Ansegisus, Frankish abbot
- Adelchis I, duke of Spoleto (Italy)
- Cellach mac Brain, king of Leinster (Ireland)
- Fridugisus, Anglo-Saxon abbot (approximate date)
- Gaucelm, Frankish nobleman
- Nasr ibn 'Abdallah, Muslim governor
- Odo I, Frankish nobleman
- Óengus II, king of the Picts
- Robert III, Frankish nobleman (b. 800)
- Wang Chengyuan, Chinese general (b. 801)
- Wang Tingcou, general of the Tang dynasty
- William, Frankish nobleman