How Many People Are Named Keirstyn?
people named Keirstyn are alive in the United States today (estimate)
About 1 in 936,396 people in the US has this name
Based on 369 babies named Keirstyn in Social Security records from 1990 to 2019, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Peak Year
27 births
Trend
Stable (last 10 years)
⚧ Gender Distribution
All of the babies given the name Keirstyn in the records were girls.
👥 Age Distribution
The average person named Keirstyn alive today is about 22 years old, and 84% are under 30. Half of them were between 17 and 27 in 2025.
📈 Popularity Over Time
Keirstyn first appears in the records in 1990 and was given most often in 2008, to 27 babies. The last year it was given to at least 5 babies of one sex was 2019.
Babies given the name each year, 1990 to 2019
🏆 Rank History
Keirstyn has never been one of the 100 most popular girls' names. Its best rank was #4,910, in 2001.
| Girls | |
|---|---|
| Rank in 2025 | Not ranked |
| Best rank | #4,910 (2001) |
| Years in the top 100 | None |
| Rank in its biggest decade | #6,119 in the 2000s |
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