Tsagaan-Ovoo (Mongolian: Цагаан-Овоо) is a sum (district) of Dornod Province in eastern Mongolia.
| Sums of Dornod | ||
|---|---|---|
| Bayan-Uul | Bayandun | Bayantümen | Bulgan | Choibalsan (sum) | Chulunkhoroot | Dashbalbar | Gurvanzagal | Khalkhgol | Kherlen (Choibalsan city) | Khölönbuir | Matad | Sergelen | Tsagaan-Ovoo |
||


