Kupinik () is a village in Serbia. It is situated in the Plandište municipality, in the South Banat District, Vojvodina province. The village has a Serb ethnic majority (95,70%) and its population numbering 349 people (2002 census).
Historical population
1961: 886 1971: 735 1981: 545 1991: 409 2002: 349
References Slobodan Ćurčić, Broj stanovnika Vojvodine, Novi Sad, 1996.
See also List of places in Serbia List of cities, towns and villages in Vojvodina