girls:
1.5k births since 1991
#4256 (26th percentile)
boys:
56 births since 1996
#4530 (1st percentile)
overall:
1.5k births since 1991
#6203 (20th percentile)
The name Hennessy is the #6,203 most popular name of all time in the U.S. on a gender-neutral basis, with a total of 1,543 recorded births since 1991. This represents the 19.8% percentile of name popularity (more popular than 19.8% of all names). For girls, it ranks #4,256 (25.5% percentile) for all time with 1,487 births since 1991. For boys, it ranks #4,530 (1.2% percentile) for all time with 56 births since 1996.
Hennessy first appeared in U.S. birth records in 1991 (1991 for girls and 1996 for boys). Birth data for Hennessy is available in 32 out of the 33 years between 1991 and 2023 (32 years for girls and 9 years for boys). The Social Security Administration only reports birth data for years in which the name was given to at least five children of the same gender.
The name Hennessy has been given almost exclusively to girls, with 96.4% of all recorded births being female.
For girls, Hennessy reached its peak popularity in 2019, achieving the 8.2% percentile (ranked #868) with 45 births per million. The name was most common in 2019, with 45 births per million (ranked 8.2% percentile). Since reaching a low point around 2017, the popularity of this name for girls has been increasing. Currently, Hennessy ranks #913 for girls (3.6% percentile) with 22 births per million, which is 49.9% of its peak share of births.
For boys, Hennessy reached its peak popularity in 1996, achieving the 0.3% percentile (ranked #776) with 3 births per million. The name was most common in 1997, with 4 births per million (ranked 0.3% percentile). There have been no recorded male births with this name since 2018.
This chart shows the total number of births per million babies in each year for the name "Hennessy".
These names exclude other spelling variations of this name. View all variations of Hennessy.
These similar-looking names have spellings that are closest to the spelling of "Hennessy", in the sense that there are the fewest number of letter differences between the two spellings. These names exclude other spelling variations of this name. View all variations of Hennessy.
Our model found one way to pronounce the name Hennessy. Click the play button under each pronunciation to hear it spoken aloud.
Our model is 100.0% confident that Hennessy is pronounced as HEH-nuh-see, which has 3 syllables.
If none of the pronunciations above sound right to you, could you please check whether any of these related pronunciations should be applied to the name Hennessy? These are pronunciations that other similar names use, but which are not currently associated with Hennessy. If you think any of these are valid pronunciations for Hennessy, please vote using the thumbs up button.
Our confidence scores estimate the likelihood that a particular pronunciation is the most correct for a given name spelling. These scores are derived from pronunciation dictionaries, manual verification, your feedback, and a fine-tuned large language model trained to generate name pronunciations.
For any given spelling, confidence scores across all identified pronunciations sum to 100%. However, these scores don't account for the possibility of valid pronunciations that our model hasn't identified.
The raw pronunciations shown (like HH EH1 N AH0 S IY0) use the ARPAbet phoneme system, a standardized way to represent English speech sounds. Each symbol represents a distinct sound in American English. Visit the ARPAbet Wikipedia page to learn more about these phonetic symbols.
Pronunciation audio is generated by an open source text to speech model that has been customized to adhere to pronunciations provided in ARPAbet format, but sometimes pronunciations that differ subtly will sound identical, particularly if the only difference is the level of emphasis on a syllable or a single vowel sound.
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