Riley vs Isaac

Baby Name Comparison — 2026

Riley

Boy #229 Most Popular 2 Syllables

"courageous, valiant"

Origin: Irish

Irish English American

✓ All Clear

Boy #40 Most Popular 3 Syllables

"He will laugh; laughter"

Origin: Hebrew

English Jewish Spanish French

✓ All Clear

Riley Rank #229

Isaac Rank #40

Isaac is more popular, ranked #40 vs #229 for Riley.

Is Riley or Isaac more popular?

Isaac is more popular, ranked #40 compared to Riley at #229 in the United States.

What do Riley and Isaac mean?

Riley means "courageous, valiant" (Irish origin). Isaac means "He will laugh; laughter" (Hebrew origin).

Are Riley and Isaac boy or girl names?

Riley is primarily a boy name. Isaac is primarily a boy name.