Caelyn
Primarily a girl's name with 2,396 recorded births. Also given to 5 boys.
Meaning & Origin
At 6 letters and two syllables, Caelyn 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 1987, with 2,396 total recorded births.
Currently ranked #5813, Caelyn 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, Caelyn ranks #5813 among U.S. girl names — distinctive enough to stand out.
Caelyn is a girl's and boy's baby name of modern American origin, a phonetic spelling of Kaelyn — blending Kay and the popular -lyn suffix. It has a light, melodic sound that fits the contemporary taste for names that feel both familiar and distinctive, combining the warmth of Caitlin with the breezy ease of modern -lyn names.
EtymologyShow more
The ending of a name often carries more etymological information than the beginning. Caelyn'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. Caelyn follows that feminine pattern.
Explore the ending-based name pages on this site to find names that share Caelyn'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
Caelyn was #2815 twenty years ago and has since drifted to #5813, but its charm endures.
Popularity by Decade
| Decade | Births | Trend |
|---|---|---|
| 2020s | 169 | ▼ |
| 2010s | 1,171 | ▲ |
| 2000s | 893 | ▲ |
| 1990s | 150 | ▲ |
| 1980s | 13 | — |
The Story of Caelyn
A Gen Z name
Peaking in 2012, Caelyn is a name that defines a generation. Girls named Caelyn are most likely born between 2002 and 2022.
How rare is Caelyn?
Only about 1 in every 171,429 babies born in 2024 was named Caelyn — a truly uncommon choice.
The journey through the decades
First appeared in the records in 1987, gained momentum through the mid-century, peaked in the 2010s with 1,171 births that decade, and has since become a rare, vintage choice.
Caelyn by the numbers
- Would fill 50 school buses
- Meeting one Caelyn per day would take 6.6 years
Year-by-Year Data
View complete yearly data(37 years, 1987–2024)
| Year | Births | Rank |
|---|---|---|
| 2024 | 21 | #5813 |
| 2023 | 37 | #3992 |
| 2022 | 37 | #3981 |
| 2021 | 27 | #4858 |
| 2020 | 47 | #3290 |
| 2019 | 56 | #2931 |
| 2018 | 44 | #3511 |
| 2017 | 55 | #2968 |
| 2016 | 67 | #2620 |
| 2015 | 97 | #2027 |
| 2014 | 124 | #1692 |
| 2013 | 183 | #1286 |
| 2012 | 193 | #1251 |
| 2011 | 173 | #1339 |
| 2010 | 179 | #1311 |
| 2009 | 174 | #1367 |
| 2008 | 97 | #2093 |
| 2007 | 125 | #1737 |
| 2006 | 134 | #1597 |
| 2005 | 112 | #1758 |
Source: U.S. Social Security Administration. Showing years with 5+ recorded births.
Caelyn as a Boy's Name
While overwhelmingly a girl's name, Caelyn has also been given to 5 boys in the U.S. since 2012.
Frequently Asked Questions
Is Caelyn a boy's or girl's name?
When was Caelyn most popular?
How popular is the name Caelyn?
Can Caelyn be used for both boys and girls?
Data source: U.S. Social Security Administration, 1987–2024