Surname Zgrdja (Zgrdja 
) , in the entire world, is a very rare cognomen. The cognomen Zgrdja is habitual in Australia, where it is a very rare surname, Germany, where it is an extremely rare surname, and the United States. Very seldom, Zgrdja is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Zgrdja | United States, Germany, Australia |