Isaac vs Robert

Baby Name Comparison — 2026

Isaac

Boy #40 Most Popular 3 Syllables

"He will laugh; laughter"

Origin: Hebrew

English Jewish Spanish French

✓ All Clear

Boy #90 Most Popular 2 Syllables

"bright fame"

Origin: Old High German (hrod + beraht)

English French German Scottish

24 High Risk

{:type=>:nickname, :severity=>:medium, :message=>"'Robert' can be twisted to 'slobbert'"}

Isaac Rank #40

Robert Rank #90

Isaac is more popular, ranked #40 vs #90 for Robert.

Is Isaac or Robert more popular?

Isaac is more popular, ranked #40 compared to Robert at #90 in the United States.

What do Isaac and Robert mean?

Isaac means "He will laugh; laughter" (Hebrew origin). Robert means "bright fame" (Old High German (hrod + beraht) origin).

Are Isaac and Robert boy or girl names?

Isaac is primarily a boy name. Robert is primarily a boy name.