How Many People Are Named Isia?
An estimated 72 people in the United States have the first name Isia. It is predominantly female (93.2%). The average bearer is 13 years old, and Isia peaked in popularity in 2022 with 10 births that year.
Below you will find a full statistical profile of Isia 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 Isia paired with any surname.
Key Insights
- Isia is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
72
About 1 in 4,760,477 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
93.2% confidence
Average Age
13
years old
Peak Year
2022
10 births
Total Registered
73
since 1880
Gender Distribution for Isia
Isia is predominantly female (93.2%), though 5 male births have been registered. It functions as a unisex name for a small percentage of bearers.
Isia as a male name
Ranked #11,055 in 2000
5 male births in 2000
Peak: 2000 (5 births)
Isia as a female name
Ranked #10,565 in 2024
9 female births in 2024
Peak: 2022 (10 births)
Isia: Popularity Over Time
SSA records for Isia span from the 2000s to the 2020s, covering 3 decades of naming data. The most popular decade for this name was the 2000s, when 33 babies were registered. Isia remains highly popular today, with recent registration numbers near its historical peak.
Isia by Decade
How has Isia 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.
Isia + Last Name Combinations
How many people share a full name with Isia as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Isia
Other first names starting with I with a similar number of bearers.
Isia: Questions and Answers
How many people in the U.S. are named Isia?
We estimate approximately 72 people named Isia 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 4,760,477 Americans share this first name.
Is Isia a common name?
Isia is classified as "Very Rare" and is more popular than 59.7% of all first names in the SSA database. A total of 73 births have been registered with this name since 1880.
When was Isia most popular?
Isia reached peak popularity in 2022, when 10 babies were given this name. The average age of a living person named Isia is approximately 13 years old, reflecting when the name was most commonly given.
Is Isia a female name?
Isia is predominantly female. 93.2% of people with this name are female. See the gender breakdown above for full details.
How many Isia Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Isia Smith, Isia Johnson, Isia 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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