| Official Name: | Radalj |
| Native Name: | Радаљ |
| Native Name Lang: | sr |
| Settlement Type: | Village (Selo) |
| Pushpin Map: | Serbia |
| Pushpin Label Position: | bottom |
| Subdivision Type: | Country |
| Subdivision Name: |  Serbia |
| Subdivision Type1: | District |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Mali Zvornik |
| Unit Pref: | Imperial |
| Population As Of: | 2002 |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Coordinates: | 44.4033°N 19.1833°W |
Radalj is a village in Serbia. It is situated in the Mali Zvornik municipality, in the Mačva District of Central Serbia. The population of the village is 2,497 (2002 census) and it has an overall Serb ethnic majority.