Masao

Boy name

Masao has been given to 1,018 babies in the U.S. since 1907. It peaked in 1918.

Meaning & origin

Borrowed from Japanese まさお (Masao).

Origin: Japanese

Etymology adapted from Wiktionary, licensed CC BY-SA 4.0.

Popularity over time births per year, 1880–2025

Hover or tap the chart to read any year.

Total babies

1,018

Peak year

1918 (81 babies)

Rank in 2025

Below top 1000

First recorded

1907

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 Masao.

Beecherboy

1,019 babies since 1884

Flemingboy

1,017 babies since 1880

Derwoodboy

1,021 babies since 1912

Melbourneboy

1,012 babies since 1890

Beaufordboy

1,026 babies since 1905

Cephusboy

1,009 babies since 1888

Alcideboy

1,003 babies since 1880

Marrionunisex

998 babies since 1881

Masao vs Beecher ⚖Masao vs Fleming ⚖Masao vs Derwood ⚖Masao vs Melbourne ⚖

Sibling name ideas for Masao

Same era and popularity as Masao, avoiding matching initials or rhymes.

Sisters

Clotilde Leonarda Luberta Vannie

Brothers

Beecher Fleming Derwood Beauford

FAQ

How popular is the name Masao?

Masao has been given to 1,018 babies in the U.S. since 1907. It ranked below the top 1000 in 2025.

When did the name Masao peak?

Masao peaked in 1918, when 81 babies were given the name.

Is Masao a girl or boy name?

Masao is primarily a boy name (100% of babies named Masao are boys).

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