1,640births recorded
3Countries
1Variants
2009Peak · United States
#3903United States 2025
Hennessy is a girl name family recorded 1,640 times in 3 countries since 1991. It ranks highest today in the United States (#3903 in 2025). Its all-time peak was in the United States in 2009, at 2.8 births per 100,000.
Popularity by country
Births per 100,000 newborns, all forms of the name combined.
All forms of Hennessy
| Variants | Language | Total births | Country | Latest rank | Peak year | 10-year trend |
|---|---|---|---|---|---|---|
| Hennessy | English | 1,630 | 🇺🇸 United States | #3903 | 2019 | ▼ 4 % |
| Hennessy | English | 5 | 🇫🇷 France | – | 2022 | – |
| Hennessy | English | 5 | 🏴 England & Wales | – | 2015 | – |
Questions about Hennessy
How popular is the name Hennessy?
In 2025 it ranked #3903 in the United States. Official registers record 1,640 births across 3 countries.
When was Hennessy most popular?
It peaked in the United States in 2009, at 2.8 births per 100,000.
Is Hennessy a boy or a girl name?
In official birth registers, Hennessy is a girl name.