How Many People Are Named Justina?
An estimated 10,321 people in the United States have the first name Justina. It is almost exclusively a female name. The average bearer is 38 years old, and Justina peaked in popularity in 1990 with 450 births that year.
Below you will find a full statistical profile of Justina 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 Justina paired with any surname.
Estimated Living Americans
10,321
About 1 in 33,209 people in the U.S.
Rarity
Uncommon
Predicted Gender
Female
100.0% confidence
Average Age
38
years old
Peak Year
1990
450 births
Total Registered
12,209
since 1880
Gender Distribution for Justina
Justina is almost exclusively a female name. Out of 12,209 total births registered, 100.0% were female.
Justina as a male name
Ranked #7,619 in 1990
6 male births in 1990
Peak: 1990 (6 births)
Justina as a female name
Ranked #3,664 in 2024
42 female births in 2024
Peak: 1990 (444 births)
Justina: Popularity Over Time
SSA records for Justina span from the 1880s to the 2020s, covering 15 decades of naming data. The most popular decade for this name was the 1990s, when 3,132 babies were registered. Justina has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Justina by Decade
How has Justina 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.
Justina by State
Birth registrations for Justina span all 44 states and territories in the SSA database. The highest counts are in New York, California, Pennsylvania. The lowest are in Rhode Island, Montana, Kansas. On average, about 169 Justinas were registered per state.
Justina + Last Name Combinations
How many people share a full name with Justina as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Justina
Other first names starting with J with a similar number of bearers.
Justina: Questions and Answers
How many people in the U.S. are named Justina?
We estimate approximately 10,321 people named Justina 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 33,209 Americans share this first name.
Is Justina a common name?
Justina is classified as "Uncommon" and is more popular than 97.7% of all first names in the SSA database. A total of 12,209 births have been registered with this name since 1880.
When was Justina most popular?
Justina reached peak popularity in 1990, when 450 babies were given this name. The average age of a living person named Justina is approximately 38 years old, reflecting when the name was most commonly given.
Is Justina a female name?
Justina is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Justina Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Justina Smith, Justina Johnson, Justina 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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