girls:
1.3k births since 1978
#4452 (22nd percentile)
boys:
11.3k births since 1968
#1085 (76th percentile)
overall:
12.6k births since 1968
#2348 (70th percentile)
The name Kolby is the #2,348 most popular name of all time in the U.S. on a gender-neutral basis, with a total of 12,596 recorded births since 1968. This represents the 69.7% percentile of name popularity (more popular than 69.7% of all names). For boys, it ranks #1,085 (76.3% percentile) for all time with 11,326 births since 1968. For girls, it ranks #4,452 (22.1% percentile) for all time with 1,270 births since 1978.
Kolby first appeared in U.S. birth records in 1968 (1968 for boys and 1978 for girls). Birth data for Kolby is available in 54 out of the 56 years between 1968 and 2023 (54 years for boys and 43 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 Kolby has been given predominantly to boys, with 89.9% of all recorded births being male. In 2023, 78.3% of babies named Kolby were boys.
For boys, Kolby reached its peak popularity in 2001, achieving the 58.7% percentile (ranked #341) with 357 births per million. The name was most common in 2001, with 357 births per million (ranked 58.7% percentile). Since reaching a high point around 2004, the popularity of this name for boys has been declining. Currently, Kolby ranks #750 for boys (17.7% percentile) with 91 births per million, which is 25.4% of its peak share of births.
For girls, Kolby reached its peak popularity in 2000, achieving the 5.6% percentile (ranked #847) with 28 births per million. The name was most common in 2000, with 28 births per million (ranked 5.6% percentile). Since reaching a high point in 2017, the popularity of this name for girls has been declining. Currently, Kolby is at or near its peak popularity for girls, ranked #906 (4.3% percentile) with 26 births per million.
This chart shows the total number of births per million babies in each year for the name "Kolby".
These names exclude other spelling variations of Colby. View all variations of Colby.
These similar-looking names have spellings that are closest to the spelling of "Kolby", in the sense that there are the fewest number of letter differences between the two spellings. This list excludes the 15 other name spellings that we've determined are also variations of "Colby" based on shared pronunciations. Click here for more details on names that are pronounced like Colby..
Our model found one way to pronounce the name Kolby. Click the play button under each pronunciation to hear it spoken aloud.
Our model is 100.0% confident that Kolby is pronounced as KOHL-bee, which has 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 Kolby? These are pronunciations that other similar names use, but which are not currently associated with Kolby. If you think any of these are valid pronunciations for Kolby, 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 OW1 L B 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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