| Erdenetsagaan District | |
| Native Name: | Эрдэнэцагаан сум |
| Native Name Lang: | mn |
| Settlement Type: | District |
| Subdivision Type: | Country |
| Subdivision Name: | Mongolia |
| Subdivision Type1: | Province |
| Subdivision Name1: | Sükhbaatar Province |
| Area Total Km2: | 82009 |
| Area Water Km2: | 22,5 |
| Area Water Percent: | 0.27 |
| Timezone: | UTC + 8 |
| Utc Offset: | +8 |
| Population Est: | 6512 [1] |
| Pop Est As Of: | 2012 |
| Coordinates: | 45.9022°N 115.3664°W |
Erdenetsagaan (Mongolian: Эрдэнэцагаан, Jewel White) is a sum (district) of Sükhbaatar Province in eastern Mongolia.