How Many People Are Named Jacolyn?
people named Jacolyn are alive in the United States today (estimate)
About 1 in 1,238,350 people in the US has this name
Based on 380 babies named Jacolyn in Social Security records from 1931 to 1999, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Peak Year
20 births
Trend
Last year given
⚧ Gender Distribution
All of the babies given the name Jacolyn in the records were girls.
👥 Age Distribution
The average person named Jacolyn alive today is about 64 years old, and 72% are 60 or older. Half of them were between 57 and 75 in 2025.
📈 Popularity Over Time
Jacolyn first appears in the records in 1931 and was given most often in 1953, to 20 babies. The last year it was given to at least 5 babies of one sex was 1999.
Babies given the name each year, 1931 to 1999
🏆 Rank History
Jacolyn has never been one of the 100 most popular girls' names. Its best rank was #2,344, in 1951.
| Girls | |
|---|---|
| Rank in 2025 | Not ranked |
| Best rank | #2,344 (1951) |
| Years in the top 100 | None |
| Rank in its biggest decade | #2,998 in the 1950s |
📍 State-Wise Distribution
People named Jacolyn alive today, by the state where they were born (estimate; state records start in 1910).
More people named Jacolyn were born in California than in any other state: about 4 of those alive today.
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