How Many People Are Named Lewellyn?
people named Lewellyn are alive in the United States today (estimate)
About 1 in 5,101,266 people in the US has this name
Based on 339 babies named Lewellyn in Social Security records from 1912 to 1962, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Population Percentage
Of US population
Peak Year
22 births
Trend
Last year given
⚧ Gender Distribution
Of the babies given the name Lewellyn, 11.5% were girls and 88.5% were boys.
👥 Age Distribution
The average person named Lewellyn alive today is about 77 years old, and 100% are 60 or older.
📈 Popularity Over Time
Lewellyn first appears in the records in 1912 and was given most often in 1929, to 22 babies. The last year it was given to at least 5 babies of one sex was 1962.
Babies given the name each year, 1912 to 1962
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