Last name Лупаш (Лупаш 
, Lupaș 
) , worldwide, is a rare family name. The surname Лупаш is characteristic of Eastern Europe, particularly Romania, where it is a rare surname, Russia, where it is an extremely rare surname, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Лупаш | Russia, Ukraine |
| Lupaș | Romania |