Blouberg (literally meaning blue mountain) can refer to:
- Blouberg (Western Cape), formerly Blaauwberg, a mountain in the Western Cape Province, South Africa, where the Battle of Blaauwberg took place
- Bloubergstrand, Cape Town, a beach town close to Cape Town named after the mountain
- Blouberg (range), a rocky range in Limpopo Province
- Blouberg Local Municipality, a municipality in Limpopo Province named after the range
The Blouberg (formerly "Blauwberg"), meaning "Blue Mountain" in Afrikaans, is a range of mountains in Limpopo Province, at the far north of South Africa. It is located in Blouberg Local Municipality, Capricorn District. The mountain is entrenched in the history of the local Tswana people, and they have different names for its various parts.
The Blouberg is part of the 'Vhembe Biosphere Reserve', named a biosphere reserve by UNESCO since 2009. This reserve also includes the neighboring Makgabeng Plateau, the Soutpansberg, the northern part of the Kruger National Park, the Makuleke Wetlands and the Mapungubwe Cultural Landscape.