girl's name
Kailynn
- Gender Girl
- Letters 7
- Popularity Uncommon
- Births on record 4,900
Kailynn is a girl's name. In 2025 it was given to 78 babies in the United States. It is used consistently but remains uncommon.
- Peaked in 2011, when 290 babies were given the name.
- It has been falling over the past decade.
- Today about 1 in 42,506 babies in the United States is given this name.
- First appears in US birth records in 1985.
Kailynn 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 | 49 |
| 1990s | 445 |
| 2000s | 1,479 |
| 2010s | 2,129 |
| 2020s (to 2025) | 645 |
How popular is Kailynn?
In 2025, Kailynn was given to 78 babies in the United States. It is used consistently but remains uncommon.
Where Kailynn 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 Kailynn is spelled
Birth registers count each spelling separately, so every one has its own ranking.
| Spelling | What it is | Births on record |
|---|---|---|
| Kaïlynn | Kaïlynn is Kailynn written with a diaeresis, used in France, where it ranks #5,900. | 10 |
Names that peaked alongside Kailynn
These names rose and fell in the same era, which is why they tend to sound like they belong together.
Parents who like Kailynn also like
Names whose popularity has risen and fallen in step with Kailynn over the last century — the same taste, a different name.
Sibling names for Kailynn
Names from the same era that won't rhyme or share an initial with Kailynn — the two things that make a sibling set grate.
Common questions about Kailynn
How popular is the name Kailynn?
In 2025, Kailynn was given to 78 babies in the United States. It is used consistently but remains uncommon.
Is Kailynn a girl's or a boy's name?
Kailynn is given almost entirely to girls in birth records.
When was Kailynn most popular?
Kailynn peaked in 2011, when 290 babies were given the name. It has been falling over the past decade.
Is Kailynn a good name?
That is not something records can settle, but they can tell you what you would be choosing. Kailynn currently ranks #2,348 in the United States. It has been falling over the past decade. Everything else — how it sounds with your surname, who it reminds you of — is yours.