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Millionaire in Irish (Milliúnaí): Meaning, Pronunciation, Usage

The Irish for millionaire is milliúnaí, a masculine noun (plural milliúnaithe).
Updated October 2026Report a mistake

How to say “millionaire” in Irish

Irish:
milliúnaí
English:
millionaire
Word type:
noun
Gender:
masculine, fourth declension
Pronunciation:
“MIL-yoo-nee”  /ˈmʲɪlʲuːniː/
Various forms
Plural:
milliúnaithe (millionaires)
Genitive singular:
milliúnaí, an mhilliúnaí (e.g. teach an mhilliúnaí, the millionaire's house)
Genitive plural:
milliúnaithe, na milliúnaithe (e.g. saibhreas na milliúnaithe, the wealth of the millionaires)

What does “milliúnaí” mean?

millionaire
A person who has money or property worth at least a million euro, pounds or dollars.Also: rich person, wealthy person, tycoon.

“Milliúnaí” with the article

The plural of millionaire in Irish is milliúnaithe. Here is milliúnaí after the article (an t-alt), in the singular and the plural.

an milliúnaí
the millionaire
No change after an
na milliúnaithe
the millionaires
Plural: no change after na

“Milliúnaí” in a sentence: Irish examples

Common Irish sentences using milliúnaí, the Irish word for millionaire.

Is milliúnaí é anois.
He's a millionaire now.
Cheannaigh an milliúnaí an club peile.
The millionaire bought the football club.
Bhuaigh sí an Lotto agus is milliúnaí í.
She won the Lotto and she's a millionaire.
Tá a lán milliúnaithe ina gcónaí sa cheantar sin.
Lots of millionaires live in that area.
Ba mhaith liom a bheith i mo mhilliúnaí.
I'd like to be a millionaire.
Ní raibh mac an mhilliúnaí sásta riamh.
The millionaire's son was never happy.
Bíonn milliúnaithe ag íoc níos lú cánach uaireanta.
Millionaires sometimes pay less tax.

Other nouns in Irish

More everyday Irish nouns to learn next.

Millionaire in Irish: frequently asked questions

What is the Irish for millionaire?

The Irish for millionaire is milliúnaí (pronounced “MIL-yoo-nee”). It’s a masculine noun and the plural is milliúnaithe.

How do you pronounce milliúnaí in Irish?

Milliúnaí is said like “MIL-yoo-nee” (IPA /ˈmʲɪlʲuːniː/).

What is the plural of millionaire in Irish?

The plural of milliúnaí is milliúnaithe; with the article, na milliúnaithe means “the millionaires”. The genitive plural is milliúnaithe, as in saibhreas na milliúnaithe (the wealth of the millionaires).

Why does milliúnaí change to mhilliúnaí?

After words like mo (my) and do (your) the first letter is lenited: mo mhilliúnaí. After ár (our) it stays ár milliúnaí, because m does not take eclipsis.

What is the Irish for 'billionaire'?

A billionaire is 'billiúnaí', formed the same way from 'billiún', just as 'milliúnaí' comes from 'milliún'.

How do I say 'I am a millionaire'?

Say 'Is milliúnaí mé' or 'Tá mé i mo mhilliúnaí'.

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