How Many People Are Named Theodore Roosevelt?
There are approximately 1 people named Theodore Roosevelt living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 342,754,338 Americans.
This estimate combines SSA birth records for the first name Theodore with Census Bureau frequency data for the surname Roosevelt. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Estimated People with This Name
1
1 in 342,754,338 Americans
Combination Rarity
Very Rare
First Name
View full profileTheodore
Last Name
View full profileRoosevelt
Theodore: Popularity Over Time
Year-by-year SSA birth registrations for the first name Theodore. The peak year was 2024 with 12,024 births. The average person named Theodore today is 34 years old.
Ancestry of the Roosevelt Surname
Self-reported race and ethnicity breakdown for people with the surname Roosevelt, from the 2010 U.S. Census Bureau.
How we calculated this
The first name "Theodore" has an estimated frequency of 0.0575% among living Americans, based on SSA birth records from 1880 to 2024 adjusted for mortality using CDC 2023 life tables.
The surname "Roosevelt" appears at a rate of 0.34 per 100,000 people in the 2010 U.S. Census.
Multiplying these frequencies against the U.S. population of ~343 million gives 1 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Theodore
Other people with the surname Roosevelt
Theodore Roosevelt: Questions and Answers
How many people are named Theodore Roosevelt?
We estimate approximately 1 people named Theodore Roosevelt are alive in the United States today. The first name Theodore is shared by 197,010 Americans, and the surname Roosevelt is shared by 1,142.
How rare is the name Theodore Roosevelt?
This name combination is classified as Very Rare, occurring at a rate of about 1 in 342,754,338 Americans. The first name Theodore is common and the surname Roosevelt is rare.
Is Theodore a male or female name?
Theodore is predominantly male, with 99.7% of bearers being male and 0.3% female. It peaked in popularity in 2024 and the average bearer today is 34 years old.
Where does this data come from?
First name data comes from the Social Security Administration (1880 to 2024), adjusted for survival using CDC 2023 life tables. Surname data comes from the 2010 U.S. Census Bureau. Full methodology.
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