Masculine dossier · first seen 1994
Caius
Rising
Gaining cultural share
Peak era
2025
Peak births
254
Current vitality
Fragile
Peak generation
Gen Alpha
Quick answers about Caius
How many people are named Caius?
An estimated 2,309 living Americans are named Caius.
How rare is Caius?
Caius is uncommon among babies today, with 254 boys receiving the name in 2025, matching its recorded peak.
How old is the typical Caius?
The median age of a living American named Caius is approximately 7 years, with most bearers falling between 3 and 12 years old.
Is Caius still popular?
Yes — Caius is currently rising in popularity, with 254 births in 2025. Births this decade are running about 2.4× higher than the previous decade.
1994Peak 20252025
Peak year
2025
Decline from peak
0%
2025
254
All-time
2,329