| Mongkol Borey | |
| Native Name: | Central Khmer: មង្គលបូរី |
| Settlement Type: | Town |
| Pushpin Map: | Cambodia |
| Pushpin Mapsize: | 300 |
| Subdivision Type: | Country |
| Subdivision Name: |  Cambodia |
| Subdivision Type1: | Province |
| Subdivision Name1: | Banteay Meanchey |
| Subdivision Type2: | District |
| Subdivision Name2: | Mongkol Borey |
| Population As Of: | 1998 |
| Timezone: | ICT |
| Utc Offset: | +07:00 |
| Coordinates: | 13.4667°N 113°W |
Mongkol Borey (Central Khmer: មង្គលបូរី in Central Khmer pronounced as /mɔŋkɔl ɓoːrəj/) is a town and seat of Mongkol Borey District in Banteay Meanchey Province in north-western Cambodia. It is located 9 kilometres south of Serei Saophoan, the province's capital.