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Great-grandchild in Irish (Iaró): Meaning, Pronunciation, Usage

‘iaró’ also means: descendant

The Irish for great-grandchild is iaró, a masculine noun (plural iaróí).
Updated October 2026Report a mistake

How to say “great-grandchild” in Irish

Irish:
iaró
English:
great-grandchild, descendant
Word type:
noun
Gender:
masculine
Pronunciation:
“EER-oh”  /iəɾˠoː/
Various forms
Plural:
iaróí (great-grandchildren)
Genitive singular:
iaró, an iaró (e.g. ainm an iaró, the great-grandchild's name)
Genitive plural:
iaróí, na n-iaróí (e.g. grianghraif na n-iaróí, photos of the great-grandchildren)

What does “iaró” mean?

“Iaró” has two alternative meanings. The most common comes first.

great-grandchild
The child of your grandchild.Also: great-grandson, great-granddaughter.
1 other meaning: descendant
2descendant
A person descended from someone, especially several generations later.Also: remote descendant, offspring.

“Iaró” with the article

The plural of great-grandchild in Irish is iaróí. Here is iaró after the article (an t-alt), in the singular and the plural.

an t-iaró
the great-grandchild
Masculine nouns take t before a vowel after an
na hiaróí
the great-grandchildren
Plural: na adds h before a vowel

“Iaró” in a sentence: Irish examples

Common Irish sentences using iaró, the Irish word for great-grandchild.

Rugadh iaró do mo sheanmháthair inné.
My grandmother's great-grandchild was born yesterday.
Tá an t-iaró ina chodladh sa chliabhán.
The great-grandchild is asleep in the cradle.
Tá seisear iaróí aici anois.
She has six great-grandchildren now.
Is é m'iaró an chéad duine sa teaghlach mór.
My great-grandchild is the eldest in the big family.
Thug sé bronntanas do na hiaróí go léir.
He gave a present to all the great-grandchildren.
Bhí lá breithe an iaró ann Dé Domhnaigh.
It was the great-grandchild's birthday on Sunday.
Bhí a cuid iaróí timpeall uirthi ag an gcóisir.
Her great-grandchildren were around her at the party.

Other nouns in Irish

More everyday Irish nouns to learn next.

Great-grandchild in Irish: frequently asked questions

What is the Irish for great-grandchild?

The Irish for great-grandchild is iaró (pronounced “EER-oh”). It’s a masculine noun and the plural is iaróí. Depending on context it can also mean descendant.

How do you pronounce iaró in Irish?

Iaró is said like “EER-oh” (IPA /iəɾˠoː/).

What is the plural of great-grandchild in Irish?

The plural of iaró is iaróí; with the article, na hiaróí means “the great-grandchildren”. The genitive plural is iaróí, as in grianghraif na n-iaróí (photos of the great-grandchildren).

Does iaró have more than one meaning?

Yes. Iaró can mean great-grandchild or descendant, depending on context; the first is the most common.

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

Irish nouns beginning with a vowel take a prefix after certain words: an t-iaró (the great-grandchild), a hiaró (her great-grandchild), a n-iaró (their great-grandchild), na hiaróí (the great-grandchildren).

What is the difference between garpháiste and iaró?

Garpháiste is a grandchild, while iaró is one generation further, a great-grandchild; a great-great-grandchild is fionnó.

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