Southern Asia may refer to:
- Indian Subcontinent, a physiographical region which encompasses the southern part of Asia
- South Asia, a geopolitical macroregion of the SAARC countries, comprising Afghanistan and the Indian Subcontinent
- Southern Asia (UN geoscheme), the United Nations geoscheme's definition for a geographical subregion of Asia spanning the Indian Subcontinent and the Iranian Plateau, based on their close linguistic genetic relationships.
This disambiguation page lists articles about distinct geographical locations with the same name.
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