girls:
17 births since 1976
#5699 (0th percentile)
boys:
24k births since 1880
#740 (84th percentile)
overall:
24k births since 1880
#1641 (79th percentile)
The name Issac is the #1,641 most popular name of all time in the U.S. on a gender-neutral basis, with a total of 24,013 recorded births since 1880. This represents the 78.8% percentile of name popularity (more popular than 78.8% of all names). For boys, it ranks #740 (83.9% percentile) for all time with 23,996 births since 1880. For girls, it ranks #5,699 (0.3% percentile) for all time with 17 births since 1976.
Issac has appeared in U.S. birth records since the beginning of our dataset in 1880 (since 1880 for boys and since 1976 for girls).
The name Issac has been given almost exclusively to boys, with 99.9% of all recorded births being male.
For boys, Issac reached its peak popularity in 2008, achieving the 60.4% percentile (ranked #360) with 376 births per million. The name was most common in 2008, with 376 births per million (ranked 60.4% percentile). Since reaching a high point around 2009, the popularity of this name for boys has been declining. Currently, Issac ranks #613 for boys (32.7% percentile) with 174 births per million, which is 46.2% of its peak share of births.
For girls, Issac reached its peak popularity in 1976, achieving the 0.1% percentile (ranked #759) with 4 births per million. The name was most common in 1976, with 4 births per million (ranked 0.1% percentile). There have been no recorded female births with this name since 1983.
This chart shows the total number of births per million babies in each year for the name "Issac".
These names exclude other spelling variations of Isaac. View all variations of Isaac.
These similar-looking names have spellings that are closest to the spelling of "Issac", in the sense that there are the fewest number of letter differences between the two spellings. This list excludes the 36 other name spellings that we've determined are also variations of "Isaac" based on shared pronunciations. Click here for more details on names that are pronounced like Isaac..
Our model has identified 6 different pronunciations for the name Issac. Click the play button under each pronunciation to hear it spoken aloud.
Our model is 29.8% confident that Issac is pronounced as IH-suhk, which has 2 syllables. The next most likely pronunciation is AI-zuhk, at 25.5% 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 Issac? These are pronunciations that other similar names use, but which are not currently associated with Issac. If you think any of these are valid pronunciations for Issac, 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 IH1 S AH0 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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