How popular is the name Masao in 2025?

Masao is rarely given in the US today — it does not rank in the top 2000 boy names.

When was the name Masao most popular?

Masao peaked in 1918, reaching #700 among US boy names.

Masao will almost certainly be the only one in school.

boy name

Masao entered the US charts in 1907, peaked at #700 in 1918, is rarely given today — a rare gem few children share.

—

rank today

#700

peak (1918)

babies in 2025

rare

a rare gem few children share

Fewer than a hundred people named Masao are estimated to be alive in the US today — a true one-of-a-kind name.

The typical Masao alive today was born around 1921, making them about 104 years old.

Estimated from official SSA birth records and life tables.

How popular is the name Masao in 2025?: Masao is rarely given in the US today — it does not rank in the top 2000 boy names.
When was the name Masao most popular?: Masao peaked in 1918, reaching #700 among US boy names.
Will my child share the name Masao with classmates?: Masao will almost certainly be the only one in school.

Put them head to head — full stats, history and a verdict.