The Podunavlje District is one of nine administrative districts of Southern and Eastern Serbia. The district's name refers to its location by—specifically, to the south of—the Danube river. It expands across the central parts of Serbia. According to the 2011 census results, it has a population of 199,395 inhabitants. The administrative center is the city of Smederevo.

The Southern and Eastern Serbia is one of five statistical regions of Serbia. It is also a level-2 statistical region according to the European NUTS. It was formed in 2010. As of 2022 census, the region has a total of 1,406,050 inhabitants.