| Đồng Xuân district | |
| Settlement Type: | District |
| Native Name: | Huyện Đồng Xuân |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | South Central Coast |
| Subdivision Type2: | Province |
| Subdivision Name2: | Phú Yên |
| Seat Type: | Capital |
| Seat: | La Hai |
| Unit Pref: | Imperial |
| Area Total Km2: | 1063 |
| Population As Of: | 2003 |
| Population Total: | 63,715 |
| Timezone: | Indochina Time |
| Utc Offset: | +7 |
Đồng Xuân is a rural district (huyện) of Phú Yên province in the South Central Coast region of Vietnam. As of 2003, the district had a population of 59,260.[1] The district covers an area of 1,063 km2. The district capital lies at La Hai.[1]