| Official Name: | Lončari |
| Settlement Type: | Village (Selo) |
| Pushpin Map: | Bosnia and Herzegovina |
| Pushpin Label Position: | bottom |
| Subdivision Type: | Country |
| Subdivision Name: |  Bosnia and Herzegovina |
| Subdivision Type1: | Entity |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Donji Žabar |
| Unit Pref: | Metric |
| Population As Of: | 2002 |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Coordinates: | 44.9408°N 18.6856°W |
Lončari is a village in the municipality of Donji Žabar, Bosnia and Herzegovina. It is home to the football club FK Mladost Lončari.