Hennessey
Every Hennessey since 1992 — 383 of them. Popularity, births, and rankings for each year, from official Social Security records.
The story of Hennessey
Hennessey is not currently in use for newborns in the United States — fewer than five babies received the name in 2025. Its story lives in the historical record below.
Since 1992, 383 American babies have been named Hennessey. Its peak came in 2015, when 27 newborns received the name — the signature sound of the 2010s.
The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Hennessey stood among all girls' names in any year, or use the compare tool to plot it against other names.
Hennessey year by year
Every year since 2001, and five-year steps back to 1880. Rank is within each sex.
| Year | Girls | Girls rank |
|---|---|---|
| 2025 | — | — |
| 2024 | 5 | #16,188 |
| 2023 | 11 | #9,227 |
| 2022 | 9 | #10,694 |
| 2021 | 14 | #7,781 |
| 2020 | 12 | #8,603 |
| 2019 | 11 | #9,344 |
| 2018 | 7 | #12,970 |
| 2017 | 12 | #8,984 |
| 2016 | 15 | #7,746 |
| 2015 | 27 | #5,037 |
| 2014 | 12 | #9,186 |
| 2013 | 12 | #9,235 |
| 2012 | 11 | #9,964 |
| 2011 | 13 | #8,819 |
| 2010 | 13 | #8,903 |
| 2009 | 23 | #5,967 |
| 2008 | 14 | #8,677 |
| 2007 | 13 | #9,195 |
| 2006 | 14 | #8,414 |
| 2005 | 15 | #7,651 |
| 2004 | 19 | #6,324 |
| 2003 | 14 | #7,729 |
| 2002 | 14 | #7,563 |
| 2001 | 16 | #6,733 |
| 2000 | 11 | #8,785 |
| 1995 | — | — |
| 1990 | — | — |
| 1985 | — | — |
| 1980 | — | — |
| 1975 | — | — |
| 1970 | — | — |
| 1965 | — | — |
| 1960 | — | — |
| 1955 | — | — |
| 1950 | — | — |
| 1945 | — | — |
| 1940 | — | — |
| 1935 | — | — |
| 1930 | — | — |
| 1925 | — | — |
| 1920 | — | — |
| 1915 | — | — |
| 1910 | — | — |
| 1905 | — | — |
| 1900 | — | — |
| 1895 | — | — |
| 1890 | — | — |
| 1885 | — | — |
| 1880 | — | — |
Frequently asked questions
How popular is the name Hennessey in 2025?
Hennessey did not appear in the 2025 Social Security data, which means fewer than five babies received the name that year.
How many people are named Hennessey?
383 babies have been named Hennessey in the United States since 1992, based on Social Security card applications.
When was the name Hennessey most popular?
Hennessey peaked in 2015, when 27 newborns received the name.
Is Hennessey a boy or girl name?
Hennessey is overwhelmingly a girl's name — 100% of babies with the name.
Is the name Hennessey rising or falling?
Hennessey is declining — less popular now than a decade ago.