Feminine dossier · first seen 1984
Katlynn
Stable Decline
Gradual decline from 1999
Peak era
1999
Peak births
268
Current vitality
Below reporting floor
Peak generation
Gen Z
Quick answers about Katlynn
How many people are named Katlynn?
An estimated 3,890 living Americans are named Katlynn.
How rare is Katlynn?
Katlynn fell below the SSA's 5-birth reporting floor in 2025. It is extremely rare as a new baby name.
How old is the typical Katlynn?
The median age of a living American named Katlynn is approximately 28 years, with most bearers falling between 23 and 32 years old.
Is Katlynn still popular?
Not especially. Katlynn has been declining since its 1999 peak and registered 0 births in 2025.
Where is Katlynn most common?
Katlynn has its strongest geographic signal in Missouri, where it appears 2.7× more often than the national baseline.
1984Peak 19992025
Peak year
1999
Decline from peak
100%
2025
0
All-time
3,975