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Heart in Irish (Croí): Meaning, Pronunciation, Usage

‘croí’ also means: core · sweetheart

The Irish for heart is croí, a masculine noun (plural croíthe).
Updated October 2026Report a mistake

How to say “heart” in Irish

Irish:
croí
English:
heart, core, sweetheart
Word type:
noun
Gender:
masculine, fourth declension
Pronunciation:
“kree”  /kɾˠiː/
Various forms
Plural:
croíthe (hearts)
Genitive singular:
croí, an chroí (e.g. taom croí, heart attack)
Genitive plural:
croíthe, na gcroíthe (e.g. bualadh na gcroíthe, the beating of the hearts)

What does “croí” mean?

“Croí” has four alternative meanings. The most common comes first.

heart
The organ in the chest that pumps blood around the body.Also: heart organ, cardiac.
3 other meanings: core or sweetheart
2heart
The heart as the seat of feelings, love and courage.Also: feelings, spirit, courage.
3core
The centre or innermost part of something.Also: centre, middle, hub.
4sweetheart
A term of endearment for a loved person, as in 'a chroí'.Also: darling, dear, love.

Other Irish words for heart: croílár (very centre)

“Croí” with the article

The plural of heart in Irish is croíthe. Here is croí after the article (an t-alt), in the singular and the plural.

an croí
the heart
No change after an
na croíthe
the hearts
Plural: no change after na

“Croí” in a sentence: Irish examples

Common Irish sentences using croí, the Irish word for heart.

Bhuail taom croí é anuraidh.
He had a heart attack last year.
Tá croí mór aici.
She has a big heart.
Go raibh maith agat, a chroí.
Thank you, dear.
Bhí mo chroí i mo bhéal.
My heart was in my mouth.
Tá an siopa i gcroí an bhaile.
The shop is in the heart of the town.
Bhris sí a chroí nuair a d'imigh sí.
She broke his heart when she left.
Labhair an dochtúir faoi shláinte an chroí.
The doctor spoke about heart health.

Other nouns in Irish

More everyday Irish nouns to learn next.

Phrases with “croí”

Heart in Irish: frequently asked questions

What is the Irish for heart?

The Irish for heart is croí (pronounced “kree”). It’s a masculine noun and the plural is croíthe. Depending on context it can also mean core or sweetheart.

How do you pronounce croí in Irish?

Croí is said like “kree” (IPA /kɾˠiː/).

What is the plural of heart in Irish?

The plural of croí is croíthe; with the article, na croíthe means “the hearts”. The genitive plural is croíthe, as in bualadh na gcroíthe (the beating of the hearts).

Does croí have more than one meaning?

Yes. Croí can mean heart, core or sweetheart, depending on context; the first is the most common.

Why does croí change to chroí or gcroí?

Irish changes the start of some words after certain words. After mo (my) croí becomes mo chroí (lenition), and after ár (our) or i (in) it becomes ár gcroí (eclipsis).

How do I say 'with all my heart'?

Say 'ó chroí' or 'le mo chroí go léir'; 'go raibh maith agat ó chroí' means 'thank you sincerely'.

What does 'a chroí' mean?

It is the vocative used as an endearment, like 'dear' or 'love'; 'a stór mo chroí' means 'darling of my heart'.

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