Region 3
# Region 3

Region 3 or Region III can refer to:

* One of the DVD region codes
* Region 3, Northwest Territories (Canadian census)
* The South of the US (American census)
* One of health regions of Canada managed by Horizon Health Network
* Former Region 3 (Johannesburg), an administrative district in the city of Johannesburg, South Africa, from 2000 to 2006
* One of Regions of Iran, commonly known as Azerbaijan (Iran)
* Atacama Region, Chile
* Central Luzon, Philippines
