Pačetin is a village in the municipality of Trpinja, Vukovar-Syrmia County in the easternmost part of Croatia. At the time of the 2011 Census the population of the village was 541. Village lies north of the Vuka River and west of the M601 railway. Its major landmark is the Church of St. Nicholas from the 18th century. County road Ž4111 passing through the villages of Pačetin, Bobota and Vera connect all three villages with D2 road and D55 road. Pačetin is 28.6 km southeast of Osijek, the economic and cultural centre of Slavonia and 17.2 km from the Osijek Airport. County seat Vukovar is 17.3 km east of Pačetin.

The Serbian Cultural Society "Prosvjeta" in Zagreb, Croatia, is an independent, non-governmental cultural and scientific organization that takes special responsibility for promoting culture of and among Serbs in Croatia. Its primary aim is preservation and development of national identity of Serbs in Croatia.