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Cognomen Nóirín (Noreen
, Nóirín
) , worldwide, is a common surname. The last name Nóirín is habitual in Pakistan, where it is quite a common surname, Brunei, where it is quite a rare surname, and United Arab Emirates. Not in comparison with a country's population, it is commonest in Pakistan, the United States, and Malaysia. More frequently, Nóirín is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Noreen | United Kingdom, United States, Philippines, Pakistan, Egypt |
| Nóirín | United Kingdom, Ireland |