Kaylin is a girl name family recorded 81,899 times in 11 countries since 1947. It ranks highest today in the United States (#1570 in 2025). Its all-time peak was in British Columbia in 2007, at 99.4 births per 100,000. Elsewhere it is mostly given as Kailyn (Ontario, France), Cailin (Ireland).
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 Kaylin
| Variants | Language | Total births | Country | Latest rank | Peak year | 10-year trend |
|---|---|---|---|---|---|---|
| Kaylin | English | 19,934 | 🇺🇸 United States | #1643 | 2009 | ▼ 69 % |
| Kaylin | English | 372 | 🇨🇦 Ontario | – | 1999 | – |
| Kaylin | English | 160 | 🏴 England & Wales | #3034 | 2007 | ▲ 9 % |
| Kaylin | English | 135 | 🇨🇦 Alberta | – | 1998 | – |
| Kaylin | English | 69 | 🇨🇦 British Columbia | – | 2000 | – |
| Kaylin | English | 44 | 🏴 Scotland | – | 2009 | – |
| Kailyn | English | 14,351 | 🇺🇸 United States | #1818 | 2011 | ▼ 70 % |
| Kailyn | English | 401 | 🇨🇦 Ontario | – | 2010 | – |
| Kailyn | English | 106 | 🇨🇦 Alberta | – | 2000 | – |
| Kailyn | English | 64 | 🇨🇦 British Columbia | – | 2007 | – |
| Kailyn | English | 37 | 🏴 England & Wales | – | 2011 | – |
| Kailyn | English | 25 | 🇫🇷 France | – | 2019 | – |
| Kaylyn | English | 12,091 | 🇺🇸 United States | #2514 | 1997 | ▼ 59 % |
| Kaylyn | English | 253 | 🇨🇦 Ontario | – | 2003 | – |
| Kaylyn | English | 88 | 🇨🇦 Alberta | – | 2003 | – |
| Kaylyn | English | 40 | 🏴 England & Wales | – | 2006 | – |
| Kaylyn | English | 39 | 🇨🇦 British Columbia | – | 1998 | – |
| Kaylyn | English | 5 | 🏴 Scotland | – | 2008 | – |
| Kaylynn | English | 12,257 | 🇺🇸 United States | #1570 | 2009 | ▼ 61 % |
| Kaylynn | English | 68 | 🇨🇦 Ontario | – | 2007 | – |
| Kaylynn | English | 15 | 🇨🇦 Alberta | – | 2001 | – |
| Cailyn | English | 5,554 | 🇺🇸 United States | #3712 | 2009 | ▼ 72 % |
| Cailyn | English | 156 | 🇨🇦 Ontario | – | 2008 | – |
| Cailyn | English | 62 | 🏴 England & Wales | – | 2008 | – |
| Cailyn | English | 26 | 🇨🇦 Alberta | – | 2008 | – |
| Cailyn | English | 17 | 🇨🇦 British Columbia | – | 2007 | – |
| Cailyn | English | 17 | 🏴 Scotland | – | 2009 | – |
| Kailynn | English | 4,747 | 🇺🇸 United States | #2326 | 2011 | ▼ 62 % |
| Kailynn | English | 21 | 🇨🇦 Ontario | – | 2008 | – |
| Kailynn | English | 10 | 🇫🇷 France | – | 2016 | – |
| Kailynn | English | 6 | 🇨🇦 Alberta | – | 2008 | – |
| Cailin | English | 3,743 | 🇺🇸 United States | #11932 | 1998 | ▼ 84 % |
| Cailin | English | 127 | 🏴 England & Wales | – | 2002 | – |
| Cailin | English | 106 | 🇨🇦 Ontario | – | 2004 | – |
| Cailin | English | 56 | 🇮🇪 Ireland | – | 2003 | – |
| Cailin | English | 40 | 🏴 Scotland | – | 2010 | – |
| Cailin | English | 7 | 🇬🇧 Northern Ireland | – | 1998 | – |
| Caylin | English | 2,558 | 🇺🇸 United States | #10917 | 2009 | ▼ 83 % |
| Kailin | English | 1,410 | 🇺🇸 United States | #7133 | 2000 | ▼ 37 % |
| Cailynn | English | 1,183 | 🇺🇸 United States | #6546 | 2013 | ▼ 68 % |
| Cailynn | English | 5 | 🇫🇷 France | – | 2008 | – |
| Kaylinn | English | 606 | 🇺🇸 United States | #14942 | 2014 | ▼ 79 % |
| Kaylinn | English | 5 | 🇫🇷 France | – | 2020 | – |
| Caylyn | English | 445 | 🇺🇸 United States | – | 2009 | – |
| Caylynn | English | 368 | 🇺🇸 United States | – | 2009 | – |
How we grouped these names
- Kaylin ↔ Kailyn — spelling variant
- Kaylin ↔ Kaylyn — spelling variant
- Kaylin ↔ Kaylynn — spelling variant
- Kaylin ↔ Cailyn — spelling variant
- Kaylin ↔ Kailynn — spelling variant
- Kaylin ↔ Cailin — spelling variant
- Kaylin ↔ Caylin — spelling variant
- Kaylin ↔ Kailin — spelling variant
- Kaylin ↔ Cailynn — spelling variant
- Kaylin ↔ Kaylinn — spelling variant
- Kaylin ↔ Caylyn — spelling variant
- Kaylin ↔ Caylynn — spelling variant
Questions about Kaylin
How popular is the name Kaylin?
In 2025 it ranked #1570 in the United States. Official registers record 81,899 births across 11 countries.
What is Kaylin in other languages?
Kailyn (English); Kaylyn (English); Kaylynn (English); Cailyn (English); Kailynn (English); Cailin (English); Caylin (English); Kailin (English); Cailynn (English); Kaylinn (English).
When was Kaylin most popular?
It peaked in British Columbia in 2007, at 99.4 births per 100,000.
Is Kaylin a boy or a girl name?
In official birth registers, Kaylin is a girl name.