Ruler · 810 – 848

Æthelred II of Northumbria

Lived 810 – 848; monarch. King of Northumbria of Kingdom of Northumbria, 854 – 862.

Wikidata's English label: Æthelred II.

For the full story, the article on Wikipedia (CC BY-SA 4.0); this page holds what the record says of the reign.

Lived: 810 – 848; 38 years
In office: 8 years; one reign
Lines: 1; Kingdom of Northumbria
Left it: dates disagree; read off the dates alone

King of Northumbria

Kingdom of Northumbria · the 28th of 40 dated reigns · 655 – 954

24 before

Rædwulf of Northumbria844

Ælfwald II of Northumbria844 – 848

Osberht of Northumbria850 – 860

Æthelred II of Northumbria854 – 862

Ælla of Northumbria860 – 867

Ecgberht I of Northumbria867 – 872

Ricsige of Northumbria872 – 876

9 after

killed, executed or dead in battledeposed, abdicated, exiled or removeddied in officeleft alive by a regular roadending not on recorda second row: a reign that began before the last had ended — rival claimants, or a shared thronethis entry

Reigned 854 – 862 · 8 years · came to it aged 44

Left it: dates disagreeread off the dates alone: the term ends in 862, after the death recorded in 848

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Æthelred II of Northumbria in the atlas: the article, every line they sat in, and the map in their years.
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Wikidata Q272238 (CC0) · the reigns from Wikidata's P39 terms, the rulers' own articles read by grammar (sentences quoted above, CC BY-SA 4.0) and Kokkonen & Sundell where they code the line · data built 2026-10-06 · Pastlas v2.9.1, by Oleh Voronko. The published atlas and its data are for non-commercial use.