| Tân Thạnh | |
| Settlement Type: | Township (Class-5) |
| Pushpin Map: | Vietnam |
| Pushpin Label Position: | top |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Vietnam |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Long An Province |
| Subdivision Type2: | District |
| Subdivision Name2: | Tân Thạnh District |
| Population Blank1 Title: | Ethnicities |
| Timezone: | UTC+7 |
| Utc Offset: | +7 |
Tân Thạnh is a town (thị trấn) and capital of Tân Thạnh District, Long An Province, in south-western Vietnam.[1]