Óengus Ollom (), according to medieval Irish legend and historical tradition, was a
High King of Ireland
High King of Ireland ( ) was a royal title in Gaelic Ireland held by those who had, or who are claimed to have had, lordship over all of Ireland. The title was held by historical kings and was later sometimes assigned anachronously or to leg ...
who was the son of Ailill, the son of
Labraid Loingsech. He took power after he killed the previous incumbent,
Mug Corb, and ruled for eighteen years, until he was killed by
Irereo, son of
Meilge Molbthach. The ''
Lebor Gabála Érenn'' synchronizes his reign with that of
Ptolemy III Euergetes of
Egypt
Egypt ( , ), officially the Arab Republic of Egypt, is a country spanning the Northeast Africa, northeast corner of Africa and Western Asia, southwest corner of Asia via the Sinai Peninsula. It is bordered by the Mediterranean Sea to northe ...
(246–222 BC).
[R. A. Stewart Macalister (ed. & trans.), ''Lebor Gabála Érenn: The Book of the Taking of Ireland Part V'', Irish Texts Society, 1956, p. 281] The chronology of
Geoffrey Keating's ''Foras Feasa ar Éirinn'' dates his reign to 355–337 BC,
[ Geoffrey Keating, ''Foras Feasa ar Éirinn']
1.30
/ref> the ''Annals of the Four Masters
The ''Annals of the Kingdom of Ireland'' () or the ''Annals of the Four Masters'' () are chronicles of Middle Ages, medieval Irish history. The entries span from the Genesis flood narrative, Deluge, dated as 2,242 Anno Mundi, years after crea ...
'' to 499–481 BC.['']Annals of the Four Masters
The ''Annals of the Kingdom of Ireland'' () or the ''Annals of the Four Masters'' () are chronicles of Middle Ages, medieval Irish history. The entries span from the Genesis flood narrative, Deluge, dated as 2,242 Anno Mundi, years after crea ...
'
M4701-4719
/ref>
References
Legendary High Kings of Ireland
4th-century BC legendary monarchs
Irish regicides
Usurpers
4th-century BC murdered monarchs
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