How Many People Are Named Theodoros?
An estimated 511 people in the United States have the first name Theodoros. It is almost exclusively a male name. The average bearer is 25 years old, and Theodoros peaked in popularity in 2024 with 29 births that year.
Below you will find a full statistical profile of Theodoros 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 Theodoros paired with any surname.
Estimated Living Americans
511
About 1 in 670,752 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
25
years old
Peak Year
2024
29 births
Total Registered
526
since 1880
Gender Distribution for Theodoros
Theodoros is almost exclusively a male name. Out of 526 total births registered, 100.0% were male.
Theodoros as a male name
Ranked #3,873 in 2024
29 male births in 2024
Peak: 2024 (29 births)
Theodoros: Popularity Over Time
SSA records for Theodoros span from the 1960s to the 2020s, covering 7 decades of naming data. The most popular decade for this name was the 2010s, when 127 babies were registered. Theodoros remains highly popular today, with recent registration numbers near its historical peak.
Theodoros by Decade
How has Theodoros 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.
Theodoros by State
Theodoros + Last Name Combinations
How many people share a full name with Theodoros as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Theodoros
Other first names starting with T with a similar number of bearers.
Theodoros: Questions and Answers
How many people in the U.S. are named Theodoros?
We estimate approximately 511 people named Theodoros 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 670,752 Americans share this first name.
Is Theodoros a common name?
Theodoros is classified as "Very Rare" and is more popular than 84.8% of all first names in the SSA database. A total of 526 births have been registered with this name since 1880.
When was Theodoros most popular?
Theodoros reached peak popularity in 2024, when 29 babies were given this name. The average age of a living person named Theodoros is approximately 25 years old, reflecting when the name was most commonly given.
Is Theodoros a male name?
Theodoros is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Theodoros Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Theodoros Smith, Theodoros Johnson, Theodoros 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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