Casslyn
girl nameCasslyn entered the US charts in 2010, peaked at #16992 in 2010, is rarely given today — a rare gem few children share.
Popularity 2010–2025
Not enough data for a chart
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rank today
#16992
peak (2010)
0
babies in 2025
rare
a rare gem few children share
Rank by decade
| Decade | Average rank |
|---|---|
| 2010s | #16992 |
Living bearers
Fewer than a hundred people named Casslyn are estimated to be alive in the US today — a true one-of-a-kind name.
The typical Casslyn alive today was born around 2010, making them about 15 years old.
Estimated from official SSA birth records and life tables.
Names similar in popularity
Frequently asked questions
- How popular is the name Casslyn in 2025?
- Casslyn is rarely given in the US today — it does not rank in the top 2000 girl names.
- When was the name Casslyn most popular?
- Casslyn peaked in 2010, reaching #16992 among US girl names.
- Will my child share the name Casslyn with classmates?
- Casslyn will almost certainly be the only one in school.
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