| Type: | town |
| Tantonan | |
| State: | nsw |
| Coordinates: | -35.7°N 177°W |
| Pushpin Label Position: | right |
| Lga: | Murray River Council |
| Postcode: | 2731 |
| County: | Cadell |
| Stategov: | Murray |
| Fedgov: | Farrer |
| Dist1: | 8 |
| Location1: | Caldwell |
| Dist2: | 13 |
| Location2: | Bunnaloo |
Tantonan is a rural locality in the central south part of the Riverina, New South Wales, Australia. It is situated by road, about 8 kilometres north west from Caldwell and 13 kilometres south east from Bunnaloo.
Tantonan Post Office opened on 21 June 1926 and closed in 1962.[1]
Local education is provided by the Bunnaloo Public School.[2]