Cillian vs Aiko

Baby Name Comparison — 2026

Cillian

Boy #464 Most Popular 3 Syllables

"strife, war"

Origin: Old Irish

Irish Celtic

✓ All Clear

Boy #10,540 Most Popular 3 Syllables

"child of love"

Origin: Japanese

Japanese

✓ All Clear

Cillian Rank #464

Aiko Rank #10,540

Cillian is more popular, ranked #464 vs #10540 for Aiko.

Is Cillian or Aiko more popular?

Cillian is more popular, ranked #464 compared to Aiko at #10540 in the United States.

What do Cillian and Aiko mean?

Cillian means "strife, war" (Old Irish origin). Aiko means "child of love" (Japanese origin).

Are Cillian and Aiko boy or girl names?

Cillian is primarily a boy name. Aiko is primarily a boy name.