Meaning & origin
What it means
O'Dea goes back to Irish Ó Deághaidh, meaning “descendant of Deághadh.”
Adapted from Wiktionary (CC BY-SA 4.0)
How it developed
In English usage, O'Dea as a surname developed from Ó Deághaidh.
O'Dea’s family of names
In English usage, O'Dea as a surname developed from the Irish form Ó Deághaidh.
The ring: across languages.
Hover or tab through the constellation to see how each name is related. Bigger dots are names more people in the U.S. share.
Across languages 1
Equivalents and cognates in other languages, plus older forms it grew from.
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