How popular is the name Kei in 2025?

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

When was the name Kei most popular?

Kei peaked in 1980, reaching #6319 among US girl names.

Kei will almost certainly be the only one in school.

girl name

Kei entered the US charts in 1978, peaked at #6319 in 1980, is rarely given today — a rare gem few children share.

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rank today

#6319

peak (1980)

babies in 2025

rare

a rare gem few children share

About 200 people named Kei are estimated to be alive in the US today.

The typical Kei alive today was born around 1994, making them about 31 years old.

Estimated from official SSA birth records and life tables.

How popular is the name Kei in 2025?: Kei is rarely given in the US today — it does not rank in the top 2000 girl names.
When was the name Kei most popular?: Kei peaked in 1980, reaching #6319 among US girl names.
Will my child share the name Kei with classmates?: Kei will almost certainly be the only one in school.

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