Bill vs Kei

Baby Name Comparison — 2026

Bill

Boy #4,669 Most Popular 1 Syllable

"resolute protector"

Origin: Old High German Willahelm

English American Australian

✓ All Clear

Boy #4,606 Most Popular 1 Syllable

"joy, jubilation"

Origin: Japanese kanji 慶

Japanese American Hawaiian

✓ All Clear

Bill Rank #4,669

Kei Rank #4,606

Kei is more popular, ranked #4606 vs #4669 for Bill.

Is Bill or Kei more popular?

Kei is more popular, ranked #4606 compared to Bill at #4669 in the United States.

What do Bill and Kei mean?

Bill means "resolute protector" (Old High German Willahelm origin). Kei means "joy, jubilation" (Japanese kanji 慶 origin).

Are Bill and Kei boy or girl names?

Bill is primarily a boy name. Kei is primarily a boy name.