Kaylyn
Kaylyn was the 2525th most popular name for girls in 2025, given to 70 babies. Its best year was 1997, when it ranked 519th with 462 babies. Over the last ten years it has moved down 1,253 places. More babies were named Kaylyn in the 2000s than in any other decade.
Meaning Not yet researched how we research meanings
- Rank in 2025
- #2,525 girls, down 136 places since 2020
- Babies in 2025
- 70girls
- Girls and boys
- Almost always a girl’s name2021–2025
- Peak year
- 1997462 babies
- Total since 1880
- 12,091babies recorded
Kaylyn popularity since 1880
A few boys are given the name too: 38 since 1992.
| Year | Rank (girls) | Babies (girls) |
|---|---|---|
| 2025 | #2,525 | 70 |
| 2020 | #2,389 | 74 |
| 2010 | #770 | 356 |
| 2000 | #589 | 437 |
| 1990 | #678 | 315 |
| 1980 | #4,059 | 19 |
| 1970 | #4,354 | 13 |
| 1960 | #5,424 | 7 |
| 1950 | #5,690 | 5 |
| 1940 | — | — |
| 1930 | — | — |
| 1920 | — | — |
| 1910 | — | — |
| 1900 | — | — |
| 1890 | — | — |
| 1880 | — | — |
How popular is Kaylyn, counting every spelling?
Kaylyn is a spelling of Kaylin, a name family that ranked #295 for girls in 2025 once every spelling is counted together, compared with #2,525 for Kaylyn on its own. Together these spellings went to 1,103 girls in 2025.
| Spelling | Babies 2025 | Official rank | Babies 2021–2025 |
|---|---|---|---|
| Kaylin | 126 | #1,644 | 834 |
| Kaylynn | 134 | #1,576 | 774 |
| Kailyn | 110 | #1,825 | 736 |
| Kaelyn | 131 | #1,601 | 728 |
| Kayleen | 70 | #2,524 | 559 |
| Kaelynn | 79 | #2,310 | 537 |
| Kailynn | 78 | #2,343 | 501 |
| Kaylyn | 70 | #2,525 | 372 |
| Kaylen | 61 | #2,796 | 363 |
| Cailyn | 40 | #3,728 | 261 |
| Kaileen | 33 | #4,299 | 242 |
| Kaylene | 37 | #3,947 | 224 |
Spellings count together when they sound the same in American English and are used for the same sex; nicknames and forms that sound different (such as Theo and Theodore) are kept apart. How we group spellings.
How many kids will share the name Kaylyn?
70 of the 3,606,400 babies born in the US in 2025 were named Kaylyn (0.02 per 1,000 births). For a girl named Kaylyn born in 2025, the chance that another child with the same name is in a class of 20 children the same age is under 1 in 50. If every grade liked the name as much as the 2025 babies do, only about one elementary school in 120 (of 430 pupils) would have a child named Kaylyn.
Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.
How old are people named Kaylyn?
About 11,900 people born in the US named Kaylyn are alive today, with a median age of 25; half are between 17 and 32. That makes Kaylyn mostly worn by children and young adults.
Babies given the name each year (SSA) times the share of that birth year still alive (SSA life tables). Counts people born in the US only. Method.
Kaylyn by state
How common Kaylyn was among girls born in each state in 2021–2025. In 41 states fewer than five girls a year got the name, too few for SSA to publish, so those states show as zero.
Names with a similar history
These names rose and fell in step with Kaylyn: their share of US girls followed the most similar curve since 1880. If you like Kaylyn, they share its era and feel.
Questions about the name Kaylyn
How popular is the name Kaylyn?
Kaylyn was the 2525th most popular name for girls in 2025, given to 70 babies. Its best year was 1997, when it ranked 519th with 462 babies. Over the last ten years it has moved down 1,253 places. More babies were named Kaylyn in the 2000s than in any other decade.
Is Kaylyn a boy or girl name?
In 2021–2025, almost always a girl’s name given the name Kaylyn in the US.
Where is Kaylyn most popular?
In 2021–2025, Kaylyn was most common in Arkansas (0.10 per 1,000 girls), followed by Georgia and New York.