Baribour is a district (srok) located in the northern part of Kampong Chhnang province in central Cambodia. The administrative center of the district is Baribour town, which is situated approximately 38 kilometres northwest of the provincial capital of Kampong Chhnang by road.
The district shares geographical borders with Pursat province to the west and Kampong Thom province to the north. Its eastern and northern boundaries are defined by the Tonlé Sap lake and the Tonlé Sap River.