Guiana or Guyana or Guayana may indicate the following territories of theSouth America:
- Guiana, physical region ofSouth America
- Guyana, an independent state of South America
- French Guiana, region and overseas department of the France
- Brazilian Guayana
- British Guiana, ancient name of a colony of the British Empire (today Guyana)
- Dutch Guiana, ancient name of Suriname
- Ciudad Guayana, city of Venezuela
Other
- Massif of Guiana, topographical conformation of South America
- Guiana shield, geological structure of South America
Related items
- Guinea
- Guienna, French historical region