Masculine dossier · first seen 1922
Koji
Rising
Gaining cultural share
Peak era
2025
Peak births
34
Current vitality
Rare
Peak generation
Gen Alpha
Quick answers about Koji
How many people are named Koji?
An estimated 617 living Americans are named Koji.
How rare is Koji?
Koji is very rare among babies today, with 34 boys receiving the name in 2025, matching its recorded peak.
How old is the typical Koji?
The median age of a living American named Koji is approximately 16 years, with most bearers falling between 7 and 27 years old.
Is Koji still popular?
Yes — Koji is currently rising in popularity, with 34 births in 2025. Births this decade are running about 1.3× higher than the previous decade.
1922Peak 20252025
Peak year
2025
Decline from peak
0%
2025
34
All-time
645