How Many People Are Named Nemo?
An estimated 61 people in the United States have the first name Nemo. It is almost exclusively a male name. The average bearer is 16 years old, and Nemo peaked in popularity in 2021 with 8 births that year.
Below you will find a full statistical profile of Nemo 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 Nemo paired with any surname.
Key Insights
- Nemo is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
61
About 1 in 5,618,924 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
16
years old
Peak Year
2021
8 births
Total Registered
68
since 1880
Gender Distribution for Nemo
Nemo is almost exclusively a male name. Out of 68 total births registered, 100.0% were male.
Nemo as a male name
Ranked #9,428 in 2021
8 male births in 2021
Peak: 2021 (8 births)
Nemo: Popularity Over Time
SSA records for Nemo span from the 1920s to the 2020s, covering 5 decades of naming data. The most popular decade for this name was the 2010s, when 24 babies were registered. While Nemo is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Nemo by Decade
How has Nemo 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.
Nemo + Last Name Combinations
How many people share a full name with Nemo as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Nemo
Other first names starting with N with a similar number of bearers.
Nemo: Questions and Answers
How many people in the U.S. are named Nemo?
We estimate approximately 61 people named Nemo 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 5,618,924 Americans share this first name.
Is Nemo a common name?
Nemo is classified as "Very Rare" and is more popular than 57.3% of all first names in the SSA database. A total of 68 births have been registered with this name since 1880.
When was Nemo most popular?
Nemo reached peak popularity in 2021, when 8 babies were given this name. The average age of a living person named Nemo is approximately 16 years old, reflecting when the name was most commonly given.
Is Nemo a male name?
Nemo is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Nemo Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Nemo Smith, Nemo Johnson, Nemo 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.
Search for a full name combination
How Many of Me