Masao

righteous man, honorable
Japan origin · Boy name
97% boys3% girls
#13420US 1960
5Births / yr
Falling
1kAll-time births
📅 Since 190700.01% of births at peak
How to pronounce Masao
mah·SAH·oh
/mɑ.ˈsɑ.ˌoʊ/ · stress on SAH · 3 syllables
righteous man, honorable
Japan origin · Boy name

What does Masao mean and where does it come from?

Masao (正男) is a masculine name of Japanese origin. The kanji 正 translates to 'correct' or 'righteous,' while 男 means 'man.' Thus, Masao can be interpreted as 'righteous man' or 'honorable male.' This name is quite popular in Japan, often carrying connotations of integrity and moral rectitude. There

Cultural significance
Masao has been a cherished name across cultures, particularly in Japan-speaking communities, where it reflects values of righteous man, honorable.
Peak popularity
Reached #705 in 1918 — currently #13420 in the US.
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Related Reading
Japan-origin baby names with timeless appeal
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What middle names flow best with Masao?

Masao works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful

Masao Grace
Most popular combo · classic
Masao Rose
Floral · soft ending
Masao Mae
Sweet · timeless
Masao Claire
French influence · crisp
Masao Jane
Literary · strong
Masao Skye
Modern · airy feel
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Middle Names
The best middle names for Masao
Browse ideas →

How popular is Masao right now?

Falling — down 585 spots — currently #13420 in the US out of 135.5k tracked names

US Trend 19151960#13420 · Top 9.9%
1915
1920
1925
1930
1935
1940
1960
YearUS RankBirthsvs Prior Year
1960#41775▼ down 585
1940#35925▼ down 1396 · -58% births
1935#219612▼ down 674 · -50% births
1930#152224▼ down 322 · -33% births
1925#120036▼ down 228 · -29% births
1920#97251▲ up 7 · +21% births
1915#97942

The story of Masao

Masao entered American naming records in 1907 and has been in use for over 117 years. With 1,017 total births recorded, Masao remains relatively uncommon. Once ranked #979 in 1915, the name has become less common in recent years, sitting at #4177 in 1960.

Names that peaked alongside Masao in 1918:

Masao by decade

Masao peaked in the 1910s. See all 1910s names →

DecadeBirths
1900s10
1910s400
1920s453
1930s114
1940s11
1960s5
1980s6
2010s18
💎With 1,017 total births, Masao is an uncommon but established name.

What are good nicknames for Masao?

Common
MasMasieMasy

Common questions about the name Masao

What does the name Masao mean?
Masao means "righteous man, honorable" — a name rooted in Japan tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.
How popular is the name Masao?
Masao is currently a distinctive and less common name as a boy name in the US and is holding steady in popularity, a reliable classic that parents consistently choose.
What is the cultural origin of Masao?
Masao originates from Japan tradition. Japan names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
How do you pronounce the name Masao?
Masao is a three-syllable name pronounced M AA0 S AA1 OW2. The pronunciation is straightforward for English speakers, and the name reads clearly on paper — an important practical consideration for parents.
What sibling names go well with Masao?
Masao pairs beautifully with sibling names that share a similar Japan heritage or complement its melodic and flowing sound. Names with a similar vibe create a cohesive sibling set without matching too closely.