"And Abraham called the name of his son that was born unto him, whom Sarah bare to him, Isaac."
Biblical Name · Hebrew Origin
Isaac Meaning in the Bible
Isaac
boy
Isaac means "he laughs," from the Hebrew yitschaq, named for Sarah's laughter at the promise of a son in her old age. He is one of the central figures of the King James Bible: "And Abraham called the name of his son that was born unto him... Isaac" (Genesis 21:3), and "God hath made me to laugh" (Genesis 21:6).
Is Isaac in the Bible?
Yes — Isaac appears in the King James Bible, including Genesis 21:3.
Pronunciation:/EYE-zak/
OriginHebrew
MeaningHe laughs; Laughter
What does Isaac mean?
Isaac is a boy name of Hebrew origin meaning "He laughs; Laughter". Isaac means 'he laughs,' named because both Abraham and Sarah laughed when God promised them a son in their old age. Isaac's birth was the fulfillment of a 25-year promise, proving that God's timing, though often surprising, is always perfect.
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What does Isaac mean in the Bible?
Isaac means "He laughs; Laughter" and is a name of Hebrew origin. Below is what Scripture and Christian tradition attach to that meaning.
Where does Isaac appear in the Bible (KJV)?
Isaac is connected to 2 key passages in the King James Bible, beginning with Genesis 21:3. Each verse is quoted in full below.
"By faith Abraham, when he was tried, offered up Isaac... Of whom it was said, That in Isaac shall thy seed be called."
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What are the variants and nicknames of Isaac?
Isaac has 2 recorded variants, short forms, and translations across languages and biblical traditions.
Variants & related forms
Yitzhak
Common nicknames
Izzy
Which books of the Bible mention Isaac?
Isaac is mentioned across 3 books of the Bible. Follow any book below to read it in the KJV.
What is the spiritual meaning of Isaac?
Isaac represents the laughter of fulfilled promise — the joy that comes when God delivers what seemed impossible.
Related Promises of God
Promises connected to the meaning of the name Isaac:
God Promises to Be Faithful
Bible promises about God's unwavering faithfulness in every situation.
God Promises Contentment Through Him
Bible promises about finding true satisfaction and contentment in God.
God Promises to Answer Prayer
Bible promises that God hears and answers the prayers of His people.
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Word Meaning
Faithfulness (אֱמוּנָה (emunah))
Steadfast reliability and trustworthiness — firm, unwavering loyalty.
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What names are related to Isaac?
Names like Isaac
Other Hebrew biblical names that share the spirit of "He laughs; Laughter" — discovered by matching meaning category and origin.
Names that pair well with Isaac
Sibling sets, middle-name combinations, and complementary pairings chosen for matching origin, meaning, and similar syllable weight.
Share the meaning of Isaac
Download a printable name card with the KJV verse and meaning — perfect for Pinterest, Instagram, or a baptism keepsake.
Isaac name meaning: frequently asked questions
Yes — Isaac appears in the King James Bible, including Genesis 21:3.
Isaac means "He laughs; Laughter." It is a Hebrew name. The King James Bible uses it in Genesis 21:3, so the meaning is carried by a real person in Scripture.
Hebrew. Isaac comes into English from Hebrew and carries the sense "He laughs; Laughter." It appears in the King James Bible, including Genesis 21:3.
Common questions about the name Isaac
Can I download a free King James Bible PDF to study the name Isaac?
Yes. The complete King James Bible is available as a free PDF download — all 66 books, 1,189 chapters, ready to read offline or print. No sign-up required.
Where can I read the full biblical context for Isaac?
You can read every verse where Isaac appears in the King James Bible by downloading the free KJV PDF or reading online. The download page also includes a bookmarked Book of Psalms KJV PDF for easy reference.