Hennessey Hennessey Name Meaning & Origin
/HEN-uh-see/Name Origin
The surname Hennessey is of Irish origin, derived from the Gaelic Ó hÉignigh, meaning 'descendant of Éignigh'. It is also used as a given name in some contexts, especially in English-speaking countries.
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American (Caucasian) 60% -
Irish (Celtic) 30% -
British (Anglo-Saxon) 10%
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Name Details
- First Name: Hennessey
- Last Name: Hennessey
- Name Order: Western
- Gender: Male
Popularity Trend
Growth of the name Hennessey in the US (SSA Data):
Hennessey Hennessey Numerology
Soul Urge Number: 6
People with this name tend to be: Nurturing, responsible and family-oriented.