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Surname Jakubiak (Jakubiak
, Якубяк
) , all over the world, is quite a common family name. The cognomen Jakubiak is characteristic of Poland, where it is quite a common surname, Slovakia, where it is a rare surname, and Ireland. Not in comparison with a country's population, this name is the most popular in Poland, the United States, and Germany. Also, Jakubiak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jakubiak | Poland, France, United States, United Kingdom, Germany |
| Якубяк | Kazakhstan, Russia, Ukraine |