Surname ディルク (Dirk 
, Dirck , Dieric 
) , worldwide, is quite a common family name. The surname ディルク is habitual in Belgium, where it is quite a common surname, Belize, where it is quite a rare surname, and Hungary. Not in comparison with a country's population, the name is most common in Germany, Belgium, and Indonesia. Predominantly, ディルク is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dirck, Dirk | Netherlands, South Africa, United States, Belgium, Germany |
| Dieric | Brazil, Nicaragua, France, Mexico, United States |