"If thou doest well, shalt thou not be accepted? and if thou doest not well, sin lieth at the door."
Biblical Name · Hebrew Origin
Cain Meaning in the Bible
Cain
boy
Cain means "Acquired; Possession", a boy's name of Hebrew origin. Cain appears in the King James Bible, and Genesis 4:9 is the passage most often tied to it. Cain's story warns that unresolved anger and jealousy can lead to devastating consequences. Yet God's protective mark on Cain reminds us that divine mercy persists even in judgment.
Is Cain in the Bible?
Yes — Cain appears in the King James Bible, including Genesis 4:9.
Pronunciation:/KAYN/
OriginHebrew
MeaningAcquired; Possession
What does Cain mean?
Cain is a boy name of Hebrew origin meaning "Acquired; Possession". Cain means "acquired" or "possession" in Hebrew. Eve named him Cain, saying, "I have gotten a man from the LORD" (Genesis 4:1). He was the firstborn human, an agricultural worker whose offering was rejected by God while his brother Abel's was accepted.
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Editor’s reflection
“I have gotten a man from the LORD” — the first name spoken by a human mother in Scripture.
Cain (Hebrew קַיִן, Qayin) is explained in the verse that gives it: Eve says 'I have gotten a man from the LORD' (Genesis 4:1), playing on qanah, 'to get' or 'to acquire.' A separate Semitic root means 'smith' or 'metalworker,' which may be the older sense — the Kenites, a metalworking people, carry a related name.
His story is the first murder. Both brothers bring offerings; Abel's is accepted and Cain's is not, and God's warning is one of the sharpest sentences in Genesis: 'sin lieth at the door. And unto thee shall be his desire, and thou shalt rule over him' (Genesis 4:7). Cain does not rule it. He kills his brother in a field and answers God with a question people still quote: 'Am I my brother's keeper?'
What is often missed is the mercy in the judgment. Cain is driven out, but God sets a mark on him 'lest any finding him should kill him' (Genesis 4:15) — protection for a murderer. The New Testament uses him as a warning three times (1 John 3:12, Jude 11, Hebrews 11:4).
Cain is almost never given as a first name in Christian families for obvious reasons; the identical-sounding Welsh Caine and the Irish Kane are separate names with separate origins.
“If thou doest not well, sin lieth at the door. And unto thee shall be his desire, and thou shalt rule over him.”
What does Cain mean in the Bible?
Cain means "Acquired; Possession" and is a name of Hebrew origin. Below is what Scripture and Christian tradition attach to that meaning.
Cain means "acquired" or "possession" in Hebrew. Eve named him Cain, saying, "I have gotten a man from the LORD" (Genesis 4:1). He was the firstborn human, an agricultural worker whose offering was rejected by God while his brother Abel's was accepted.
Cain's jealousy led to the first murder in human history — killing his brother Abel. When God confronted him, Cain responded with the infamous question, "Am I my brother's keeper?" God cursed Cain to be a wanderer but placed a protective mark on him, showing that even in judgment, divine mercy persists.
Cain's story introduces themes that echo throughout Scripture: the danger of unchecked anger, the reality of sin crouching at the door, and God's ongoing concern even for those under judgment. His line produced builders, musicians, and metalworkers — showing that common grace extends to all.
Where does Cain appear in the Bible (KJV)?
Cain is connected to 1 key passage in the King James Bible, beginning with Genesis 4:9. Each verse is quoted in full below.
"And the LORD said unto Cain, Where is Abel thy brother? And he said, I know not: Am I my brother's keeper?"
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Which books of the Bible mention Cain?
Cain is mentioned across 4 books of the Bible. Follow any book below to read it in the KJV.
What is the spiritual meaning of Cain?
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Names like Cain
Other Hebrew biblical names that share the spirit of "Acquired; Possession" — discovered by matching meaning category and origin.
Names that pair well with Cain
Sibling sets, middle-name combinations, and complementary pairings chosen for matching origin, meaning, and similar syllable weight.
Share the meaning of Cain
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Cain name meaning: frequently asked questions
Genesis 4:15 says the LORD set a mark on Cain so that no one who found him would kill him. The Bible never says what it was. It was protection, not punishment — the punishment was being driven out as a fugitive.
Yes — Cain appears in the King James Bible, including Genesis 4:9.
Cain means "Acquired; Possession." It is a Hebrew name. The King James Bible uses it in Genesis 4:9, so the meaning is carried by a real person in Scripture.
Common questions about the name Cain
Can I download a free King James Bible PDF to study the name Cain?
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 Cain?
You can read every verse where Cain 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.