How Many People Are Named Kiera?
An estimated 21,196 people in the United States have the first name Kiera. It is almost exclusively a female name. The average bearer is 22 years old, and Kiera peaked in popularity in 2007 with 1,147 births that year.
Below you will find a full statistical profile of Kiera 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 Kiera paired with any surname.
Estimated Living Americans
21,196
About 1 in 16,171 people in the U.S.
Rarity
Uncommon
Predicted Gender
Female
99.9% confidence
Average Age
22
years old
Peak Year
2007
1,147 births
Total Registered
21,649
since 1880
Gender Distribution for Kiera
Kiera is almost exclusively a female name. Out of 21,649 total births registered, 99.9% were female.
Kiera as a male name
Ranked #9,518 in 1993
5 male births in 1993
Peak: 1989 (8 births)
Kiera as a female name
Ranked #981 in 2024
264 female births in 2024
Peak: 2007 (1,147 births)
Kiera: Popularity Over Time
SSA records for Kiera span from the 1960s to the 2020s, covering 7 decades of naming data. The most popular decade for this name was the 2000s, when 8,536 babies were registered. Kiera has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Kiera by Decade
How has Kiera 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.
Kiera by State
Birth registrations for Kiera span all 51 states and territories in the SSA database. The highest counts are in California, New York, Pennsylvania. The lowest are in Rhode Island, Wyoming, Vermont. On average, about 381 Kieras were registered per state.
Kiera + Last Name Combinations
How many people share a full name with Kiera as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kiera
Other first names starting with K with a similar number of bearers.
Kiera: Questions and Answers
How many people in the U.S. are named Kiera?
We estimate approximately 21,196 people named Kiera 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 16,171 Americans share this first name.
Is Kiera a common name?
Kiera is classified as "Uncommon" and is more popular than 98.5% of all first names in the SSA database. A total of 21,649 births have been registered with this name since 1880.
When was Kiera most popular?
Kiera reached peak popularity in 2007, when 1,147 babies were given this name. The average age of a living person named Kiera is approximately 22 years old, reflecting when the name was most commonly given.
Is Kiera a female name?
Kiera is predominantly female. 99.9% of people with this name are female. See the gender breakdown above for full details.
How many Kiera Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kiera Smith, Kiera Johnson, Kiera 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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