How Many People Are Named Nicolaus?
An estimated 1,109 people in the United States have the first name Nicolaus. It is almost exclusively a male name. The average bearer is 31 years old, and Nicolaus peaked in popularity in 1998 with 47 births that year.
Below you will find a full statistical profile of Nicolaus 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 Nicolaus paired with any surname.
Estimated Living Americans
1,109
About 1 in 309,066 people in the U.S.
Rarity
Rare
Predicted Gender
Male
100.0% confidence
Average Age
31
years old
Peak Year
1998
47 births
Total Registered
1,141
since 1880
Gender Distribution for Nicolaus
Nicolaus is almost exclusively a male name. Out of 1,141 total births registered, 100.0% were male.
Nicolaus as a male name
Ranked #8,716 in 2023
9 male births in 2023
Peak: 1998 (47 births)
Nicolaus: Popularity Over Time
SSA records for Nicolaus span from the 1970s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 1990s, when 374 babies were registered. Nicolaus has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Nicolaus by Decade
How has Nicolaus 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.
Nicolaus by State
Birth registrations for Nicolaus span all 5 states and territories in the SSA database. The highest counts are in California, Texas, Florida. The lowest are in Pennsylvania, Illinois, Florida. On average, about 46 Nicolauss were registered per state.
Nicolaus + Last Name Combinations
How many people share a full name with Nicolaus as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Nicolaus
Other first names starting with N with a similar number of bearers.
Nicolaus: Questions and Answers
How many people in the U.S. are named Nicolaus?
We estimate approximately 1,109 people named Nicolaus 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 309,066 Americans share this first name.
Is Nicolaus a common name?
Nicolaus is classified as "Rare" and is more popular than 90.8% of all first names in the SSA database. A total of 1,141 births have been registered with this name since 1880.
When was Nicolaus most popular?
Nicolaus reached peak popularity in 1998, when 47 babies were given this name. The average age of a living person named Nicolaus is approximately 31 years old, reflecting when the name was most commonly given.
Is Nicolaus a male name?
Nicolaus is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Nicolaus Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Nicolaus Smith, Nicolaus Johnson, Nicolaus 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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