girls:
26.9k births since 1970
#869 (85th percentile)
boys:
10 births since 2004
#4576 (0th percentile)
overall:
26.9k births since 1970
#1548 (80th percentile)
The name Kailey is the #1,548 most popular name of all time in the U.S. on a gender-neutral basis, with a total of 26,916 recorded births since 1970. This represents the 80.0% percentile of name popularity (more popular than 80.0% of all names). For girls, it ranks #869 (84.8% percentile) for all time with 26,906 births since 1970. For boys, it ranks #4,576 (0.2% percentile) for all time with 10 births since 2004.
Kailey first appeared in U.S. birth records in 1970 (1970 for girls and 2004 for boys). Birth data for Kailey is available in 46 out of the 54 years between 1970 and 2023 (46 years for girls and 1 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 Kailey has been given almost exclusively to girls, with 100.0% of all recorded births being female.
For girls, Kailey reached its peak popularity in 2004, achieving the 76.2% percentile (ranked #224) with 713 births per million. The name was most common in 2004, with 713 births per million (ranked 76.2% percentile). Since reaching a high point in 2007, the popularity of this name for girls has been declining. Currently, Kailey ranks #727 for girls (23.3% percentile) with 129 births per million, which is 18.0% of its peak share of births.
For boys, Kailey reached its peak popularity in 2004, achieving the 0.6% percentile (ranked #842) with 5 births per million. The name was most common in 2004, with 5 births per million (ranked 0.6% percentile). There have been no recorded male births with this name since 2004.
This chart shows the total number of births per million babies in each year for the name "Kailey".
These names exclude other spelling variations of Kaylee. View all variations of Kaylee.
These similar-looking names have spellings that are closest to the spelling of "Kailey", in the sense that there are the fewest number of letter differences between the two spellings. This list excludes the 102 other name spellings that we've determined are also variations of "Kaylee" based on shared pronunciations. Click here for more details on names that are pronounced like Kaylee..
Our model has identified 2 different pronunciations for the name Kailey. Click the play button under each pronunciation to hear it spoken aloud.
Our model is 87.8% confident that Kailey is pronounced as KAY-lee, which has 2 syllables. The next most likely pronunciation is KAI-lee, at 12.2% 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 Kailey? These are pronunciations that other similar names use, but which are not currently associated with Kailey. If you think any of these are valid pronunciations for Kailey, 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 K EY1 L 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.
© 2025 NamePlay.org
Made with ❤️ by Aaron J Becker