boy's name
Kailo
- Gender Boy
- Letters 5
- Popularity Uncommon
- Births on record 702
Kailo is a boy's name. In 2025 it was given to 79 babies in the United States. It is used consistently but remains uncommon.
- Peaked in 2022, when 99 babies were given the name.
- It has been rising over the past decade.
- Today about 1 in 41,967 babies in the United States is given this name.
- First appears in US birth records in 2010.
Kailo over time
Births per decade in the United States, 2010s 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 |
|---|---|
| 2010s | 99 |
| 2020s (to 2025) | 501 |
How popular is Kailo?
In 2025, Kailo was given to 79 babies in the United States. It is used consistently but remains uncommon.
Where Kailo 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.
How Kailo is spelled
Birth registers count each spelling separately, so every one has its own ranking.
| Spelling | What it is | Births on record |
|---|---|---|
| Kaïlo | Kaïlo is Kailo written with a diaeresis, used in France, where it ranks #4,569. | 5 |
Names that peaked alongside Kailo
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Kailo also like
Names whose popularity has risen and fallen in step with Kailo over the last century — the same taste, a different name.
Sibling names for Kailo
Names from the same era that won't rhyme or share an initial with Kailo — the two things that make a sibling set grate.
Common questions about Kailo
How popular is the name Kailo?
In 2025, Kailo was given to 79 babies in the United States. It is used consistently but remains uncommon.
Is Kailo a girl's or a boy's name?
Kailo is given almost entirely to boys in birth records.
When was Kailo most popular?
Kailo peaked in 2022, when 99 babies were given the name. It has been rising over the past decade.
Is Kailo a good name?
That is not something records can settle, but they can tell you what you would be choosing. Kailo currently ranks #1,955 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.