Origin & Meaning of the Hennessy Surname
What does the last name Hennessy mean?
The surname Hennessy carries the meaning "Family name of European origin." It is derived from the European language and has been passed down through generations, reflecting the occupations, locations, or characteristics of early bearers of the name. With 9,338 bearers in the 2010 US Census, Hennessy ranks as the #3,790 most common surname in the United States.
Where does the surname Hennessy come from?
The Hennessy surname has its roots in European heritage. Names of European origin often reflect the cultural, linguistic, and historical traditions of the communities where they first appeared. Over centuries, migration and cultural exchange have spread the Hennessy name far beyond its original homeland.
Language of Origin
The linguistic roots of Hennessy trace back to European. Understanding the original language helps decode the meaning and evolution of the name from its earliest recorded forms to the modern spelling used today.
Quick Facts
| Surname | Hennessy |
|---|---|
| Meaning | Family name of European origin |
| Origin | European |
| Language | European |
| US Rank (2010) | #3,790 |
| US Count (2010) | 9,338 |
| Per 100K People | 3.17 |
| First Letter | H |
Ethnic Distribution of Hennessy
According to the US Census, the Hennessy surname is distributed across the following ethnic groups. This data reflects self-reported ethnicity among 9,338 Americans with the Hennessy last name.
| Ethnicity | Percentage |
|---|---|
| White | 94.73% |
| Black | 0.59% |
| Hispanic | 2.13% |
| Asian/Pacific Islander | 0.95% |
| Native American | 0.17% |
| Two or More Races | 1.42% |
Popularity of Hennessy Over Time
Comparing US Census data from 2000 and 2010 shows how the Hennessy surname has changed in prevalence.
The number of Americans with the Hennessy surname increased by 151 between 2000 and 2010.
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Similar Surnames to Hennessy
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Other European Surnames
Explore more surnames with European roots. There are 162,254 surnames in our database — here are some that share the same European origin as Hennessy.
Frequently Asked Questions About Hennessy
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