How Many People Are Named Osinachi?
An estimated 139 people in the United States have the first name Osinachi. It is used for both genders, with 70.7% male. The average bearer is 8 years old, and Osinachi peaked in popularity in 2016 with 33 births that year.
Below you will find a full statistical profile of Osinachi 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 Osinachi paired with any surname.
Estimated Living Americans
139
About 1 in 2,465,859 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
70.7% confidence
Average Age
8
years old
Peak Year
2016
33 births
Total Registered
140
since 1880
Gender Distribution for Osinachi
Osinachi is a genuinely unisex name, used for both males (70.7%) and females (29.3%). Out of 140 total births registered, 99 were male and 41 were female.
Osinachi as a male name
Ranked #9,610 in 2024
8 male births in 2024
Peak: 2016 (17 births)
Osinachi as a female name
Ranked #14,799 in 2024
6 female births in 2024
Peak: 2016 (16 births)
Osinachi: Popularity Over Time
SSA records for Osinachi span from the 2000s to the 2020s, covering 3 decades of naming data. The most popular decade for this name was the 2010s, when 93 babies were registered. While Osinachi is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Osinachi by Decade
How has Osinachi 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.
Osinachi by State
Osinachi + Last Name Combinations
How many people share a full name with Osinachi as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Osinachi
Other first names starting with O with a similar number of bearers.
Osinachi: Questions and Answers
How many people in the U.S. are named Osinachi?
We estimate approximately 139 people named Osinachi 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 2,465,859 Americans share this first name.
Is Osinachi a common name?
Osinachi is classified as "Very Rare" and is more popular than 69.2% of all first names in the SSA database. A total of 140 births have been registered with this name since 1880.
When was Osinachi most popular?
Osinachi reached peak popularity in 2016, when 33 babies were given this name. The average age of a living person named Osinachi is approximately 8 years old, reflecting when the name was most commonly given.
Is Osinachi a male name?
Osinachi is predominantly male. 70.7% of people with this name are male. See the gender breakdown above for full details.
How many Osinachi Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Osinachi Smith, Osinachi Johnson, Osinachi 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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