Masculine dossier · first seen 1998
Deklan
Stable Decline
Gradual decline from 2018
Peak era
2018
Peak births
193
Current vitality
Rare
Peak generation
Gen Alpha
Quick answers about Deklan
How many people are named Deklan?
An estimated 2,461 living Americans are named Deklan.
How rare is Deklan?
Deklan is uncommon among babies today, with 57 boys receiving the name in 2025, down 70.5% from its 2018 peak.
How old is the typical Deklan?
The median age of a living American named Deklan is approximately 10 years, with most bearers falling between 6 and 14 years old.
Is Deklan still popular?
Not especially. Deklan has been declining since its 2018 peak and registered 57 births in 2025.
Where is Deklan most common?
Deklan has its strongest geographic signal in Wisconsin, where it appears 2.9× more often than the national baseline.
1998Peak 20182025
Peak year
2018
Decline from peak
70.5%
2025
57
All-time
2,484
Where it lives now
Deklan is most concentrated in Wisconsin — about 2.9× the national rate in the 2010s. It also runs high in Pennsylvania.
States where Deklan is given more often than the national average — its present-day heartland.