Borei O'Svay Sen Chey (Khmer: ស្រុកបុរីអូរស្វាយសែនជ័យ) is a newly established district located in Stung Treng province, Cambodia according to Sub Decree No.

[2] Borei O'Svay Sen Chey is divided into three communes – O'Svay, Koh Sneng, and Preah Romkel – which were previously part of Thala Borivat district.

[3] The following table shows the villages of Borei O'Svay Sen Chey by communes.

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