Surname Dulniawka (Dulniawka 
) , all around the world, is a very rare family name. The cognomen Dulniawka is habitual in Poland, where it is a very rare surname, and the United States, where it is an extremely rare surname. Also, Dulniawka is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dulniawka | Poland, United States |