The Bay of Kampong Som is a southern bay of Cambodia.

Kampong Som has a deep water inshore and a chain of islands across the mouth which protect the bay from storms.

Deforestation of Indochina mangroves has become issues.

[1] Kompong Som is also the location of Dong Peng and Sihanoukville with its Sihanoukville Autonomous Port, the main and only deep-water maritime port of Cambodia.

[2] This Cambodian location article is a stub.