How Many People Are Named Nii?
An estimated 55 people in the United States have the first name Nii. It is almost exclusively a male name. The average bearer is 30 years old, and Nii peaked in popularity in 1999 with 8 births that year.
Below you will find a full statistical profile of Nii 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 Nii paired with any surname.
Key Insights
- Nii is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
55
About 1 in 6,231,897 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
30
years old
Peak Year
1999
8 births
Total Registered
57
since 1880
Gender Distribution for Nii
Nii is almost exclusively a male name. Out of 57 total births registered, 100.0% were male.
Nii as a male name
Ranked #11,720 in 2014
6 male births in 2014
Peak: 1999 (8 births)
Nii: Popularity Over Time
SSA records for Nii span from the 1970s to the 2010s, covering 5 decades of naming data. The most popular decade for this name was the 2000s, when 18 babies were registered. While Nii is less common than at its peak in the 2000s, it remains a well-established name with steady registrations.
Nii by Decade
How has Nii 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.
Nii + Last Name Combinations
How many people share a full name with Nii as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Nii
Other first names starting with N with a similar number of bearers.
Nii: Questions and Answers
How many people in the U.S. are named Nii?
We estimate approximately 55 people named Nii 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 6,231,897 Americans share this first name.
Is Nii a common name?
Nii is classified as "Very Rare" and is more popular than 55.7% of all first names in the SSA database. A total of 57 births have been registered with this name since 1880.
When was Nii most popular?
Nii reached peak popularity in 1999, when 8 babies were given this name. The average age of a living person named Nii is approximately 30 years old, reflecting when the name was most commonly given.
Is Nii a male name?
Nii is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Nii Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Nii Smith, Nii Johnson, Nii 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