How Many People Are Named Coastyn?
11
people named Coastyn are alive in the United States today (estimate)
About 1 in 31,071,350 people in the US has this name
Based on 11 babies named Coastyn in Social Security records from 2024 to 2025, and the share of each birth year still alive in 2025.
Popularity Rank
#76,030
💎💎 Very Rare
Population Percentage
0.0000%
Of US population
Peak Year
2025
6 births
Trend
→
Stable (last 10 years)
⚧ Gender Distribution
All of the babies given the name Coastyn in the records were boys.
👥 Age Distribution
The average person named Coastyn alive today is less than a year old, and 100% are under 30.
📈 Popularity Over Time
Coastyn first appears in the records in 2024, and 2025 was its biggest year so far, with 6 babies.
Babies given the name each year, 2024 to 2025
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