Ustin vs Keir

Baby Name Comparison — 2026

Ustin

Boy #6,598 Most Popular 2 Syllables

"just, righteous"

Origin: Latin

English Russian Ukrainian

✓ All Clear

Boy #6,610 Most Popular 1 Syllable

"dark one, dark-complexioned"

Origin: Scottish Gaelic ciar

Scottish Irish British

✓ All Clear

Ustin Rank #6,598

Keir Rank #6,610

Ustin is more popular, ranked #6598 vs #6610 for Keir.

Is Ustin or Keir more popular?

Ustin is more popular, ranked #6598 compared to Keir at #6610 in the United States.

What do Ustin and Keir mean?

Ustin means "just, righteous" (Latin origin). Keir means "dark one, dark-complexioned" (Scottish Gaelic ciar origin).

Are Ustin and Keir boy or girl names?

Ustin is primarily a boy name. Keir is primarily a boy name.