Masculine dossier · first seen 1913
Isidoro
Stable Decline
Gradual decline from 1929
Peak era
1929
Peak births
24
Current vitality
Below reporting floor
Peak generation
Silent Generation
Quick answers about Isidoro
How many people are named Isidoro?
An estimated 821 living Americans are named Isidoro.
How rare is Isidoro?
Isidoro fell below the SSA's 5-birth reporting floor in 2025. It is extremely rare as a new baby name.
How old is the typical Isidoro?
The median age of a living American named Isidoro is approximately 43 years, with most bearers falling between 30 and 59 years old.
Is Isidoro still popular?
Not especially. Isidoro has been declining since its 1929 peak and registered 0 births in 2025.
Where is Isidoro most common?
Isidoro has its strongest geographic signal in Texas, where it appears 9.3× more often than the national baseline.
1913Peak 19292025
Peak year
1929
Decline from peak
100%
2025
0
All-time
1,292