| Đồng Tâm | |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Vietnam |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Bắc Kạn |
| Subdivision Type2: | District |
| Subdivision Name2: | Chợ Mới |
| Unit Pref: | Imperial |
| Area Total Km2: | 2.24 |
| Population Blank1 Title: | Ethnicities |
| Timezone Link: | Time in Vietnam |
| Timezone: | Indochina Time |
| Utc Offset: | +07:00 |
Đồng Tâm is a township (Thị trấn) and capital town of Chợ Mới District, Bắc Kạn Province, in Vietnam.