Cognomen Pejaś (Pejaś 
) , worldwide, is a very rare surname. The last name Pejaś is habitual in Eastern Europe, particularly Poland, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Pejaś | Poland |
| jerzy pejaś researcher, ORCID id # 0000-0002-4783-1114, PL |
|