boy's name
Gaius
- Origin Latin
- Gender Boy
- Letters 5
- Popularity Uncommon
- Births on record 606
Gaius is a boy's name. In 2025 it was given to 31 babies in the United States. It is used consistently but remains uncommon.
- Gaius is a name of Latin origin.
- Peaked in 2014, when 42 babies were given the name.
- It has been rising over the past decade.
- Today about 1 in 106,952 babies in the United States is given this name.
- First appears in US birth records in 1920.
Gaius over time
Births per decade in the United States, 1920s to 2020s. The striped bar is the 2020s, still in progress — it covers 2020 to 2025, not a full ten years.
Show the numbers
| Decade | Births |
|---|---|
| 1920s | 15 |
| 1930s | 10 |
| 1940s | 12 |
| 1950s | 5 |
| 1970s | 12 |
| 1980s | 10 |
| 1990s | 5 |
| 2000s | 80 |
| 2010s | 229 |
| 2020s (to 2025) | 151 |
How popular is Gaius?
In 2025, Gaius was given to 31 babies in the United States. It is used consistently but remains uncommon.
Where Gaius is used
US figures omit any name given to fewer than five babies in a year, so the rarest names are absent from the source rather than absent from use. Data & sources.
Names that peaked alongside Gaius
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Gaius also like
Names whose popularity has risen and fallen in step with Gaius over the last century — the same taste, a different name.
Sibling names for Gaius
Names from the same era that won't rhyme or share an initial with Gaius — the two things that make a sibling set grate.
Common questions about Gaius
How popular is the name Gaius?
In 2025, Gaius was given to 31 babies in the United States. It is used consistently but remains uncommon.
Is Gaius a girl's or a boy's name?
Gaius is given almost entirely to boys in birth records.
When was Gaius most popular?
Gaius peaked in 2014, when 42 babies were given the name. It has been rising over the past decade.
Is Gaius a good name?
That is not something records can settle, but they can tell you what you would be choosing. Gaius currently ranks #3,400 in the United States. It has been rising over the past decade. Everything else — how it sounds with your surname, who it reminds you of — is yours.