How Many People Are Named Rosalin?
An estimated 671 people in the United States have the first name Rosalin. It is almost exclusively a female name. The average bearer is 37 years old, and Rosalin peaked in popularity in 2022 with 19 births that year.
Below you will find a full statistical profile of Rosalin 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 Rosalin paired with any surname.
Estimated Living Americans
671
About 1 in 510,811 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
37
years old
Peak Year
2022
19 births
Total Registered
892
since 1880
Gender Distribution for Rosalin
Rosalin is almost exclusively a female name. Out of 892 total births registered, 100.0% were female.
Rosalin as a female name
Ranked #7,857 in 2024
14 female births in 2024
Peak: 2022 (19 births)
Rosalin: Popularity Over Time
SSA records for Rosalin span from the 1910s to the 2020s, covering 12 decades of naming data. The most popular decade for this name was the 2010s, when 137 babies were registered. While Rosalin is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Rosalin by Decade
How has Rosalin 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.
Rosalin by State
Birth registrations for Rosalin span all 3 states and territories in the SSA database. The highest counts are in California, Illinois, New York. The lowest are in New York, Illinois, California. On average, about 5 Rosalins were registered per state.
Rosalin + Last Name Combinations
How many people share a full name with Rosalin as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Rosalin
Other first names starting with R with a similar number of bearers.
Rosalin: Questions and Answers
How many people in the U.S. are named Rosalin?
We estimate approximately 671 people named Rosalin 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 510,811 Americans share this first name.
Is Rosalin a common name?
Rosalin is classified as "Very Rare" and is more popular than 87.2% of all first names in the SSA database. A total of 892 births have been registered with this name since 1880.
When was Rosalin most popular?
Rosalin reached peak popularity in 2022, when 19 babies were given this name. The average age of a living person named Rosalin is approximately 37 years old, reflecting when the name was most commonly given.
Is Rosalin a female name?
Rosalin is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Rosalin Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Rosalin Smith, Rosalin Johnson, Rosalin 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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