Tsengel (Mongolian: Цэнгэл, bright; Tuvan: Ак-Саян, white-Sayan[1]) is a sum (district) of Bayan-Ölgii Province in western Mongolia.

The capital (sum center) of Tsengel is Khushoot, located in the west of the sum.

The inhabitants are mainly Tuvans, known as Tsengel Tuvans, whereas the rest of Bayan-Ölgii is populated mainly by Kazakhs.

[2] The sum is located in the western most part of Bayan-Ölgii Province.

This Mongolia location article is a stub.