Cognomen Meroniuk (Meroniuk 
) , globally, is a rare last name. The surname Meroniuk is characteristic of Canada, where it is a rare surname, Poland, where it is a very rare surname, and Spain. In absolute terms, it is commonest in Canada, Poland, and the United States. Much less frequently, Meroniuk is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Meroniuk | Germany, Spain, United States, Poland, Canada |