Veliki Gaj (Serbian Cyrillic: Велики Гај) is a village located in the Plandište municipality, in the South Banat District of Serbia.From 1716, the village was part of the Habsburg monarchy, which encouraged the settlement of German-speaking Donauschwaben (Danube Swabians) and others.After the First World War, the village became part of the Kingdom of Serbs, Croats, and Slovenes (renamed to Yugoslavia in 1929).During the Second World War (1941–1944), the village was under Axis occupation, and was part of the autonomous Banat region within German-occupied Serbia.Since 1992, the village was part of the Federal Republic of Yugoslavia, that in 2003 was transformed into the State Union of Serbia and Montenegro.