| Đạ Huoai district | |
| Settlement Type: | District |
| Native Name: | Huyện Đạ Huoai |
| Mapsize: | 300px |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Central Highlands |
| Subdivision Type2: | Province |
| Subdivision Name2: | Lâm Đồng province |
| Seat Type: | Capital |
| Seat: | Ma Đa Guôi |
| Unit Pref: | Imperial |
| Area Total Km2: | 490 |
| Population As Of: | 2018 |
| Population Total: | 166,350 |
| Timezone: | Indochina Time |
| Utc Offset: | +7 |
Đạ Huoai is a rural district of Lâm Đồng province in the Central Highlands region of Vietnam. As of 2003 the district had a population of 34,039.[1] The district covers an area of 490 km². The district capital lies at Ma Đa Guôi.[1]