How Many People Are Named Diego?
An estimated 121,703 people in the United States have the first name Diego. While not in the top 50, it remains a well-known name ranking #454 overall. It is almost exclusively a male name. The average bearer is 19 years old, and Diego peaked in popularity in 2006 with 8,423 births that year.
Below you will find a full statistical profile of Diego 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 Diego paired with any surname.
Key Insights
- While Diego is overwhelmingly male, 239 female births have been registered with this name since 1880.
Estimated Living Americans
121,703
About 1 in 2,816 people in the U.S.
Rarity
Common
Predicted Gender
Male
99.8% confidence
Average Age
19
years old
Peak Year
2006
8,423 births
Total Registered
124,028
since 1880
Gender Distribution for Diego
Diego is almost exclusively a male name. Out of 124,028 total births registered, 99.8% were male.
Diego as a male name
Ranked #145 in 2024
2,506 male births in 2024
Peak: 2006 (8,403 births)
Diego as a female name
Ranked #15,795 in 2023
5 female births in 2023
Peak: 2006 (20 births)
Diego: Popularity Over Time
SSA records for Diego span from the 1880s to the 2020s, covering 14 decades of naming data. The most popular decade for this name was the 2000s, when 56,154 babies were registered. Diego has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Diego by Decade
How has Diego 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.
Diego by State
Birth registrations for Diego span all 48 states and territories in the SSA database. The highest counts are in California, Texas, Illinois. The lowest are in Maine, Montana, Alaska. On average, about 2,533 Diegos were registered per state.
Diego + Last Name Combinations
How many people share a full name with Diego as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Diego
Other first names starting with D with a similar number of bearers.
Diego: Questions and Answers
How many people in the U.S. are named Diego?
We estimate approximately 121,703 people named Diego 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 2,816 Americans share this first name.
Is Diego a common name?
Diego is classified as "Common" and is more popular than 99.6% of all first names in the SSA database. A total of 124,028 births have been registered with this name since 1880.
When was Diego most popular?
Diego reached peak popularity in 2006, when 8,423 babies were given this name. The average age of a living person named Diego is approximately 19 years old, reflecting when the name was most commonly given.
Is Diego a male name?
Diego is predominantly male. 99.8% of people with this name are male. See the gender breakdown above for full details.
How many Diego Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Diego Smith, Diego Johnson, Diego 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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