Cognomen Biniaś (Biniaś 
) , all over the world, is a rare last name. The last name Biniaś is characteristic of Eastern Europe, particularly Poland, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Biniaś | Poland |
|
józef biniaś Commissioner of the Polish State Police, PL (b. 1888) |
|
| magdalena biniaś-szkopek Polish historian, PL (b. 1950) |
|
|
| dorota biniaś researcher |
|
|
| włodzimierz biniaś researcher |
|