Fynn vs Lyon

Baby Name Comparison — 2026

Fynn

Boy #1,923 Most Popular 1 Syllable

"fair, white, bright"

Origin: Old Irish fionn

Irish English American British

✓ All Clear

Boy #1,890 Most Popular 2 Syllables

"lion"

Origin: French/Latin

French English American

✓ All Clear

Fynn Rank #1,923

Lyon Rank #1,890

Lyon is more popular, ranked #1890 vs #1923 for Fynn.

Is Fynn or Lyon more popular?

Lyon is more popular, ranked #1890 compared to Fynn at #1923 in the United States.

What do Fynn and Lyon mean?

Fynn means "fair, white, bright" (Old Irish fionn origin). Lyon means "lion" (French/Latin origin).

Are Fynn and Lyon boy or girl names?

Fynn is primarily a boy name. Lyon is primarily a boy name.