| Novi Kozjak | |
| Native Name: | Нови Козјак |
| Pushpin Map: | Serbia Vojvodina#Serbia#Europe |
| Pushpin Map Caption: | Location of Novi Kozjak within Serbia |
| Settlement Type: | Village (Selo) |
| Subdivision Type: | Country |
| Subdivision Name: | Serbia |
| Subdivision Type1: | Province |
| Subdivision Name1: | Vojvodina |
| Subdivision Type2: | District |
| Subdivision Name2: | South Banat |
| Subdivision Type3: | Municipalities |
| Established Date: | May 1, 1818 |
| Area Total Km2: | 31.4 |
| Population As Of: | 2002 |
| Total Type: | Novi Kozjak |
| Population Total: | 650 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Coordinates: | 45.1839°N 20.8589°W |
| Postal Code Type: | Postal code |
| Postal Code: | 26353 |
| Area Code: | +381(0)13 |
| Blank Name: | Car plates |
| Blank Info: | PA |
Novi Kozjak is a village in northern Serbia. It is situated in the Alibunar municipality, in the South Banat District, Vojvodina province. The village has a Serb ethnic majority (90.49%) and a population of 650 people (2011 census).
In Serbian, the village is known as Novi Kozjak (Нови Козјак), in Hungarian as Ferdinándfalva, and in German as Ferdinandsdorf.
Until 1947, the official name of the village was Ferdin, which is still in use by many inhabitants. The name Novi Kozjak was given in memory of a village of that name destroyed during the Second World War, which was named after the Kozjak mountain in North Macedonia.