Masculine dossier · first seen 1880
Cornelius
Stable Decline
Gradual decline from 1974
Peak era
1974
Peak births
486
Current vitality
Rare
Peak generation
Gen X
Quick answers about Cornelius
How many people are named Cornelius?
An estimated 19,420 living Americans are named Cornelius.
How rare is Cornelius?
Cornelius is uncommon among babies today, with 82 boys receiving the name in 2025, down 83.1% from its 1974 peak.
How old is the typical Cornelius?
The median age of a living American named Cornelius is approximately 45 years, with most bearers falling between 31 and 59 years old.
Is Cornelius still popular?
Not especially. Cornelius has been declining since its 1974 peak and registered 82 births in 2025.
Where is Cornelius most common?
Cornelius has its strongest geographic signal in Mississippi, where it appears 7.8× more often than the national baseline.
1880Peak 19742025
Peak year
1974
Decline from peak
83.1%
2025
82
All-time
36,407
Where it lives now
Cornelius is most concentrated in Mississippi — about 7.5× the national rate in the 2000s.
States where Cornelius is given more often than the national average — its present-day heartland.