Feminine dossier · first seen 1934
Karilyn
Stable Decline
Gradual decline from 1978
Peak era
1978
Peak births
32
Current vitality
Below reporting floor
Peak generation
Gen X
Quick answers about Karilyn
How many people are named Karilyn?
An estimated 735 living Americans are named Karilyn.
How rare is Karilyn?
Karilyn 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 Karilyn?
The median age of a living American named Karilyn is approximately 42 years, with most bearers falling between 30 and 57 years old.
Is Karilyn still popular?
Not especially. Karilyn has been declining since its 1978 peak and registered 0 births in 2025.
1934Peak 19782025
Peak year
1978
Decline from peak
100%
2025
0
All-time
897