How popular is the name Ku in 2025?

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

When was the name Ku most popular?

Ku peaked in 1989, reaching #6229 among US boy names.

Ku will almost certainly be the only one in school.

boy name

Ku entered the US charts in 1986, peaked at #6229 in 1989, is rarely given today — a rare gem few children share.

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rank today

#6229

peak (1989)

babies in 2025

rare

a rare gem few children share

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

The typical Ku alive today was born around 1990, making them about 35 years old.

Estimated from official SSA birth records and life tables.

How popular is the name Ku in 2025?: Ku is rarely given in the US today — it does not rank in the top 2000 boy names.
When was the name Ku most popular?: Ku peaked in 1989, reaching #6229 among US boy names.
Will my child share the name Ku with classmates?: Ku will almost certainly be the only one in school.

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