Kaelyn is a girl name family recorded 34,465 times in 12 countries since 1916. It ranks highest today in Germany's large cities (#308 in 2025). Its all-time peak was in Ireland in 2009, at 80.1 births per 100,000. Elsewhere it is mostly given as Celyn (England & Wales), Keelin (Ireland), Celin (Argentina).
Popularity by country
Births per 100,000 newborns, all forms of the name combined.
Which form wins where
Births per 100,000 newborns for each form, in the selected country.
All forms of Kaelyn
| Variants | Language | Total births | Country | Latest rank | Peak year | 10-year trend |
|---|---|---|---|---|---|---|
| Kaelyn | English | 15,648 | 🇺🇸 United States | #1592 | 2009 | ▼ 76 % |
| Kaelyn | English | 415 | 🇨🇦 Ontario | – | 2006 | – |
| Kaelyn | English | 164 | 🇨🇦 Alberta | – | 2013 | – |
| Kaelyn | English | 163 | 🇨🇦 British Columbia | – | 2008 | – |
| Kaelyn | English | 130 | 🏴 England & Wales | #3034 | 2006 | new |
| Kaelyn | English | 90 | 🇫🇷 France | – | 2020 | – |
| Kaelynn | English | 5,052 | 🇺🇸 United States | #2298 | 2012 | ▼ 69 % |
| Kaelynn | English | 45 | 🇫🇷 France | #7096 | 2019 | ▲ 27 % |
| Kaelynn | English | 33 | 🇨🇦 Ontario | – | 2013 | – |
| Kaelynn | English | 5 | 🇨🇦 Alberta | – | 2007 | – |
| Kaelin | English | 2,737 | 🇺🇸 United States | #14942 | 2005 | ▼ 85 % |
| Kaelin | English | 16 | 🇨🇦 Ontario | – | 2001 | – |
| Kaelin | English | 10 | 🏴 England & Wales | – | 2006 | – |
| Kaelin | English | 5 | 🇨🇦 Alberta | – | 1995 | – |
| Caelyn | English | 2,426 | 🇺🇸 United States | #5238 | 2012 | ▼ 73 % |
| Caelyn | English | 49 | 🇨🇦 Ontario | – | 2011 | – |
| Caelyn | English | 29 | 🏴 England & Wales | – | 2009 | – |
| Caelyn | English | 10 | 🇨🇦 Alberta | – | 2007 | – |
| Kellyn | English | 1,984 | 🇺🇸 United States | #10917 | 1985 | ▼ 78 % |
| Kellyn | English | 35 | 🇫🇷 France | – | 2020 | – |
| Keelin | English | 1,040 | 🇺🇸 United States | – | 2002 | – |
| Keelin | English | 547 | 🇮🇪 Ireland | – | 2009 | – |
| Keelin | English | 16 | 🏴 England & Wales | – | 2000 | – |
| Keelin | English | 6 | 🇨🇦 Ontario | – | 2004 | – |
| Keelyn | English | 865 | 🇺🇸 United States | #10917 | 2010 | ▼ 61 % |
| Celyn | English | 686 | 🏴 England & Wales | #2006 | 2012 | ▲ 3 % |
| Celyn | English | 12 | 🇺🇸 United States | – | 2021 | – |
| Caelynn | English | 607 | 🇺🇸 United States | #7885 | 2020 | ▼ 37 % |
| Celin | German | 114 | 🇦🇷 Argentina | – | 1939 | – |
| Celin | German | 101 | 🇸🇪 Sweden | #526 | 2021 | ▲ 87 % |
| Celin | German | 86 | 🇦🇹 Austria | – | 2012 | – |
| Celin | German | 61 | 🇩🇪 Germany (large cities) | #308 | 2025 | – |
| Celin | German | 55 | 🇺🇸 United States | – | 2004 | – |
| Celin | German | 25 | 🇫🇷 France | – | 1916 | – |
| Caelin | English | 430 | 🇺🇸 United States | – | 2003 | – |
| Kelyn | English | 428 | 🇺🇸 United States | – | 2006 | – |
| Kelin | English | 321 | 🇺🇸 United States | – | 2007 | – |
How we grouped these names
- Kaelyn ↔ Kaelynn — spelling variant
- Kaelyn ↔ Kaelin — spelling variant
- Kaelyn ↔ Caelyn — spelling variant
- Kaelyn ↔ Kellyn — spelling variant
- Kaelyn ↔ Keelin — spelling variant
- Kaelyn ↔ Keelyn — spelling variant
- Kaelyn ↔ Celyn — spelling variant
- Kaelyn ↔ Caelynn — spelling variant
- Kaelyn ↔ Celin — spelling variant
- Kaelyn ↔ Caelin — spelling variant
- Kaelyn ↔ Kelyn — spelling variant
- Kaelyn ↔ Kelin — spelling variant
Questions about Kaelyn
How popular is the name Kaelyn?
In 2025 it ranked #308 in Germany's large cities. Official registers record 34,465 births across 12 countries.
What is Kaelyn in other languages?
Kaelynn (English); Kaelin (English); Caelyn (English); Kellyn (English); Keelin (English); Keelyn (English); Celyn (English); Caelynn (English); Celin (German); Caelin (English).
When was Kaelyn most popular?
It peaked in Ireland in 2009, at 80.1 births per 100,000.
Is Kaelyn a boy or a girl name?
In official birth registers, Kaelyn is a girl name.