An estimated 5,793 living Americans are named Tadeo.
How rare is Tadeo?
Tadeo is moderately uncommon among babies today, with 753 boys receiving the name in 2025.
How old is the typical Tadeo?
The median age of a living American named Tadeo is approximately 5 years, with most bearers falling between 2 and 9 years old.
Is Tadeo still popular?
Yes — Tadeo is currently rising in popularity, with 753 births in 2025. Births this decade are running about 4.8× higher than the previous decade.
Where is Tadeo most common?
Tadeo has its strongest geographic signal in Texas, where it appears 3.5× more often than the national baseline.
1968Peak 20242025
Peak year
2024
Decline from peak
3.7%
2025
753
All-time
5,843
Diaspora map
Tadeo spread fast — broke out in Arizona, California, Colorado, Illinois, Nebraska, Nevada, Oklahoma, Oregon, and Texas (2023) and ran high in 10 states within a decade.
Broke out: Arizona, California, Colorado, Illinois, Nebraska, Nevada, Oklahoma, Oregon, and Texas, 2023 · over-represented in 10 states over 1 year
