“Abba” (אַבָּא in Aramaic, transliterated into Greek as Ἀββά) is one of the most theologically rich and intimate words in the New Testament. Let us unpack it.
Abba: More Than “Daddy” — Recovering the Weight of a Single Aramaic Word
“For you did not receive the spirit of slavery to fall back into fear, but you have received the Spirit of adoption as sons, by whom we cry, ‘Abba! Father!’” — Romans 8:15
When Paul wrote those words to believers in Rome, he reached past Greek and grabbed an Aramaic word — Abba — and left it untranslated. He did the same thing in Galatians 4:6. And before Paul ever wrote it, Mark recorded Jesus crying it out in Gethsemane (Mark 14:36). Three times in the New Testament, and every single time, the writer immediately follows it with the Greek translation ho patēr, “the Father.”
The three NT occurrences
The word appears only three times in the Greek New Testament, and strikingly, every time it appears it’s immediately paired with the Greek translation ho patēr (“the Father”):
- Mark 14:36 — Jesus in Gethsemane: “Abba, Father, all things are possible for you…”
- Romans 8:15 — Believers crying out by the Spirit of adoption
- Galatians 4:6 — the Spirit of the Son in our hearts crying “Abba, Father”
That detail alone should make us slow down. Why preserve the original Aramaic word at all?
The Word Itself
Abba (אַבָּא) is Aramaic — the everyday spoken language of Jesus and first-century Jews in Palestine. It’s the definite or emphatic form of ab, meaning “the father” or “my father.” A child would use it in the home. So would an adult son. So would an elderly daughter speaking to her aging father. It carried warmth, familiarity, and trust — but also honor and the full weight of a father-child relationship.
Correcting a Popular Myth
You’ve probably heard a sermon claim that Abba means “Daddy.” That idea traces back largely to Joachim Jeremias in the mid-twentieth century, and it has stuck in popular preaching ever since. But Jeremias himself softened the claim later in life, and scholars like James Barr — in his now-classic 1988 article “Abba Isn’t ‘Daddy’”
— have shown the case doesn’t hold up. Grown adults used Abba for their fathers throughout life. It wasn’t baby talk. It was the natural, intimate, respectful word for “Father.”
Translating it as “Daddy” sentimentalizes something far more profound. The better picture is intimacy and reverence held together — the same warmth a beloved son has in his father’s presence, without losing the awe of who that Father actually is.
Why Paul Preserves the Aramaic
In the Greco-Roman world, a slave could not address the master as “Father.” Ever. The legal and social distance was absolute. Paul is writing into that world, and he chooses the word huiothesia — a Roman legal term meaning the formal granting of full sonship, inheritance rights, family identity. Adopted sons in Rome had every legal standing a natural-born son had.
Then Paul anchors that adoption to a single word: Abba.
The same cry Jesus uttered in his darkest hour in Gethsemane — “Abba, Father, all things are possible for you” — is now the cry the Spirit produces in those who belong to him. That’s not a metaphor for being treated kindly by God. It’s a legal-relational reality. Through the Spirit, we share in the Son’s own address to the Father.
The Takeaway
Abba isn’t sentiment. It’s identity. It’s the word Jesus used when everything was on the line, and it’s the word the Spirit now places on the lips of every adopted son and daughter of God. Slaves don’t speak this way. Sons do.
When the Spirit moves in you and that cry rises — Abba, Father — you are praying the very prayer of Jesus himself.