| Tam Đảo district | |
| Settlement Type: | District |
| Native Name: | Huyện Tam Đảo |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Name1: | Red River Delta |
| Subdivision Type2: | Province |
| Subdivision Name2: | Vĩnh Phúc province |
| Seat Type: | Capital |
| Seat: | Tam Đảo |
| Unit Pref: | Imperial |
| Area Total Km2: | 236 |
| Population As Of: | 2003 |
| Population Total: | 65,812 |
| Timezone: | UTC + 7 |
| Utc Offset: | +7 |
Tam Đảo is a rural district (huyện) of Vĩnh Phúc province in the Red River Delta region of northern Vietnam. As of 2003 the district had a population of 65,812.[1] The district covers an area of 236 km². The district capital lies at Hợp Châu town.[1]