Mandrare is a river in the region of Anosy in southern Madagascar.

It flows into the Indian Ocean near Amboasary Sud.

It becomes dry in certain months of the year.

[1] In 1957, near Amboasary Sud a steel bridge of 414m was built, that was designed by Anciens Ets Eiffel.

This article related to a river in Madagascar is a stub.