How Many People Are Named Sumako?
people named Sumako are alive in the United States today (estimate)
About 1 in 341,784,857 people in the US has this name
Based on 34 babies named Sumako in Social Security records from 1915 to 1932, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Population Percentage
Of US population
Peak Year
7 births
Trend
Last year given
⚧ Gender Distribution
All of the babies given the name Sumako in the records were girls.
👥 Age Distribution
The average person named Sumako alive today is about 95 years old, and 100% are 60 or older.
📈 Popularity Over Time
Sumako first appears in the records in 1915 and was given most often in 1923, to 7 babies. The last year it was given to at least 5 babies of one sex was 1932.
Babies given the name each year, 1915 to 1932
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