How Many People Are Named Olanrewaju?
An estimated 78 people in the United States have the first name Olanrewaju. It is almost exclusively a male name. The average bearer is 22 years old, and Olanrewaju peaked in popularity in 1990 with 6 births that year.
Below you will find a full statistical profile of Olanrewaju 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 Olanrewaju paired with any surname.
Key Insights
- Olanrewaju is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
78
About 1 in 4,394,286 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
22
years old
Peak Year
1990
6 births
Total Registered
80
since 1880
Gender Distribution for Olanrewaju
Olanrewaju is almost exclusively a male name. Out of 80 total births registered, 100.0% were male.
Olanrewaju as a male name
Ranked #13,646 in 2024
5 male births in 2024
Peak: 1990 (6 births)
Olanrewaju: Popularity Over Time
SSA records for Olanrewaju span from the 1970s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 2010s, when 22 babies were registered. While Olanrewaju is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Olanrewaju by Decade
How has Olanrewaju 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.
Olanrewaju + Last Name Combinations
How many people share a full name with Olanrewaju as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Olanrewaju
Other first names starting with O with a similar number of bearers.
Olanrewaju: Questions and Answers
How many people in the U.S. are named Olanrewaju?
We estimate approximately 78 people named Olanrewaju 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 4,394,286 Americans share this first name.
Is Olanrewaju a common name?
Olanrewaju is classified as "Very Rare" and is more popular than 60.9% of all first names in the SSA database. A total of 80 births have been registered with this name since 1880.
When was Olanrewaju most popular?
Olanrewaju reached peak popularity in 1990, when 6 babies were given this name. The average age of a living person named Olanrewaju is approximately 22 years old, reflecting when the name was most commonly given.
Is Olanrewaju a male name?
Olanrewaju is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Olanrewaju Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Olanrewaju Smith, Olanrewaju Johnson, Olanrewaju 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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