Name Meaning & Origin
"A surname from Irish."
Data last updated: 2025 SSA records
Drennan is a surname of Irish origin. Variations of the name are found primarily in Ireland, Scotland, and the United States. The surname is purportedly derived from the Gaelic Ó Droighneáin, Ó Draighnáin, or Ua Draighnen, meaning 'descendant of Draighnen', or 'descendant of blackthorn'. Variant spellings include Drennen, Drenning, Drennon, Drinan, Drinnan, Drinnon, and Drynan. Thornton is another Anglicized surname from the same original Gaelic form.
Drennan is a surname of Irish origin. Variations of the name are found primarily in Ireland, Scotland, and the United States. The surname is purportedly derived from the Gaelic Ó Droighneáin, Ó Draighnáin, or Ua Draighnen, meaning 'descendant of Draighnen', or 'descendant of blackthorn'. Variant spellings include Drennen, Drenning, Drennon, Drinan, Drinnan, Drinnon, and Drynan. Thornton is another Anglicized surname from the same original Gaelic form.
Life Path 7 — Wisdom & Introspection: Analytical, spiritual, and truth-seeking.
Age breakdown · state data · decade charts · popularity trend — all on the full statistics page.
Root element "Drennan" emerges in Multiple origins tradition, carrying the core meaning "A surname from Irish.".
Used in English literary and religious texts, spreading through cultural exchange.
Carried across regions through trade, religion, and migration. Multiple spelling variants develop.
Standardized in its current form. Continues to be used across multiple cultures worldwide.
~28 people named Drennan in the US. Peaked in 2012 with 7 recorded uses.
The Life Path number for Drennan is 7, associated with Wisdom & Introspection. Soul Urge: 6. Personality: 1.
Drennan is Predominantly Male. Based on US data, 100% male and 0% female.
Approximately 28 people in the United States are named Drennan. The name peaked in 2012 with 7 recorded uses.
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