How Many People Are Named Olin?
An estimated 4,658 people in the United States have the first name Olin. It is almost exclusively a male name. The average bearer is 44 years old, and Olin peaked in popularity in 1921 with 197 births that year.
Below you will find a full statistical profile of Olin 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 Olin paired with any surname.
Estimated Living Americans
4,658
About 1 in 73,584 people in the U.S.
Rarity
Rare
Predicted Gender
Male
99.9% confidence
Average Age
44
years old
Peak Year
1921
197 births
Total Registered
9,847
since 1880
Gender Distribution for Olin
Olin is almost exclusively a male name. Out of 9,847 total births registered, 99.9% were male.
Olin as a male name
Ranked #2,143 in 2024
69 male births in 2024
Peak: 1921 (197 births)
Olin as a female name
Ranked #5,430 in 1926
5 female births in 1926
Peak: 1926 (5 births)
Olin: Popularity Over Time
SSA records for Olin span from the 1880s to the 2020s, covering 15 decades of naming data. The most popular decade for this name was the 1920s, when 1,540 babies were registered. Olin has declined significantly from its peak in the 1920s. Recent registrations are a fraction of what they were at the name's height.
Olin by Decade
How has Olin 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.
Olin by State
Birth registrations for Olin span all 30 states and territories in the SSA database. The highest counts are in South Carolina, Georgia, Texas. The lowest are in New Mexico, Louisiana, Iowa. On average, about 154 Olins were registered per state.
Olin + Last Name Combinations
How many people share a full name with Olin as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Olin
Other first names starting with O with a similar number of bearers.
Olin: Questions and Answers
How many people in the U.S. are named Olin?
We estimate approximately 4,658 people named Olin 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 73,584 Americans share this first name.
Is Olin a common name?
Olin is classified as "Rare" and is more popular than 96.4% of all first names in the SSA database. A total of 9,847 births have been registered with this name since 1880.
When was Olin most popular?
Olin reached peak popularity in 1921, when 197 babies were given this name. The average age of a living person named Olin is approximately 44 years old, reflecting when the name was most commonly given.
Is Olin a male name?
Olin is predominantly male. 99.9% of people with this name are male. See the gender breakdown above for full details.
How many Olin Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Olin Smith, Olin Johnson, Olin 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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