Feminine dossier · first seen 1949
Kaylen
Stable Decline
Gradual decline from 2009
Peak era
2009
Peak births
425
Current vitality
Rare
Peak generation
Gen Z
Quick answers about Kaylen
How many people are named Kaylen?
An estimated 7,032 living Americans are named Kaylen.
How rare is Kaylen?
Kaylen is uncommon among babies today, with 61 girls receiving the name in 2025, down 85.6% from its 2009 peak.
How old is the typical Kaylen?
The median age of a living American named Kaylen is approximately 19 years, with most bearers falling between 14 and 26 years old.
Is Kaylen still popular?
Not especially. Kaylen has been declining since its 2009 peak and registered 61 births in 2025.
Where is Kaylen most common?
Kaylen has its strongest geographic signal in Mississippi, where it appears 3.8× more often than the national baseline.
1949Peak 20092025
Peak year
2009
Decline from peak
85.6%
2025
61
All-time
7,150
Where it lives now
Kaylen is most concentrated in Mississippi — about 3.8× the national rate in the 2010s.
States where Kaylen is given more often than the national average — its present-day heartland.