Grebenac (Serbian Cyrillic: Гребенац, Romanian: Grebenaț) is a village in Vojvodina, Serbia. It is situated in the Bela Crkva municipality, in the South Banat District, Vojvodina province. The village has a Romanian ethnic majority (82.3%) and a population of 1,017 (2002 census).
In Serbian, the village is known as Grebenac (Гребенац), in Romanian as Grebenaț, in Hungarian as Gerebenc, and in German as Grebenatz.
Romanian presence is attested by a stone cross in the local graveyard, from 1297 and by a document in Wiena about a trial between Luca family and another local family.
Vasko Popa, poet; studies at the University of Bucharest and in Vienna. During World War II, he fought as a partisan and was imprisoned in a German concentration camp.
Petru Lungu, soldier in the Romanian Army in the Second World War. Participant in great battles near Stalingrad. Also fought against German troops in 1945. Finally enrolled in the Foreign Legion, and captured by Vietnamese army at Dien Bien Phu, last battle of French colonialists.