Masculine dossier · first seen 1880
Theadore
Resurgent
Gaining cultural share
Peak era
1927
Peak births
91
Current vitality
Rare
Peak generation
Greatest Generation
Quick answers about Theadore
How many people are named Theadore?
An estimated 1,226 living Americans are named Theadore.
How rare is Theadore?
Theadore is very rare among babies today, with 5 boys receiving the name in 2025, down 94.5% from its 1927 peak.
How old is the typical Theadore?
The median age of a living American named Theadore is approximately 65 years, with most bearers falling between 50 and 74 years old.
Is Theadore still popular?
Yes — Theadore is currently rising in popularity, with 5 births in 2025. Births this decade are running about 2.3× higher than the previous decade.
1880Peak 19272025
Peak year
1927
Decline from peak
94.5%
2025
5
All-time
4,005