Aiko vs Cillian

Baby Name Comparison — 2026

Aiko

Boy #10,540 Most Popular 3 Syllables

"child of love"

Origin: Japanese

Japanese

✓ All Clear

Boy #464 Most Popular 3 Syllables

"strife, war"

Origin: Old Irish

Irish Celtic

✓ All Clear

Aiko Rank #10,540

Cillian Rank #464

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

Is Aiko or Cillian more popular?

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

What do Aiko and Cillian mean?

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

Are Aiko and Cillian boy or girl names?

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