How Many People Are Named Julius?
An estimated 47,774 people in the United States have the first name Julius. It is predominantly male (99.5%). The average bearer is 37 years old, and Julius peaked in popularity in 1918 with 1,422 births that year.
Below you will find a full statistical profile of Julius 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 Julius paired with any surname.
Key Insights
- While Julius is overwhelmingly male, 410 female births have been registered with this name since 1880.
Estimated Living Americans
47,774
About 1 in 7,174 people in the U.S.
Rarity
Uncommon
Predicted Gender
Male
99.5% confidence
Average Age
37
years old
Peak Year
1918
1,422 births
Total Registered
84,261
since 1880
Gender Distribution for Julius
Julius is almost exclusively a male name. Out of 84,261 total births registered, 99.5% were male.
Julius as a male name
Ranked #389 in 2024
838 male births in 2024
Peak: 1918 (1,416 births)
Julius as a female name
Ranked #14,486 in 1993
5 female births in 1993
Peak: 1926 (13 births)
Julius: Popularity Over Time
SSA records for Julius span from the 1880s to the 2020s, covering 15 decades of naming data. The most popular decade for this name was the 1920s, when 11,066 babies were registered. While Julius is less common than at its peak in the 1920s, it remains a well-established name with steady registrations.
Julius by Decade
How has Julius 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 | 1,610 | 1,605 | 5 | |
| 1890s | 1,717 | 1,717 | 0 | |
| 1900s | 2,038 | 2,038 | 0 | |
| 1910s | 10,243 | 10,193 | 50 | |
| 1920s | 11,066 | 10,982 | 84 | |
| 1930s | 6,167 | 6,122 | 45 | |
| 1940s | 5,602 | 5,562 | 40 | |
| 1950s | 5,392 | 5,348 | 44 | |
| 1960s | 4,183 | 4,155 | 28 | |
| 1970s | 3,806 | 3,766 | 40 | |
| 1980s | 5,203 | 5,139 | 64 | |
| 1990s | 4,522 | 4,512 | 10 | |
| 2000s | 8,190 | 8,190 | 0 | |
| 2010s | 9,938 | 9,938 | 0 | |
| 2020s | 4,584 | 4,584 | 0 | |
Julius by State
Birth registrations for Julius span all 49 states and territories in the SSA database. The highest counts are in New York, Texas, California. The lowest are in Wyoming, New Hampshire, Idaho. On average, about 1,527 Juliuss were registered per state.
Julius + Last Name Combinations
How many people share a full name with Julius as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Julius
Other first names starting with J with a similar number of bearers.
Julius: Questions and Answers
How many people in the U.S. are named Julius?
We estimate approximately 47,774 people named Julius 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 7,174 Americans share this first name.
Is Julius a common name?
Julius is classified as "Uncommon" and is more popular than 99.1% of all first names in the SSA database. A total of 84,261 births have been registered with this name since 1880.
When was Julius most popular?
Julius reached peak popularity in 1918, when 1,422 babies were given this name. The average age of a living person named Julius is approximately 37 years old, reflecting when the name was most commonly given.
Is Julius a male name?
Julius is predominantly male. 99.5% of people with this name are male. See the gender breakdown above for full details.
How many Julius Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Julius Smith, Julius Johnson, Julius 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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