How Many People Are Named Oneisha?
An estimated 243 people in the United States have the first name Oneisha. It is almost exclusively a female name. The average bearer is 31 years old, and Oneisha peaked in popularity in 1994 with 56 births that year.
Below you will find a full statistical profile of Oneisha 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 Oneisha paired with any surname.
Estimated Living Americans
243
About 1 in 1,410,512 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
31
years old
Peak Year
1994
56 births
Total Registered
251
since 1880
Gender Distribution for Oneisha
Oneisha is almost exclusively a female name. Out of 251 total births registered, 100.0% were female.
Oneisha as a female name
Ranked #17,423 in 2002
5 female births in 2002
Peak: 1994 (56 births)
Oneisha: Popularity Over Time
SSA records for Oneisha span from the 1980s to the 2000s, covering 3 decades of naming data. The most popular decade for this name was the 1990s, when 229 babies were registered. Oneisha has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Oneisha by Decade
How has Oneisha 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.
Oneisha by State
Birth registrations for Oneisha span all 6 states and territories in the SSA database. The highest counts are in New York, North Carolina, New Jersey. The lowest are in Texas, Georgia, Florida. On average, about 7 Oneishas were registered per state.
Oneisha + Last Name Combinations
How many people share a full name with Oneisha as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Oneisha
Other first names starting with O with a similar number of bearers.
Oneisha: Questions and Answers
How many people in the U.S. are named Oneisha?
We estimate approximately 243 people named Oneisha 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 1,410,512 Americans share this first name.
Is Oneisha a common name?
Oneisha is classified as "Very Rare" and is more popular than 76.7% of all first names in the SSA database. A total of 251 births have been registered with this name since 1880.
When was Oneisha most popular?
Oneisha reached peak popularity in 1994, when 56 babies were given this name. The average age of a living person named Oneisha is approximately 31 years old, reflecting when the name was most commonly given.
Is Oneisha a female name?
Oneisha is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Oneisha Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Oneisha Smith, Oneisha Johnson, Oneisha 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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