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Surname in Irish (Sloinne): Meaning, Pronunciation, Usage

The Irish for surname is sloinne, a masculine noun (plural sloinnte).
Updated October 2026Report a mistake

How to say “surname” in Irish

Irish:
sloinne
English:
surname
Word type:
noun
Gender:
masculine, fourth declension
Pronunciation:
“SLING-uh”  /ˈsˠl̪ˠɪn̠ʲə/
Various forms
Plural:
sloinnte (surnames)
Genitive singular:
sloinne, an tsloinne (e.g. litriú an tsloinne, the spelling of the surname)
Genitive plural:
sloinnte, na sloinnte (e.g. liosta na sloinnte, the list of surnames)

What does “sloinne” mean?

surname
The family name that a person shares with their family, used after the first name.Also: family name, last name.

“Sloinne” with the article

The plural of surname in Irish is sloinnte. Here is sloinne after the article (an t-alt), in the singular and the plural.

an sloinne
the surname
No change after an
na sloinnte
the surnames
Plural: no change after na

“Sloinne” in a sentence: Irish examples

Common Irish sentences using sloinne, the Irish word for surname.

Cad é an sloinne atá ort?
What is your surname?
Scríobh do shloinne anseo, le do thoil.
Write your surname here, please.
Is sloinne coitianta é Ó Briain.
O'Brien is a common surname.
Níl a fhios agam bunús mo shloinne.
I don't know the origin of my surname.
Tá go leor sloinnte Gaelacha i gContae na Gaillimhe.
There are many Gaelic surnames in County Galway.
Ní cuimhin liom litriú an tsloinne sin.
I can't remember how that surname is spelled.
Choinnigh sí a sloinne féin tar éis an phósta.
She kept her own surname after the wedding.

Other nouns in Irish

More everyday Irish nouns to learn next.

Surname in Irish: frequently asked questions

What is the Irish for surname?

The Irish for surname is sloinne (pronounced “SLING-uh”). It’s a masculine noun and the plural is sloinnte.

How do you pronounce sloinne in Irish?

Sloinne is said like “SLING-uh” (IPA /ˈsˠl̪ˠɪn̠ʲə/).

What is the plural of surname in Irish?

The plural of sloinne is sloinnte; with the article, na sloinnte means “the surnames”. The genitive plural is sloinnte, as in liosta na sloinnte (the list of surnames).

Why does sloinne change to shloinne?

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

What is the difference between 'sloinne' and 'ainm'?

'Ainm' is a name in general or a first name, while 'sloinne' is specifically the surname. 'Céadainm' is used for first name.

How do you ask someone's surname?

You can say 'Cad é an sloinne atá ort?' or 'Cén sloinne atá ort?'.

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