Chiren (Bulgarian: Чирен) is a village located in northwestern Bulgaria. It is a part of Vratsa Municipality, Vratsa Province.

The village is located approximately 15 kilometers to the north of town of Vratsa. Chiren is popular with places "Bojia most" (Bulgarian: Божия мост 'God's bridge') and "Tigancheto" (Bulgarian: Тиганчето 'little frying pan'). These places are natural forms carved by the rivers. The other natural landmark in this area is the cave "Ponora" (Bulgarian: Понора).

Chiren Heights in Graham Land, Antarctica are named after the village.