Feminine dossier · first seen 1988
Keilyn
Stable
Cross-generational persistence
Peak era
2009
Peak births
63
Current vitality
Rare
Peak generation
Gen Z
Quick answers about Keilyn
How many people are named Keilyn?
An estimated 1,198 living Americans are named Keilyn.
How rare is Keilyn?
Keilyn is very rare among babies today, with 30 girls receiving the name in 2025, down 52.4% from its 2009 peak.
How old is the typical Keilyn?
The median age of a living American named Keilyn is approximately 14 years, with most bearers falling between 7 and 19 years old.
Is Keilyn still popular?
Yes. Keilyn is holding steady, with 30 births in 2025 and a consistent recent baseline.
Where is Keilyn most common?
Keilyn has its strongest geographic signal in New York, where it appears 2.4× more often than the national baseline.
1988Peak 20092025
Peak year
2009
Decline from peak
52.4%
2025
30
All-time
1,212
Where it lives now
Keilyn is most concentrated in New York — about 2.4× the national rate in the 2010s. It also runs high in Texas.
States where Keilyn is given more often than the national average — its present-day heartland.