| Vial Island | |
| Map: | Papua New Guinea |
| Coordinates: | -3.389°N 144.407°W |
| Country: | Papua New Guinea |
| Country Capital: | Port Moresby |
| Country Largest City: | Port Moresby |
| Country Leader Title: | Prime Minister |
| Country Leader Name: | James Marape |
Vial Island, also known as Wei Island and Jacquinot Island, is a volcanic island in the Schouten Islands of Papua New Guinea.