| Mönkhkhaan District | |
| Native Name: | Мөнххаан сум |
| Native Name Lang: | mn |
| Settlement Type: | District |
| Subdivision Type: | Country |
| Subdivision Name: | Mongolia |
| Subdivision Type1: | Province |
| Subdivision Name1: | Sükhbaatar Province |
| Timezone: | UTC + 8 |
| Utc Offset: | +8 |
Mönkhkhaan (mn|Мөнххаан, Eternal Khan) is a sum (district) of Sükhbaatar Province in eastern Mongolia. The Bürentsogt Tungsten Mine is 41 km SW from the sum center. In 2009, its population was 4,213.[1]