Feminine dossier · first seen 1982
Jailyn
Stable
Cross-generational persistence
Peak era
2007
Peak births
278
Current vitality
Rare
Peak generation
Gen Z
Quick answers about Jailyn
How many people are named Jailyn?
An estimated 5,035 living Americans are named Jailyn.
How rare is Jailyn?
Jailyn is uncommon among babies today, with 72 girls receiving the name in 2025, down 74.1% from its 2007 peak.
How old is the typical Jailyn?
The median age of a living American named Jailyn is approximately 19 years, with most bearers falling between 12 and 24 years old.
Is Jailyn still popular?
Yes. Jailyn is holding steady, with 72 births in 2025 and a consistent recent baseline.
Where is Jailyn most common?
Jailyn has its strongest geographic signal in Louisiana, where it appears 4.0× more often than the national baseline.
1982Peak 20072025
Peak year
2007
Decline from peak
74.1%
2025
72
All-time
5,105