Ruler · 701 – 834

Óengus II

Lived 701 – 834; monarch. List of kings of Dál Riata (Dál Riata), 820 – 834.

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

Lived: 701 – 834; 133 years
In office: 14 years; one reign
Lines: 1; Dál Riata
Left it: died in office; read off the dates alone

List of kings of Dál Riata

Dál Riata · the 33rd of 37 dated reigns · 500 – 850

29 before

Conall mac Taidg805 – 807

Conall mac Áedáin805 – 811

Causantín mac Fergusa811 – 820

Óengus II820 – 834

Alpín mac Echdach831 – 834

Áed mac Boanta833 – 839

Eóganan mac Óengusa837 – 839

1 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 820 – 834 · 14 years · came to it aged 119

Came to it: the sibling of the ruler before, on record
Left it: died in officeread off the dates alone: the term ends in 834, the year they died

Open in the atlas

Óengus II in the atlas: the article, every line they sat in, and the map in their years.
Analyse the succession of Dál Riata: every reign, how each ended, and the numbers over them.
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Wikidata Q2665645 (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.