How Many People Are Named Seirra?
An estimated 862 people in the United States have the first name Seirra. It is almost exclusively a female name. The average bearer is 29 years old, and Seirra peaked in popularity in 1999 with 63 births that year.
Below you will find a full statistical profile of Seirra 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 Seirra paired with any surname.
Estimated Living Americans
862
About 1 in 397,627 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
29
years old
Peak Year
1999
63 births
Total Registered
887
since 1880
Gender Distribution for Seirra
Seirra is almost exclusively a female name. Out of 887 total births registered, 100.0% were female.
Seirra as a female name
Ranked #18,787 in 2014
5 female births in 2014
Peak: 1999 (63 births)
Seirra: Popularity Over Time
SSA records for Seirra span from the 1980s to the 2010s, covering 4 decades of naming data. The most popular decade for this name was the 1990s, when 417 babies were registered. Seirra has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Seirra by Decade
How has Seirra 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.
Seirra by State
Birth registrations for Seirra span all 6 states and territories in the SSA database. The highest counts are in Ohio, Texas, Pennsylvania. The lowest are in Virginia, Indiana, Kentucky. On average, about 12 Seirras were registered per state.
Seirra + Last Name Combinations
How many people share a full name with Seirra as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Seirra
Other first names starting with S with a similar number of bearers.
Seirra: Questions and Answers
How many people in the U.S. are named Seirra?
We estimate approximately 862 people named Seirra 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 397,627 Americans share this first name.
Is Seirra a common name?
Seirra is classified as "Very Rare" and is more popular than 89.1% of all first names in the SSA database. A total of 887 births have been registered with this name since 1880.
When was Seirra most popular?
Seirra reached peak popularity in 1999, when 63 babies were given this name. The average age of a living person named Seirra is approximately 29 years old, reflecting when the name was most commonly given.
Is Seirra a female name?
Seirra is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Seirra Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Seirra Smith, Seirra Johnson, Seirra 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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