How Many People Are Named Adelaida?
An estimated 2,319 people in the United States have the first name Adelaida. It is almost exclusively a female name. The average bearer is 35 years old, and Adelaida peaked in popularity in 2024 with 92 births that year.
Below you will find a full statistical profile of Adelaida 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 Adelaida paired with any surname.
Estimated Living Americans
2,319
About 1 in 147,803 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
35
years old
Peak Year
2024
92 births
Total Registered
3,111
since 1880
Gender Distribution for Adelaida
Adelaida is almost exclusively a female name. Out of 3,111 total births registered, 100.0% were female.
Adelaida as a female name
Ranked #2,078 in 2024
92 female births in 2024
Peak: 2024 (92 births)
Adelaida: Popularity Over Time
SSA records for Adelaida span from the 1880s to the 2020s, covering 15 decades of naming data. The most popular decade for this name was the 2010s, when 396 babies were registered. Adelaida remains highly popular today, with recent registration numbers near its historical peak.
Adelaida by Decade
How has Adelaida 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.
Adelaida by State
Birth registrations for Adelaida span all 7 states and territories in the SSA database. The highest counts are in Texas, California, New York. The lowest are in New Jersey, Arizona, Florida. On average, about 243 Adelaidas were registered per state.
Adelaida + Last Name Combinations
How many people share a full name with Adelaida as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Adelaida
Other first names starting with A with a similar number of bearers.
Adelaida: Questions and Answers
How many people in the U.S. are named Adelaida?
We estimate approximately 2,319 people named Adelaida 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 147,803 Americans share this first name.
Is Adelaida a common name?
Adelaida is classified as "Rare" and is more popular than 94.3% of all first names in the SSA database. A total of 3,111 births have been registered with this name since 1880.
When was Adelaida most popular?
Adelaida reached peak popularity in 2024, when 92 babies were given this name. The average age of a living person named Adelaida is approximately 35 years old, reflecting when the name was most commonly given.
Is Adelaida a female name?
Adelaida is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Adelaida Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Adelaida Smith, Adelaida Johnson, Adelaida 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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