Koi vs Blue

Baby Name Comparison — 2026

Koi

Boy #2,684 Most Popular 1 Syllable

"love, romantic feeling"

Origin: Japanese

Japanese American Hawaiian

✓ All Clear

Boy #2,626 Most Popular 1 Syllable

"the color blue, sky and sea"

Origin: Old French/Germanic

American English

✓ All Clear

Koi Rank #2,684

Blue Rank #2,626

Blue is more popular, ranked #2626 vs #2684 for Koi.

Is Koi or Blue more popular?

Blue is more popular, ranked #2626 compared to Koi at #2684 in the United States.

What do Koi and Blue mean?

Koi means "love, romantic feeling" (Japanese origin). Blue means "the color blue, sky and sea" (Old French/Germanic origin).

Are Koi and Blue boy or girl names?

Koi is primarily a boy name. Blue is primarily a boy name.