How Many People Are Named Julia?
An estimated 298,017 people in the United States have the first name Julia. While not in the top 50, it remains a well-known name ranking #166 overall. It is almost exclusively a female name. The average bearer is 37 years old, and Julia peaked in popularity in 2001 with 8,849 births that year.
Below you will find a full statistical profile of Julia 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 Julia paired with any surname.
Key Insights
- While Julia is overwhelmingly female, 1,744 male births have been registered with this name since 1880.
Estimated Living Americans
298,017
About 1 in 1,150 people in the U.S.
Rarity
Common
Predicted Gender
Female
99.6% confidence
Average Age
37
years old
Peak Year
2001
8,849 births
Total Registered
475,798
since 1880
Gender Distribution for Julia
Julia is almost exclusively a female name. Out of 475,798 total births registered, 99.6% were female.
Julia as a male name
Ranked #11,258 in 2020
6 male births in 2020
Peak: 1989 (57 births)
Julia as a female name
Ranked #116 in 2024
2,359 female births in 2024
Peak: 2001 (8,838 births)
Julia: Popularity Over Time
SSA records for Julia span from the 1880s to the 2020s, covering 15 decades of naming data. The most popular decade for this name was the 2000s, when 70,991 babies were registered. Julia has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Julia by Decade
How has Julia 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.
| Decade | Total | Male | Female | |
|---|---|---|---|---|
| 1880s | 9,838 | 38 | 9,800 | |
| 1890s | 13,482 | 34 | 13,448 | |
| 1900s | 16,152 | 45 | 16,107 | |
| 1910s | 39,405 | 146 | 39,259 | |
| 1920s | 40,538 | 207 | 40,331 | |
| 1930s | 25,131 | 194 | 24,937 | |
| 1940s | 28,016 | 126 | 27,890 | |
| 1950s | 32,574 | 118 | 32,456 | |
| 1960s | 34,315 | 134 | 34,181 | |
| 1970s | 23,542 | 123 | 23,419 | |
| 1980s | 33,626 | 271 | 33,355 | |
| 1990s | 60,110 | 159 | 59,951 | |
| 2000s | 70,991 | 114 | 70,877 | |
| 2010s | 35,932 | 29 | 35,903 | |
| 2020s | 12,146 | 6 | 12,140 | |
Julia by State
Birth registrations for Julia span all 51 states and territories in the SSA database. The highest counts are in California, New York, Pennsylvania. The lowest are in Wyoming, Vermont, Alaska. On average, about 8,512 Julias were registered per state.
Julia + Last Name Combinations
How many people share a full name with Julia as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Julia
Other first names starting with J with a similar number of bearers.
Julia: Questions and Answers
How many people in the U.S. are named Julia?
We estimate approximately 298,017 people named Julia 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 1,150 Americans share this first name.
Is Julia a common name?
Julia is classified as "Common" and is more popular than 99.8% of all first names in the SSA database. A total of 475,798 births have been registered with this name since 1880.
When was Julia most popular?
Julia reached peak popularity in 2001, when 8,849 babies were given this name. The average age of a living person named Julia is approximately 37 years old, reflecting when the name was most commonly given.
Is Julia a female name?
Julia is predominantly female. 99.6% of people with this name are female. See the gender breakdown above for full details.
How many Julia Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Julia Smith, Julia Johnson, Julia 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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