How Many People Are Named Dolphus?
An estimated 345 people in the United States have the first name Dolphus. It is almost exclusively a male name. The average bearer is 74 years old, and Dolphus peaked in popularity in 1930 with 37 births that year.
Below you will find a full statistical profile of Dolphus 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 Dolphus paired with any surname.
Key Insights
- With an average bearer age of 74, Dolphus is a vintage name most associated with earlier generations. Most living bearers were born before 1962.
Estimated Living Americans
345
About 1 in 993,491 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
74
years old
Peak Year
1930
37 births
Total Registered
1,245
since 1880
Gender Distribution for Dolphus
Dolphus is almost exclusively a male name. Out of 1,245 total births registered, 100.0% were male.
Dolphus as a male name
Ranked #5,247 in 1978
6 male births in 1978
Peak: 1930 (37 births)
Dolphus: Popularity Over Time
SSA records for Dolphus span from the 1880s to the 1970s, covering 10 decades of naming data. The most popular decade for this name was the 1920s, when 251 babies were registered. Dolphus has declined significantly from its peak in the 1920s. Recent registrations are a fraction of what they were at the name's height.
Dolphus by Decade
How has Dolphus 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.
Dolphus by State
Birth registrations for Dolphus span all 6 states and territories in the SSA database. The highest counts are in Alabama, Georgia, North Carolina. The lowest are in Texas, Mississippi, Florida. On average, about 17 Dolphuss were registered per state.
Dolphus + Last Name Combinations
How many people share a full name with Dolphus as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Dolphus
Other first names starting with D with a similar number of bearers.
Dolphus: Questions and Answers
How many people in the U.S. are named Dolphus?
We estimate approximately 345 people named Dolphus 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 993,491 Americans share this first name.
Is Dolphus a common name?
Dolphus is classified as "Very Rare" and is more popular than 80.7% of all first names in the SSA database. A total of 1,245 births have been registered with this name since 1880.
When was Dolphus most popular?
Dolphus reached peak popularity in 1930, when 37 babies were given this name. The average age of a living person named Dolphus is approximately 74 years old, reflecting when the name was most commonly given.
Is Dolphus a male name?
Dolphus is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Dolphus Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Dolphus Smith, Dolphus Johnson, Dolphus 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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