girls:
19 births since 2006
#5697 (0th percentile)
boys:
165 births since 1927
#4421 (4th percentile)
overall:
184 births since 1927
#7555 (2nd percentile)
The name Si is the #7,555 most popular name of all time in the U.S. on a gender-neutral basis, with a total of 184 recorded births since 1927. This represents the 2.4% percentile of name popularity (more popular than 2.4% of all names). For boys, it ranks #4,421 (3.5% percentile) for all time with 165 births since 1927. For girls, it ranks #5,697 (0.3% percentile) for all time with 19 births since 2006.
Si first appeared in U.S. birth records in 1927 (1927 for boys and 2006 for girls). Birth data for Si is available in 26 out of the 91 years between 1927 and 2017 (24 years for boys and 3 years for girls). 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 Si has been given predominantly to boys, with 89.7% of all recorded births being male. In 2017, 100.0% of babies named Si were boys.
For boys, Si reached its peak popularity in 2013, achieving the 1.1% percentile (ranked #878) with 7 births per million. The name was most common in 1934, with 8 births per million (ranked 0.6% percentile). There have been no recorded male births with this name since 2017.
For girls, Si reached its peak popularity in 2011, achieving the 0.3% percentile (ranked #937) with 4 births per million. The name was most common in 2011, with 4 births per million (ranked 0.3% percentile). There have been no recorded female births with this name since 2011.
This chart shows the total number of births per million babies in each year for the name "Si".
These names exclude other spelling variations of Cy. View all variations of Cy.
These similar-looking names have spellings that are closest to the spelling of "Si", in the sense that there are the fewest number of letter differences between the two spellings. This list excludes the 13 other name spellings that we've determined are also variations of "Cy" based on shared pronunciations. Click here for more details on names that are pronounced like Cy..
Our model has identified 2 different pronunciations for the name Si. Click the play button under each pronunciation to hear it spoken aloud.
Our model is 59.1% confident that Si is pronounced as see, which has 1 syllables. The next most likely pronunciation is sai, at 40.9% confidence, with 1 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 Si? These are pronunciations that other similar names use, but which are not currently associated with Si. If you think any of these are valid pronunciations for Si, 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 S IY1) 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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