How Many People Are Named Kaiya?
An estimated 8,262 people in the United States have the first name Kaiya. It is almost exclusively a female name. The average bearer is 15 years old, and Kaiya peaked in popularity in 2002 with 404 births that year.
Below you will find a full statistical profile of Kaiya as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Kaiya paired with any surname.
Key Insights
- Kaiya is a modern name. With an average bearer age of just 15, it has gained most of its popularity in recent years.
Estimated Living Americans
8,262
About 1 in 41,486 people in the U.S.
Rarity
Rare
Predicted Gender
Female
99.6% confidence
Average Age
15
years old
Peak Year
2002
404 births
Total Registered
8,363
since 1880
Gender Distribution for Kaiya
Kaiya is almost exclusively a female name. Out of 8,363 total births registered, 99.6% were female.
Kaiya as a male name
Ranked #10,775 in 2005
6 male births in 2005
Peak: 2002 (15 births)
Kaiya as a female name
Ranked #856 in 2024
314 female births in 2024
Peak: 2002 (389 births)
Kaiya: Popularity Over Time
SSA records for Kaiya span from the 1970s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 2000s, when 3,221 babies were registered. While Kaiya is less common than at its peak in the 2000s, it remains a well-established name with steady registrations.
Kaiya by Decade
How has Kaiya tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Kaiya by State
Birth registrations for Kaiya span all 42 states and territories in the SSA database. The highest counts are in California, Texas, Florida. The lowest are in Rhode Island, New Mexico, Montana. On average, about 158 Kaiyas were registered per state.
Kaiya + Last Name Combinations
How many people share a full name with Kaiya as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kaiya
Other first names starting with K with a similar number of bearers.
Kaiya: Questions and Answers
How many people in the U.S. are named Kaiya?
We estimate approximately 8,262 people named Kaiya are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 41,486 Americans share this first name.
Is Kaiya a common name?
Kaiya is classified as "Rare" and is more popular than 97.4% of all first names in the SSA database. A total of 8,363 births have been registered with this name since 1880.
When was Kaiya most popular?
Kaiya reached peak popularity in 2002, when 404 babies were given this name. The average age of a living person named Kaiya is approximately 15 years old, reflecting when the name was most commonly given.
Is Kaiya a female name?
Kaiya is predominantly female. 99.6% of people with this name are female. See the gender breakdown above for full details.
How many Kaiya Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kaiya Smith, Kaiya Johnson, Kaiya Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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