Haughey

Haughey () is an Irish surname of noble origins. Spelling variations include: Hoey, McCaughey and McKeogh, among others. The Irish spelling is Ó hEochaidh.
The Haugheys are descendants of the ancient Dál Fiatach dynasty, rulers of Ulaid. They trace their descent from Fiatach Finn mac Dáire, a King of Ulster and High King of Ireland in the 1st century AD. In addition to a number of Scottish clans, as well as the British royal family (through the House of Dunkeld), their lineage extends to the Darini/Dáirine.
Notable bearers of the surname include: