How Many People Are Named Iysis?
An estimated 301 people in the United States have the first name Iysis. It is almost exclusively a female name. The average bearer is 18 years old, and Iysis peaked in popularity in 2003 with 33 births that year.
Below you will find a full statistical profile of Iysis 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 Iysis paired with any surname.
Estimated Living Americans
301
About 1 in 1,138,719 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
18
years old
Peak Year
2003
33 births
Total Registered
305
since 1880
Gender Distribution for Iysis
Iysis is almost exclusively a female name. Out of 305 total births registered, 100.0% were female.
Iysis as a female name
Ranked #14,127 in 2024
6 female births in 2024
Peak: 2003 (33 births)
Iysis: Popularity Over Time
SSA records for Iysis span from the 2000s to the 2020s, covering 3 decades of naming data. The most popular decade for this name was the 2000s, when 208 babies were registered. Iysis has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Iysis by Decade
How has Iysis 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.
Iysis by State
Iysis + Last Name Combinations
How many people share a full name with Iysis as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Iysis
Other first names starting with I with a similar number of bearers.
Iysis: Questions and Answers
How many people in the U.S. are named Iysis?
We estimate approximately 301 people named Iysis 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 1,138,719 Americans share this first name.
Is Iysis a common name?
Iysis is classified as "Very Rare" and is more popular than 79.2% of all first names in the SSA database. A total of 305 births have been registered with this name since 1880.
When was Iysis most popular?
Iysis reached peak popularity in 2003, when 33 babies were given this name. The average age of a living person named Iysis is approximately 18 years old, reflecting when the name was most commonly given.
Is Iysis a female name?
Iysis is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Iysis Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Iysis Smith, Iysis Johnson, Iysis 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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