Kaytlyn
A girl's name of Irish origin with 2,716 recorded U.S. births.
Meaning & Origin
At 7 letters and two syllables, Kaytlyn hits the middle ground most parents look for: long enough to feel complete, short enough for everyday use. It has been used as a girl's name in the U.S. since 1985, with 2,716 total recorded births.
Currently ranked #8154, Kaytlyn is familiar enough that people will recognize it but not so common that your child shares it with three classmates.
In the most recent SSA release, Kaytlyn ranks #8154 among U.S. girl names — distinctive enough to stand out.
Kaytlyn is a girl's baby name of Irish origin, a variant spelling of Caitlin — the Irish form of Katherine, from the Greek Aikaterine, meaning 'pure.' The -yn ending is a popular contemporary modification that gives this Celtic classic a fresh, modern visual character.
With over 2,700 recorded U.S. births, Kaytlyn has real presence — a name that bridges Irish tradition and American contemporary style, warm and perfectly balanced between heritage and freshness.
EtymologyShow more
The ending of a name often carries more etymological information than the beginning. Kaytlyn's final sounds are smooth, flowing — a popular compound ending in American feminine naming. In English-language naming, many feminine names end on open vowels or soft consonants, creating a melodic, approachable quality. Kaytlyn follows that feminine pattern.
Explore the ending-based name pages on this site to find names that share Kaytlyn's suffix pattern — names with similar endings often share a style and era, even when they come from different linguistic backgrounds.
At a Glance
Popularity Over Time
Kaytlyn was #1776 twenty years ago and has since drifted to #8154, but its charm endures.
Popularity by Decade
| Decade | Births | Trend |
|---|---|---|
| 2020s | 57 | ▼ |
| 2010s | 252 | ▼ |
| 2000s | 1,009 | ▼ |
| 1990s | 1,272 | ▲ |
| 1980s | 126 | — |
The Story of Kaytlyn
A Gen Z name
Peaking in 1998, Kaytlyn is a name that defines a generation. Girls named Kaytlyn are most likely born between 1988 and 2008.
How rare is Kaytlyn?
Only about 1 in every 276,923 babies born in 2024 was named Kaytlyn — a truly uncommon choice.
The journey through the decades
First appeared in the records in 1985, peaked in the 1990s with 1,272 births that decade, and has since become a rare, vintage choice.
Kaytlyn by the numbers
- Would fill 57 school buses
- Meeting one Kaytlyn per day would take 7.4 years
Year-by-Year Data
View complete yearly data(40 years, 1985–2024)
| Year | Births | Rank |
|---|---|---|
| 2024 | 13 | #8154 |
| 2023 | 11 | #9299 |
| 2022 | 14 | #7833 |
| 2021 | 9 | #10688 |
| 2020 | 10 | #9907 |
| 2019 | 23 | #5524 |
| 2018 | 16 | #7246 |
| 2017 | 26 | #5122 |
| 2016 | 13 | #8633 |
| 2015 | 15 | #7803 |
| 2014 | 19 | #6586 |
| 2013 | 33 | #4380 |
| 2012 | 25 | #5479 |
| 2011 | 44 | #3574 |
| 2010 | 38 | #3995 |
| 2009 | 41 | #3837 |
| 2008 | 64 | #2818 |
| 2007 | 71 | #2608 |
| 2006 | 102 | #1969 |
| 2005 | 92 | #2042 |
Source: U.S. Social Security Administration. Showing years with 5+ recorded births.
Frequently Asked Questions
Is Kaytlyn a boy's or girl's name?
When was Kaytlyn most popular?
How popular is the name Kaytlyn?
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Data source: U.S. Social Security Administration, 1985–2024