| Jargalant District | |
| Native Name: | Жаргалант сум |
| Native Name Lang: | mn |
| Settlement Type: | District |
| Subdivision Type: | Country |
| Subdivision Name: | Mongolia |
| Subdivision Type1: | Province |
| Subdivision Name1: | Orkhon Province |
| Area Total Km2: | 635.6 |
| Timezone: | UTC + 8 |
| Utc Offset: | +8 |
| Blank Name: | Climate |
| Blank Info: | Dwc |
Jargalant (Mongolian: жаргалант, "Happiness", also Ulaantolgoi) is a sum (district) of Orkhon Province in central northern Mongolia. In 2009, its population was 3,166.[1]