Coordinates: 42°15′N 23°0′E / 42.250°N 23.000°E / 42.250; 23.000

Kyustendil Province is a province in Bulgaria. The capital city is also named Kyustendil.

The province includes the Dragovishtitsa and Bistritsa rivers. The southern part of the region includes massifs of the Osogovo, Vlahina and Rila mountains.