| Type: | commune |
| County: | Sibiu |
| Population Total: | auto |
| Arpașu de Jos | |
| Coordinates: | 45.7833°N 61°W |
Arpașu de Jos (Hungarian: Alsóárpás) is a commune located in Sibiu County, Transylvania, Romania. It is composed of three villages: Arpașu de Jos, Arpașu de Sus (Felsőárpás) and Nou Român (German: Rumänisch Neudorf; Oláhújfalu).