Cognomen Sobiak (Sobiak 
) , all over the world, is a rare surname. The family name Sobiak is habitual in Poland, where it is a rare surname, Germany, where it is a very rare surname, and France. Also, Sobiak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sobiak | Canada, India, Poland, France, Germany |
| joanna sobiak researcher |
|