| Nauai Island | |
| Map: | Philippines |
| Map Relief: | yes |
| Coordinates: | 10.4303°N 122.6642°W |
| Waterbody: | Guimaras Strait |
| Country: | Philippines |
| Country Admin Divisions Title: | Region |
| Country Admin Divisions: | Western Visayas |
| Country Admin Divisions Title 1: | Province |
| Country Admin Divisions 1: | Guimaras |
| Country Admin Divisions Title 2: | Municipality |
| Country Admin Divisions 2: | Sibunag |
Nauai Island (or Nauway Island) is an island located several hundreds of meters southeast of Inampulugan Island. It is located in Sibunag, Guimaras in the Philippines.