Surname Dubovca (Dubovca 
, Дубовка 
) , worldwide, is a rare family name. The cognomen Dubovca is characteristic of Eastern Europe, particularly Ukraine, where it is a rare surname, Russia, and Belarus, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Dubovca | United States, Italy |
| Дубовка | Belarus, Russia, Ukraine |