| Type: | town |
| Tyntynder South | |
| State: | vic |
| Use Lga Map: | yes |
| Coordinates: | -35.2869°N 143.5181°W |
| Pushpin Label Position: | left |
| Lga: | Rural City of Swan Hill |
| Postcode: | 3586 |
| Pop: | 268 [1] |
| Stategov: | Murray Plains |
| Fedgov: | Mallee |
| Near-Nw: | Beverford |
| Near-N: | Tyntynder |
| Near-Ne: | Tyntynder |
| Near-W: | Woorinen |
| Near-E: | Murraydale |
| Near-Sw: | Woorinen South |
| Near-S: | Murrawee |
| Near-Se: | Swan Hill |
Tyntynder South is a locality in the Rural City of Swan Hill, Victoria, Australia. Eastburn's post office opened in 1902, was renamed Tyntynder South in July 1911 and closed on 30 June 1969.