How Many People Are Named Erasmus?
An estimated 41 people in the United States have the first name Erasmus. It is almost exclusively a male name. The average bearer is 30 years old, and Erasmus peaked in popularity in 1921 with 8 births that year.
Below you will find a full statistical profile of Erasmus 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 Erasmus paired with any surname.
Key Insights
- Erasmus is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
41
About 1 in 8,359,862 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
30
years old
Peak Year
1921
8 births
Total Registered
117
since 1880
Gender Distribution for Erasmus
Erasmus is almost exclusively a male name. Out of 117 total births registered, 100.0% were male.
Erasmus as a male name
Ranked #11,160 in 2021
6 male births in 2021
Peak: 1921 (8 births)
Erasmus: Popularity Over Time
SSA records for Erasmus span from the 1880s to the 2020s, covering 8 decades of naming data. The most popular decade for this name was the 1920s, when 30 babies were registered. While Erasmus is less common than at its peak in the 1920s, it remains a well-established name with steady registrations.
Erasmus by Decade
How has Erasmus 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.
Erasmus by State
Erasmus + Last Name Combinations
How many people share a full name with Erasmus as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Erasmus
Other first names starting with E with a similar number of bearers.
Erasmus: Questions and Answers
How many people in the U.S. are named Erasmus?
We estimate approximately 41 people named Erasmus 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 8,359,862 Americans share this first name.
Is Erasmus a common name?
Erasmus is classified as "Very Rare" and is more popular than 51.4% of all first names in the SSA database. A total of 117 births have been registered with this name since 1880.
When was Erasmus most popular?
Erasmus reached peak popularity in 1921, when 8 babies were given this name. The average age of a living person named Erasmus is approximately 30 years old, reflecting when the name was most commonly given.
Is Erasmus a male name?
Erasmus is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Erasmus Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Erasmus Smith, Erasmus Johnson, Erasmus 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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