| Guiuanon Island | |
| Map: | Philippines |
| Map Relief: | yes |
| Coordinates: | 10.3917°N 122.6094°W |
| Country: | Philippines |
| Country Admin Divisions Title: | Region |
| Country Admin Divisions: | Western Visayas |
| Country Admin Divisions Title 1: | Province |
| Country Admin Divisions 1: | Guimaras |
Guiuanon Island (or Guiwanon Island) is an island barangay located beside Panubulon Island[1] southeast of Nueva Valencia, Guimaras in the Philippines. The island was affected by an oil spill on August 11, 2006.