boy's name
Cainan
- Gender Boy
- Letters 6
- Popularity Uncommon
- Births on record 1,075
Cainan is a boy's name. In 2025 it was given to 32 babies in the United States. It is used consistently but remains uncommon.
- Peaked in 2016, when 47 babies were given the name.
- Its usage has held steady over the past decade.
- Today about 1 in 103,605 babies in the United States is given this name.
- First appears in US birth records in 1981.
Cainan over time
Births per decade in the United States, 1980s 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 |
|---|---|
| 1980s | 52 |
| 1990s | 141 |
| 2000s | 309 |
| 2010s | 338 |
| 2020s (to 2025) | 184 |
How popular is Cainan?
In 2025, Cainan was given to 32 babies in the United States. It is used consistently but remains uncommon.
Where Cainan 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 Cainan
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Cainan also like
Names whose popularity has risen and fallen in step with Cainan over the last century — the same taste, a different name.
Sibling names for Cainan
Names from the same era that won't rhyme or share an initial with Cainan — the two things that make a sibling set grate.
Common questions about Cainan
How popular is the name Cainan?
In 2025, Cainan was given to 32 babies in the United States. It is used consistently but remains uncommon.
Is Cainan a girl's or a boy's name?
Cainan is given almost entirely to boys in birth records.
When was Cainan most popular?
Cainan peaked in 2016, when 47 babies were given the name. Its usage has held steady over the past decade.
Is Cainan a good name?
That is not something records can settle, but they can tell you what you would be choosing. Cainan currently ranks #3,550 in the United States. Its usage has held steady over the past decade. Everything else — how it sounds with your surname, who it reminds you of — is yours.