Masuo
Boy nameMasuo has been given to 35 babies in the U.S. since 1917. It peaked in 1920.
Popularity over time births per year, 1880–2025
Total babies
35
Peak year
1920 (11 babies)
Rank in 2025
Below top 1000
First recorded
1917
10-year trend
New / returning
Gender split
All boys
Names with a similar vibe
Same primary gender, peaked around the same years, and roughly as common as Masuo.
Sibling name ideas for Masuo
Same era and popularity as Masuo, avoiding matching initials or rhymes.
FAQ
How popular is the name Masuo?
Masuo has been given to 35 babies in the U.S. since 1917. It ranked below the top 1000 in 2025.
When did the name Masuo peak?
Masuo peaked in 1920, when 11 babies were given the name.
Is Masuo a girl or boy name?
Masuo is primarily a boy name (100% of babies named Masuo are boys).
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