How Many People Are Named Tadeo?
An estimated 5,051 people in the United States have the first name Tadeo. It is almost exclusively a male name. The average bearer is 8 years old, and Tadeo peaked in popularity in 2024 with 781 births that year.
Below you will find a full statistical profile of Tadeo 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 Tadeo paired with any surname.
Key Insights
- Tadeo is a modern name. With an average bearer age of just 8, it has gained most of its popularity in recent years.
Estimated Living Americans
5,051
About 1 in 67,859 people in the U.S.
Rarity
Rare
Predicted Gender
Male
100.0% confidence
Average Age
8
years old
Peak Year
2024
781 births
Total Registered
5,089
since 1880
Gender Distribution for Tadeo
Tadeo is almost exclusively a male name. Out of 5,089 total births registered, 100.0% were male.
Tadeo as a male name
Ranked #412 in 2024
781 male births in 2024
Peak: 2024 (781 births)
Tadeo: Popularity Over Time
SSA records for Tadeo span from the 1960s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 2020s, when 2,817 babies were registered. Tadeo remains highly popular today, with recent registration numbers near its historical peak.
Tadeo by Decade
How has Tadeo 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.
Tadeo by State
Birth registrations for Tadeo span all 34 states and territories in the SSA database. The highest counts are in Texas, California, Arizona. The lowest are in Minnesota, Louisiana, Kentucky. On average, about 125 Tadeos were registered per state.
Tadeo + Last Name Combinations
How many people share a full name with Tadeo as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Tadeo
Other first names starting with T with a similar number of bearers.
Tadeo: Questions and Answers
How many people in the U.S. are named Tadeo?
We estimate approximately 5,051 people named Tadeo 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 67,859 Americans share this first name.
Is Tadeo a common name?
Tadeo is classified as "Rare" and is more popular than 96.6% of all first names in the SSA database. A total of 5,089 births have been registered with this name since 1880.
When was Tadeo most popular?
Tadeo reached peak popularity in 2024, when 781 babies were given this name. The average age of a living person named Tadeo is approximately 8 years old, reflecting when the name was most commonly given.
Is Tadeo a male name?
Tadeo is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Tadeo Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Tadeo Smith, Tadeo Johnson, Tadeo 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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