| Official Name: | Martinci |
| Settlement Type: | Village (Selo) |
| Pushpin Map: | Serbia Vojvodina#Serbia#Europe |
| Pushpin Label Position: | bottom |
| Subdivision Type: | Country |
| Subdivision Name: |  Serbia |
| Subdivision Type1: | Province |
| Subdivision Type2: | Region |
| Subdivision Name2: | Syrmia |
| Subdivision Type3: | District |
| Subdivision Name3: | Srem |
| Subdivision Type4: | Municipality |
| Subdivision Name4: | Sremska Mitrovica |
| Unit Pref: | Imperial |
| Population As Of: | 2002 |
| Population Total: | 3,639 |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Coordinates: | 45.0167°N 47°W |
Martinci is a village in Serbia. It is situated in the Sremska Mitrovica municipality, Srem District, Vojvodina province. The village has a Serb ethnic majority and its population numbering 3,639 people (2002 census).
In Serbian, the village is known as Martinci (Мартинци), and in Hungarian as Szávaszentmárton. It was named after Saint Martin. The name of the village in Serbian is plural.
It is one of the oldest places in Vojvodina. During Roman rule, the village was known as Budalia and was a place of birth of Roman emperor Traianus Decius (249-251).