Kailan vs Willis

Baby Name Comparison — 2026

Kailan

Boy #2,875 Most Popular 2 Syllables

"little slender one"

Origin: Irish Gaelic

American Irish English

✓ All Clear

Boy #2,686 Most Popular 2 Syllables

"resolute protector"

Origin: Germanic

English American African-American

✓ All Clear

Kailan Rank #2,875

Willis Rank #2,686

Willis is more popular, ranked #2686 vs #2875 for Kailan.

Is Kailan or Willis more popular?

Willis is more popular, ranked #2686 compared to Kailan at #2875 in the United States.

What do Kailan and Willis mean?

Kailan means "little slender one" (Irish Gaelic origin). Willis means "resolute protector" (Germanic origin).

Are Kailan and Willis boy or girl names?

Kailan is primarily a boy name. Willis is primarily a boy name.