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The short answer
Julius is a masculine name used in Ancient Roman and English. Behind the Name describes it this way: "Roman family name that was possibly derived from Greek ἴουλος (ioulos) meaning ‘downy-bearded’. Alternatively, it could be related to the name of the Roman god Jupiter." It ranked #424 for boys in the United States in 2025.
Meaning and etymology
According to Behind the Name, roman family name that was possibly derived from Greek ἴουλος (ioulos) meaning ‘downy-bearded’. Alternatively, it could be related to the name of the Roman god Jupiter. The entry lists its usage as Ancient Roman, English, German, Finnish and others.
Editorial confidence: likely
Popularity
Julius ranked #424 for boys in the United States in 2025. The figure comes from the Social Security Administration's national file for that year.
| Region | Year | Rank | Source |
|---|---|---|---|
| United States | 2025 | #424 | ssa-2025 |
If you like this name
Names that Behind the Name files under the same origin (Ancient Roman) and that sit near Julius in the 2025 American rankings.
Similar by origin
Frequently asked questions
What does the name Julius mean?
Julius means "downy-bearded", according to Behind the Name.
Is Julius a popular name?
Julius ranked #424 for boys in the United States in 2025. (Social Security Administration data).
Is Julius a boy's or a girl's name?
In the 2025 SSA data Julius appears in the boys' list; Behind the Name labels it masculine.
Sources
- Behind the Name: Meaning, origin and history of the name Julius — supports meaning, usage, pronunciation, variants.
- U.S. Social Security Administration: Popular Baby Names — national data, year of birth 2025 — supports popularity.
