Llewelyn
boy name#5399 in 2025Llewelyn entered the US charts in 1916, peaked at #2926 in 1916, ranks #5399 today — a rare gem few children share.
Popularity 1916–2025
#5399
rank today
#2926
peak (1916)
17
babies in 2025
rare
a rare gem few children share
Rank by decade
| Decade | Average rank |
|---|---|
| 1910s | #3553 |
| 1920s | #3494 |
| 1950s | #3732 |
| 1960s | #3305 |
| 1970s | #5608 |
| 2010s | #10867 |
| 2020s | #6818 |
Living bearers
About 100 people named Llewelyn are estimated to be alive in the US today.
The typical Llewelyn is a kid of about 6 — this name's wave is very recent.
Estimated from official SSA birth records and life tables.
Names similar in popularity
Frequently asked questions
- How popular is the name Llewelyn in 2025?
- Llewelyn ranks #5399 among US boy names in 2025, with 17 babies given the name.
- When was the name Llewelyn most popular?
- Llewelyn peaked in 1916, reaching #2926 among US boy names.
- Will my child share the name Llewelyn with classmates?
- Llewelyn will almost certainly be the only one in school.
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