Feminine dossier · first seen 1998
Addalyn
Stable Decline
Gradual decline from 2015
Peak era
2015
Peak births
259
Current vitality
Rare
Peak generation
Gen Alpha
Quick answers about Addalyn
How many people are named Addalyn?
An estimated 3,058 living Americans are named Addalyn.
How rare is Addalyn?
Addalyn is uncommon among babies today, with 84 girls receiving the name in 2025, down 67.6% from its 2015 peak.
How old is the typical Addalyn?
The median age of a living American named Addalyn is approximately 10 years, with most bearers falling between 6 and 13 years old.
Is Addalyn still popular?
Not especially. Addalyn has been declining since its 2015 peak and registered 84 births in 2025.
Where is Addalyn most common?
Addalyn has its strongest geographic signal in Kentucky, where it appears 3.7× more often than the national baseline.
1998Peak 20152025
Peak year
2015
Decline from peak
67.6%
2025
84
All-time
3,086
Where it lives now
Addalyn is most concentrated in Kentucky — about 3.7× the national rate in the 2010s. It also runs high in Indiana and Ohio.
States where Addalyn is given more often than the national average — its present-day heartland.