How Many People Are Named Rosilyn?
people named Rosilyn are alive in the United States today (estimate)
About 1 in 658,545 people in the US has this name
Based on 642 babies named Rosilyn in Social Security records from 1930 to 2023, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Peak Year
22 births
Trend
Stable (last 10 years)
⚧ Gender Distribution
All of the babies given the name Rosilyn in the records were girls.
👥 Age Distribution
The average person named Rosilyn alive today is about 51 years old, and 47% are 60 or older. Half of them were between 35 and 70 in 2025.
📈 Popularity Over Time
Rosilyn first appears in the records in 1930 and was given most often in 1949, to 22 babies. The last year it was given to at least 5 babies of one sex was 2023.
Babies given the name each year, 1930 to 2023
🏆 Rank History
Rosilyn has never been one of the 100 most popular girls' names. Its best rank was #2,121, in 1949.
| Girls | |
|---|---|
| Rank in 2025 | Not ranked |
| Best rank | #2,121 (1949) |
| Years in the top 100 | None |
| Rank in its biggest decade | #3,058 in the 1950s |
📍 State-Wise Distribution
People named Rosilyn alive today, by the state where they were born (estimate; state records start in 1910).
More people named Rosilyn were born in North Carolina than in any other state: about 4 of those alive today.
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