How Many People Are Named Thedore?
An estimated 381 people in the United States have the first name Thedore. It is almost exclusively a male name. The average bearer is 72 years old, and Thedore peaked in popularity in 1929 with 34 births that year.
Below you will find a full statistical profile of Thedore as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Thedore paired with any surname.
Key Insights
- With an average bearer age of 72, Thedore is a vintage name most associated with earlier generations. Most living bearers were born before 1964.
Estimated Living Americans
381
About 1 in 899,618 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
72
years old
Peak Year
1929
34 births
Total Registered
1,136
since 1880
Gender Distribution for Thedore
Thedore is almost exclusively a male name. Out of 1,136 total births registered, 100.0% were male.
Thedore as a male name
Ranked #12,157 in 2022
6 male births in 2022
Peak: 1929 (34 births)
Thedore: Popularity Over Time
SSA records for Thedore span from the 1900s to the 2020s, covering 10 decades of naming data. The most popular decade for this name was the 1920s, when 242 babies were registered. Thedore has declined significantly from its peak in the 1920s. Recent registrations are a fraction of what they were at the name's height.
Thedore by Decade
How has Thedore tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Thedore by State
Birth registrations for Thedore span all 3 states and territories in the SSA database. The highest counts are in North Carolina, Alabama, Florida. The lowest are in Florida, Alabama, North Carolina. On average, about 12 Thedores were registered per state.
Thedore + Last Name Combinations
How many people share a full name with Thedore as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Thedore
Other first names starting with T with a similar number of bearers.
Thedore: Questions and Answers
How many people in the U.S. are named Thedore?
We estimate approximately 381 people named Thedore are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 899,618 Americans share this first name.
Is Thedore a common name?
Thedore is classified as "Very Rare" and is more popular than 81.8% of all first names in the SSA database. A total of 1,136 births have been registered with this name since 1880.
When was Thedore most popular?
Thedore reached peak popularity in 1929, when 34 babies were given this name. The average age of a living person named Thedore is approximately 72 years old, reflecting when the name was most commonly given.
Is Thedore a male name?
Thedore is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Thedore Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Thedore Smith, Thedore Johnson, Thedore Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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