How Many People Are Named Kaiyah?
An estimated 1,186 people in the United States have the first name Kaiyah. It is almost exclusively a female name. The average bearer is 12 years old, and Kaiyah peaked in popularity in 2015 with 71 births that year.
Below you will find a full statistical profile of Kaiyah 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 Kaiyah paired with any surname.
Key Insights
- Kaiyah is a modern name. With an average bearer age of just 12, it has gained most of its popularity in recent years.
Estimated Living Americans
1,186
About 1 in 289,000 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
12
years old
Peak Year
2015
71 births
Total Registered
1,197
since 1880
Gender Distribution for Kaiyah
Kaiyah is almost exclusively a female name. Out of 1,197 total births registered, 100.0% were female.
Kaiyah as a female name
Ranked #2,612 in 2024
67 female births in 2024
Peak: 2015 (71 births)
Kaiyah: Popularity Over Time
SSA records for Kaiyah span from the 1990s to the 2020s, covering 4 decades of naming data. The most popular decade for this name was the 2010s, when 581 babies were registered. While Kaiyah is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Kaiyah by Decade
How has Kaiyah 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.
Kaiyah by State
Birth registrations for Kaiyah span all 11 states and territories in the SSA database. The highest counts are in California, Texas, Florida. The lowest are in South Carolina, Pennsylvania, Ohio. On average, about 22 Kaiyahs were registered per state.
Kaiyah + Last Name Combinations
How many people share a full name with Kaiyah as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kaiyah
Other first names starting with K with a similar number of bearers.
Kaiyah: Questions and Answers
How many people in the U.S. are named Kaiyah?
We estimate approximately 1,186 people named Kaiyah 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 289,000 Americans share this first name.
Is Kaiyah a common name?
Kaiyah is classified as "Rare" and is more popular than 91.2% of all first names in the SSA database. A total of 1,197 births have been registered with this name since 1880.
When was Kaiyah most popular?
Kaiyah reached peak popularity in 2015, when 71 babies were given this name. The average age of a living person named Kaiyah is approximately 12 years old, reflecting when the name was most commonly given.
Is Kaiyah a female name?
Kaiyah is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Kaiyah Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kaiyah Smith, Kaiyah Johnson, Kaiyah 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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