How Many People Are Named Diann?
An estimated 7,982 people in the United States have the first name Diann. It is almost exclusively a female name. The average bearer is 69 years old, and Diann peaked in popularity in 1947 with 557 births that year.
Below you will find a full statistical profile of Diann 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 Diann paired with any surname.
Key Insights
- With an average bearer age of 69, Diann is a vintage name most associated with earlier generations. Most living bearers were born before 1967.
Estimated Living Americans
7,982
About 1 in 42,941 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
69
years old
Peak Year
1947
557 births
Total Registered
12,252
since 1880
Gender Distribution for Diann
Diann is almost exclusively a female name. Out of 12,252 total births registered, 100.0% were female.
Diann as a female name
Ranked #17,254 in 2014
5 female births in 2014
Peak: 1947 (557 births)
Diann: Popularity Over Time
SSA records for Diann span from the 1920s to the 2010s, covering 10 decades of naming data. The most popular decade for this name was the 1950s, when 4,627 babies were registered. Diann has declined significantly from its peak in the 1950s. Recent registrations are a fraction of what they were at the name's height.
Diann by Decade
How has Diann 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.
Diann by State
Birth registrations for Diann span all 41 states and territories in the SSA database. The highest counts are in Texas, Ohio, Pennsylvania. The lowest are in New Mexico, Idaho, Arizona. On average, about 242 Dianns were registered per state.
Diann + Last Name Combinations
How many people share a full name with Diann as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Diann
Other first names starting with D with a similar number of bearers.
Diann: Questions and Answers
How many people in the U.S. are named Diann?
We estimate approximately 7,982 people named Diann 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 42,941 Americans share this first name.
Is Diann a common name?
Diann is classified as "Rare" and is more popular than 97.4% of all first names in the SSA database. A total of 12,252 births have been registered with this name since 1880.
When was Diann most popular?
Diann reached peak popularity in 1947, when 557 babies were given this name. The average age of a living person named Diann is approximately 69 years old, reflecting when the name was most commonly given.
Is Diann a female name?
Diann is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Diann Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Diann Smith, Diann Johnson, Diann 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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