girls:
59.6k births since 1969
#520 (91st percentile)
boys:
3.6k births since 1968
#2059 (55th percentile)
overall:
63.2k births since 1968
#929 (88th percentile)
The name Cassidy is the #929 most popular name of all time in the U.S. on a gender-neutral basis, with a total of 63,249 recorded births since 1968. This represents the 88.0% percentile of name popularity (more popular than 88.0% of all names). For girls, it ranks #520 (90.9% percentile) for all time with 59,626 births since 1969. For boys, it ranks #2,059 (55.1% percentile) for all time with 3,623 births since 1968.
Cassidy first appeared in U.S. birth records in 1968 (1968 for boys and 1969 for girls).
The name Cassidy has been given almost exclusively to girls, with 94.3% of all recorded births being female. In 2023, 91.8% of babies named Cassidy were girls. Interestingly, until around 1975, the name was more popular for boys (51.5% boys from 1968 to 1974), but since then it has been more commonly used for girls (94.5% girls from 1975 to 2023).
For girls, Cassidy reached its peak popularity in 1999, achieving the 88.9% percentile (ranked #99) with 1,744 births per million. The name was most common in 1999, with 1,744 births per million (ranked 88.9% percentile). Since reaching a high point in 2001, the popularity of this name for girls has been declining. Currently, Cassidy ranks #442 for girls (53.4% percentile) with 352 births per million, which is 20.2% of its peak share of births.
For boys, Cassidy reached its peak popularity in 1984, achieving the 23.0% percentile (ranked #530) with 90 births per million. The name was most common in 1984, with 90 births per million (ranked 23.0% percentile). Since reaching a high point around 2020, the popularity of this name for boys has been declining. Currently, Cassidy ranks #861 for boys (5.5% percentile) with 30 births per million, which is 33.4% of its peak share of births.
This chart shows the total number of births per million babies in each year for the name "Cassidy".
These names exclude other spelling variations of this name. View all variations of Cassidy.
These similar-looking names have spellings that are closest to the spelling of "Cassidy", 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 Cassidy.
Our model has identified 3 different pronunciations for the name Cassidy. Click the play button under each pronunciation to hear it spoken aloud.
Our model is 65.1% confident that Cassidy is pronounced as KA-sih-dee, which has 3 syllables. The next most likely pronunciation is KA-suh-dee, at 25.6% confidence, with 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 Cassidy? These are pronunciations that other similar names use, but which are not currently associated with Cassidy. If you think any of these are valid pronunciations for Cassidy, 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 AE1 S IH0 D 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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