How Many People Are Named Diamantina?
An estimated 348 people in the United States have the first name Diamantina. It is almost exclusively a female name. The average bearer is 63 years old, and Diamantina peaked in popularity in 1947 with 19 births that year.
Below you will find a full statistical profile of Diamantina 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 Diamantina paired with any surname.
Estimated Living Americans
348
About 1 in 984,926 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
63
years old
Peak Year
1947
19 births
Total Registered
654
since 1880
Gender Distribution for Diamantina
Diamantina is almost exclusively a female name. Out of 654 total births registered, 100.0% were female.
Diamantina as a female name
Ranked #14,033 in 1994
5 female births in 1994
Peak: 1947 (19 births)
Diamantina: Popularity Over Time
SSA records for Diamantina span from the 1910s to the 1990s, covering 9 decades of naming data. The most popular decade for this name was the 1940s, when 116 babies were registered. Diamantina has declined significantly from its peak in the 1940s. Recent registrations are a fraction of what they were at the name's height.
Diamantina by Decade
How has Diamantina 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.
Diamantina by State
Diamantina + Last Name Combinations
How many people share a full name with Diamantina as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Diamantina
Other first names starting with D with a similar number of bearers.
Diamantina: Questions and Answers
How many people in the U.S. are named Diamantina?
We estimate approximately 348 people named Diamantina 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 984,926 Americans share this first name.
Is Diamantina a common name?
Diamantina is classified as "Very Rare" and is more popular than 80.8% of all first names in the SSA database. A total of 654 births have been registered with this name since 1880.
When was Diamantina most popular?
Diamantina reached peak popularity in 1947, when 19 babies were given this name. The average age of a living person named Diamantina is approximately 63 years old, reflecting when the name was most commonly given.
Is Diamantina a female name?
Diamantina is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Diamantina Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Diamantina Smith, Diamantina Johnson, Diamantina 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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