| Official Name: | Plavna |
| Settlement Type: | Village (Selo) |
| Pushpin Label Position: | bottom |
| Subdivision Type: | Country |
| Subdivision Name: |  Serbia |
| Subdivision Type1: | Province |
| Subdivision Type2: | Region |
| Subdivision Name2: | Bačka (Podunavlje) |
| Subdivision Type3: | District |
| Subdivision Name3: | South Bačka |
| Subdivision Type4: | Municipality |
| Subdivision Name4: | Bač |
| Unit Pref: | Imperial |
| Population As Of: | 2002 |
| Population Total: | 1,392 |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
Plavna (Serbian Cyrillic: Плавна) is a village in Serbia. It is situated in the Bač municipality, in the South Bačka District, Vojvodina province. Its population is ethnically mixed and numbering 1,392 people (2002 census).
In Serbo-Croatian, the village is known as Plavna (Плавна), in Hungarian as Palona, and in German as Plawingen.
It is located 150 km north of Belgrade and 75 km of Novi Sad, the capital of the province of Vojvodina, to the southwest of Bačka.
Its population includes:
According to the 1991 census, the population of the village included 497 Croats, 389 Serbs, 278 Yugoslavs and 196 Hungarians.
There is a possibility of hunting deer, wild boars, hares, pheasants, partridges and wild ducks in an area of 600 hectares covered by wheat and corn.
The Plavna Hunting ground – Lovačka kuća (Houting house) is located in the village of Plavna surrounded by forests. Along with usual hunting activities, it offers the possibility of tours of the hunting ground, (photo) safaris, observing wildlife, etc. The restaurant can host up to 100 guests.