| Official Name: | Bački Breg |
| Native Name: | |
| Settlement Type: | Village (Selo) |
| Pushpin Map: | Serbia Vojvodina#Serbia#Europe |
| Pushpin Label Position: | right |
| Subdivision Type: | Country |
| Subdivision Name: |  Serbia |
| Subdivision Type1: | Province |
| Subdivision Type2: | Region |
| Subdivision Name2: | Bačka (Podunavlje) |
| Subdivision Type3: | District |
| Subdivision Name3: | West Bačka |
| Subdivision Type4: | Municipality |
| Subdivision Name4: | Sombor |
| Unit Pref: | Metric |
| Area Footnotes: | [1] |
| Area Total Km2: | 52.55 |
| Population As Of: | 2022 |
| Population Total: | 769 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Coordinates: | 45.9167°N 74°W |
| Elevation M: | 92 |
Bački Breg (Serbian: Бачки Брег, hu|Béreg) is a village located in the Sombor municipality, in the West Bačka District of Serbia. It is situated in the autonomous province of Vojvodina. As of 2022, it has a population of 769 inhabitants. The village has a Croat (Šokac) ethnic majority.
Bački Breg is in the very northwest of Serbia, on an important highway linking Serbia and Hungary together. The Hungarian town across the border is Hercegszántó.
In Serbian the village is known as Bački Breg or Бачки Брег, in Croatian as Bereg (since 2009)[2] or Bački Breg (before 2009), in Hungarian as Béreg, and in German as Bereg.
It was first mentioned in 1319. In 1620, the village was settled by Šokci who originating from Klis near Split. The first church in the village was founded in 1740. In the 18th century, Germans and Hungarians settled here as well.
As of 2022 census results, the village has 769 inhabitants.
The ethnic composition of the village (2002 census):
| Ethnic group | Population | % | |
|---|---|---|---|
| Croats | 738 | 53.17% | |
| Serbs | 344 | 24.78% | |
| Yugoslavs | 67 | 4.83% | |
| Hungarians | 34 | 2.45% | |
| Others | 76 | 5.48% | |
| Undeclared/Unknown | 129 | 9.29% | |
| Total | 1,388 |