| Mandalgovi | |
| Native Name: | Мандалговь |
| Native Name Lang: | mn |
| Settlement Type: | District |
| Official Name: | Сайнцагаан сум |
| Pushpin Map: | Mongolia |
| Subdivision Type: | Country |
| Subdivision Name: | Mongolia |
| Subdivision Type1: | Province |
| Subdivision Name1: | Dundgovi Province |
| Area Total Km2: | 11 |
| Population As Of: | 2017 |
| Population Total: | 12339 |
| Population Density Km2: | auto |
| Timezone: | UTC + 8 |
| Utc Offset: | +8 |
| Coordinates: | 45.7667°N 106.2697°W |
| Elevation M: | 1395 |
Mandalgovi (Mongolian: Мандалговь; ; also Mandalgov' or Mandalgobi) is the capital of the Dundgovi Province of Mongolia, about 300 km south of Ulaanbaatar on the border of the Gobi Desert. It has 10,506 inhabitants (2005), 10,299 (2007). The city administrative unit's official name is Saintsagaan sum.
Mandalgovi was originally a village when it consisted only of 40 yurts. In 1942, it was gained status as a town.
Mandalgovi has a cold arid climate (Köppen BWk) with warm summers and frigid winters. Most precipitation falls in the summer as rain. Winters are very dry.
The city is connected to Ulaanbaatar by a 300 km paved road completed in October 2013.[1]