Marovoay Sud is a town and commune (Malagasy: kaominina) in western Madagascar.

It belongs to the district of Besalampy, which is a part of Melaky Region.

The majority 60% of the population of the commune are farmers, while an additional 38% receives their livelihood from raising livestock.

The most important crops are rice and raffia palm; also seeds of catechu are an important agricultural product.

This Melaky location article is a stub.