| Trešnjevac | |
| Native Name: | |
| Pushpin Map: | Serbia Vojvodina#Serbia#Europe |
| Pushpin Map Caption: | Location of Trešnjevac within Serbia |
| Settlement Type: | Village (Selo) |
| Subdivision Type: | Country |
| Subdivision Name: | Serbia |
| Subdivision Type1: | Province |
| Subdivision Name1: | Vojvodina |
| Subdivision Type2: | District |
| Subdivision Name2: | North Banat |
| Subdivision Type3: | Municipalities |
| Population As Of: | 2002 |
| Total Type: | Trešnjevac |
| Population Total: | 1868 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Coordinates: | 45.9744°N 19.985°W |
| Elevation M: | 87 |
| Postal Code Type: | Postal code |
| Postal Code: | 24426 |
| Area Code: | +381(0)24 |
| Blank Name: | Car plates |
| Blank Info: | KA |
Trešnjevac (Serbian Cyrillic: Трешњевац, Hungarian: Oromhegyes) is a village in Serbia. It is situated in the Kanjiža municipality, in the North Banat District, Vojvodina province. The village has a Hungarian ethnic majority (96.19%) and its population numbering 1,868 people (2002 census).
Human communities have lived in this area as early as in the Stone Age. The first written record about the settlement is from 1271. The record mention it under the name Fel-Adrian. Modern Trešnjevac was founded around the 1850s.
The inhabitants of the village are mostly farmers; sheep breeding is one of the characteristic features of Trešnjevac.
During the Bosnian War, the Zitzer Club (Zitzer Spiritual Republic) was an important gathering place for those, who resisted the ongoing war. The foreign media paid special attention to it.
Gazdag Ág, organized in Trešnjevac, is one of the most important folk events in the municipality. It is a competition between folk organizations. The aim of the event is to give platform to the rich cultural heritage of ethnic Hungarian villages in the region. The German Filmmakers Marc Haenecke and Michael Leuthner shot a feature-length documentary about the Zitzer Club, which was broadcast on German TV and was shown on several film festivals.