Isaac

Meaning: he will laugh · Origin: Hebrew · Gender: usually a boy's name

Origin & history

Hebrew Yitzchaq, 'he will laugh' — Sarah laughed when told she would bear a son in old age. Sir Isaac Newton made it scientific.

Famous people named Isaac

Isaac Newton (scientist)
Isaac Asimov (author)

Nicknames

Ike, Zac

Variants & related names

Isaak, Itzhak, Isacco

Isaac name art

A free preview of a printable “Isaac” poster with its meaning — great for a nursery, a birthday or a gift.

Instant download, no subscription. Not printed or shipped — you get a high-resolution PNG to print at home or at a print shop.

FAQ

What does the name Isaac mean?

Isaac means “he will laugh”. It comes from Hebrew.

Is Isaac a popular name?

Yes — Isaac has been one of the most popular boys' names in the United States in the 2020s, according to US Social Security Administration baby-name data.

What are nicknames for Isaac?

Ike, Zac.

What are other forms of Isaac?

Isaak, Itzhak, Isacco.

Similar names

Benjamin · Levi · Ezra · Michael · Daniel · Samuel

More: names starting with I · all boys' names

Sources: standard name etymology references (e.g. Behind the Name, Oxford Dictionary of First Names); popularity from US SSA and UK ONS baby-name data. Meanings of old names are often debated — where scholars disagree we say so.