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Father in Irish (Athair): Meaning, Pronunciation, Usage

‘athair’ also means: father (priest) · ancestor

The Irish for father is athair, a masculine noun (plural aithreacha).
Updated October 2026Report a mistake

How to say “father” in Irish

Irish:
athair
English:
father, father (priest), ancestor
Word type:
noun
Gender:
masculine, fifth declension
Pronunciation:
“AH-hir”  /ˈahəɾʲ/
Various forms
Plural:
aithreacha (fathers)
Genitive singular:
athar, an athar (e.g. teach m'athar, my father's house)
Genitive plural:
aithreacha, na n-aithreacha (e.g. Lá na nAithreacha, Fathers' Day)

What does “athair” mean?

“Athair” has three alternative meanings. The most common comes first.

father
A male parent of a child.Also: dad, daddy, male parent.
2 other meanings: father (priest) or ancestor
2father (priest)
A title and form of address for a Catholic priest or religious.Also: father, priest, reverend father.
3ancestor
A forefather or founder of a family or people.Also: forefather, progenitor, sire.

“Athair” with the article

The plural of father in Irish is aithreacha. Here is athair after the article (an t-alt), in the singular and the plural.

an t-athair
the father
Masculine nouns take t before a vowel after an
na haithreacha
the fathers
Plural: na adds h before a vowel

“Athair” in a sentence: Irish examples

Common Irish sentences using athair, the Irish word for father.

Feicim m'athair go minic.
I see my father often.
Tá an t-athair ag obair sa ghairdín.
The father is working in the garden.
An gcuimhin le d'athair na laethanta sin?
Does your father remember those days?
Is é carr a athar atá aige inniu.
He has his father's car today.
Bhí na haithreacha go léir ag an gcluiche.
All the fathers were at the match.
Labhair an tAthair Seán ag an Aifreann.
Father Seán spoke at Mass.
Is athair maith é dá pháistí.
He is a good father to his children.

Other nouns in Irish

More everyday Irish nouns to learn next.

Father in Irish: frequently asked questions

What is the Irish for father?

The Irish for father is athair (pronounced “AH-hir”). It’s a masculine noun and the plural is aithreacha. Depending on context it can also mean father (priest) or ancestor.

How do you pronounce athair in Irish?

Athair is said like “AH-hir” (IPA /ˈahəɾʲ/).

What is the plural of father in Irish?

The plural of athair is aithreacha; with the article, na haithreacha means “the fathers”. The genitive plural is aithreacha, as in Lá na nAithreacha (Fathers' Day).

Does athair have more than one meaning?

Yes. Athair can mean father, father (priest) or ancestor, depending on context; the first is the most common.

Why does athair sometimes have a t or h in front of it?

Irish nouns beginning with a vowel take a prefix after certain words: an t-athair (the father), a hathair (her father), a n-athair (their father), na haithreacha (the fathers).

How do I say 'my father' in Irish?

Use m'athair, since mo becomes m' before a vowel; 'your father' is d'athair.

Does 'Ár nAthair' mean something special?

Yes, 'Ár nAthair' is the Lord's Prayer, from its opening words 'Our Father'.

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