Lewellyn
Boy nameLewellyn has been given to 339 babies in the U.S. since 1912. It peaked in 1929.
Popularity over time births per year, 1880–2025
Total babies
339
Peak year
1929 (22 babies)
Rank in 2025
Below top 1000
First recorded
1912
10-year trend
New / returning
Gender split
10% girls / 90% boys
Spellings & variants
Names one letter away from Lewellyn — alternate spellings parents actually use.
Names with a similar vibe
Same primary gender, peaked around the same years, and roughly as common as Lewellyn.
Sibling name ideas for Lewellyn
Same era and popularity as Lewellyn, avoiding matching initials or rhymes.
FAQ
How popular is the name Lewellyn?
Lewellyn has been given to 339 babies in the U.S. since 1912. It ranked below the top 1000 in 2025.
When did the name Lewellyn peak?
Lewellyn peaked in 1929, when 22 babies were given the name.
Is Lewellyn a girl or boy name?
Lewellyn is primarily a boy name (90% of babies named Lewellyn are boys).
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