Kailyn is a girl name with a modern feel, drawn from real birth records.
| Country | Births on record |
|---|---|
| United States since 1880 | 14,351 births |
| England & Wales since 1996 | 62 births |
| Ireland since 1964 | 3 births |
Counts come from national birth registrations: the U.S. Social Security Administration, England & Wales (ONS) and Ireland (CSO). Coverage spans differ, so totals aren't directly comparable across countries.
Babies named Kailyn per year — United States (1981–2025). United States peaked in 2011 (799/yr) · England & Wales peaked in 2011 (10/yr) · Ireland peaked in 2008 (3/yr).
Kailyn reached its peak in 2011, when it was the #774 most popular baby name in the United States — making it a quintessential 2010s name.
Not sure if it's the one? The best way to know is to see if your partner loves it too. Swipe baby names with your partner and match on the ones you both ❤️ — free, no account needed to start.
Find your name together →