Tantonan is a rural locality in the central south part of the Riverina, New South Wales, Australia.

[2] 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.

[3] Local education is provided by the Bunnaloo Public School.

This Riverina geography article is a stub.