Boys · #47 in 2025

Isaac: Meaning, Origin & Popularity

Origin
Hebrew
Meaning
He will laugh or rejoice
Pronunciation
EYE-zuk
Nickname options
Ike, Izzy

Origin and meaning

Isaac comes from a Hebrew name referring to laughter or rejoicing. The biblical narrative links that meaning with Abraham and Sarah's reaction to the promise of a son. It is a name with a clear, joyful root and a long history.

U.S. popularity

Isaac ranked #47 for boys in the United States in 2025, with 5,953 boys given this spelling. Its highest recorded U.S. rank was #28, reached in 2013. Historical coverage: 1880–2025. Peak refers to rank, not the largest number of births.

Source: Social Security Administration; historical peaks calculated from its national name files. Rankings count each spelling separately within the listed sex.

The Hello Baby Names take

Isaac feels bright and substantial, with a distinctive spelling and a crisp ending. Ike gives it a spare, vintage short form. It suits parents who want a familiar biblical name that has a little more visual character than its simple sound suggests.

Things to consider

The double A belongs to the standard spelling, although it does not create an extra syllable in English. Expect the occasional spelling correction.

If you love Isaac, consider…

  • Ezra: Offers another compact biblical name with energy.
  • Caleb: Shares the two-syllable shape and firm ending.
  • Ethan: Softens the final consonant.
  • Jacob: Adds a warmer, familiar rhythm.
  • Levi: Brings a lighter, open-ended sound.
  • Asher: Offers a gentler, textured alternative.
  • Nathan: Keeps the approachable traditional feeling.
  • Eli: Makes the light opening more compact.