Mariarano is a rural municipality in Madagascar.

It belongs to the district of Mahajanga II, which is a part of Boeny Region.

The majority 50% of the population of the commune are farmers, while an additional 10% receive their livelihood from raising livestock.

[2] Mariarano is situated on the coast at 83 km from the town of Mahajanga.

[3] It has a coastline of 65 km from Komany to Mataibory.