Ilača (Hungarian: Illyefő) is a village in eastern Croatia, 30 kilometres (19 mi) southeast of Vinkovci.

The village of Ilača developed from an earlier Sveti Ilija (Saint Eliah) settlement which was mentioned for the first time in 1404.

[7] At the same night, another villager, young Đuka Ambrušević saw a Virgin Mary with a child in his dream and she told him that it is her water spring, that he need to build a small wall around it so that stock don't drink from it.

[7] During the Croatian War of Independence church was destroyed by tanks of Yugoslav People's Army active in the area of self-proclaimed Serbian Autonomous Oblast of SAO Eastern Slavonia, Baranja and Western Syrmia.

[7] Once the UNTAES finished its peace mission in the Eastern Slavonia, Baranja and Western Syrmia in 1998 pilgrimage started once again to take place.