How Many People Are Named Delfina?
An estimated 2,028 people in the United States have the first name Delfina. It is almost exclusively a female name. The average bearer is 49 years old, and Delfina peaked in popularity in 1925 with 86 births that year.
Below you will find a full statistical profile of Delfina 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 Delfina paired with any surname.
Estimated Living Americans
2,028
About 1 in 169,011 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
49
years old
Peak Year
1925
86 births
Total Registered
4,012
since 1880
Gender Distribution for Delfina
Delfina is almost exclusively a female name. Out of 4,012 total births registered, 100.0% were female.
Delfina as a female name
Ranked #6,433 in 2024
18 female births in 2024
Peak: 1925 (86 births)
Delfina: Popularity Over Time
SSA records for Delfina span from the 1880s to the 2020s, covering 15 decades of naming data. The most popular decade for this name was the 1920s, when 634 babies were registered. Delfina has declined significantly from its peak in the 1920s. Recent registrations are a fraction of what they were at the name's height.
Delfina by Decade
How has Delfina 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.
Delfina by State
Birth registrations for Delfina span all 6 states and territories in the SSA database. The highest counts are in Texas, California, Arizona. The lowest are in Florida, New York, New Mexico. On average, about 424 Delfinas were registered per state.
Delfina + Last Name Combinations
How many people share a full name with Delfina as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Delfina
Other first names starting with D with a similar number of bearers.
Delfina: Questions and Answers
How many people in the U.S. are named Delfina?
We estimate approximately 2,028 people named Delfina 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 169,011 Americans share this first name.
Is Delfina a common name?
Delfina is classified as "Rare" and is more popular than 93.8% of all first names in the SSA database. A total of 4,012 births have been registered with this name since 1880.
When was Delfina most popular?
Delfina reached peak popularity in 1925, when 86 babies were given this name. The average age of a living person named Delfina is approximately 49 years old, reflecting when the name was most commonly given.
Is Delfina a female name?
Delfina is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Delfina Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Delfina Smith, Delfina Johnson, Delfina 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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