boys:
522 births since 1965
#4064 (11th percentile)
overall:
522 births since 1965
#7217 (7th percentile)
The name Jacek is the #7,217 most popular name of all time in the U.S. on a gender-neutral basis, with a total of 522 recorded births since 1965. This represents the 6.7% percentile of name popularity (more popular than 6.7% of all names). For boys, it ranks #4,064 (11.3% percentile) for all time with 522 births since 1965.
Jacek first appeared in U.S. birth records in 1965 (first recorded for boys in 1965). Birth data for Jacek is available in 39 out of the 59 years between 1965 and 2023. 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.
For boys, Jacek reached its peak popularity in 2013, achieving the 3.6% percentile (ranked #856) with 18 births per million. The name was most common in 2013, with 18 births per million (ranked 3.6% percentile). Since reaching a high point around 2014, the popularity of this name for boys has been declining. Currently, Jacek ranks #911 for boys (0.0% percentile) with 3 births per million, which is 14.9% of its peak share of births.
This chart shows the total number of births per million babies in each year for the name "Jacek".
These names exclude other spelling variations of this name. View all variations of Jacek.
These similar-looking names have spellings that are closest to the spelling of "Jacek", 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 Jacek.
Our model has identified 8 different pronunciations for the name Jacek. Click the play button under each pronunciation to hear it spoken aloud.
Our model is 38.6% confident that Jacek is pronounced as YAH-sehk, which has 2 syllables. The next most likely pronunciation is JAH-chehk, at 13.6% confidence, with 2 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 Jacek? These are pronunciations that other similar names use, but which are not currently associated with Jacek. If you think any of these are valid pronunciations for Jacek, 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 Y AA1 S EH0 K) 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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