Eastern Slavonia

Eastern Slavonia may refer to:


 * eastern part of the modern region of Slavonia, alternatively called Croatian Podunavlje, in Croatia
 * eastern part of the medieval Banate of Slavonia
 * eastern part of the early modern Kingdom of Slavonia
 * shorthand for the former unrecognized entity SAO Eastern Slavonia, Baranja and Western Syrmia
 * shorthand for the transitional entity Eastern Slavonia, Baranja and Western Syrmia (1995–98)
 * shorthand for the United Nations Transitional Administration for Eastern Slavonia, Baranja and Western Sirmium (1996-1998)
 * section of the region east of Osijek excluding Baranja and Syrmia (primarily Erdut, Trpinja and Borovo municipalities)