Nam Du Islands (Vietnamese: Quần đảo Nam Du) is an archipelago located in the Gulf of Thailand, southeast of Phú Quốc Island.

It constitutes An Sơn and Nam Du Commune of Kiên Hải District, Kiên Giang Province, Vietnam.

The archipelago consists of 21 large and small islands.

[3] The largest island is Hòn Lớn (sometimes referred as Nam Du) Island with a peak of 309 m. [1][2] Islands have tropical monsoon climate; the rainy season lasts from April to October every year.

[3] Commune An Sơn: Commune Nam Du: