| Sèche Island | |
| Map: | Seychelles |
| Native Name: | Beacon Island |
| Native Name Lang: | fr |
| Sobriquet: | Île Sèche |
| Location: | Seychelles, Indian Ocean |
| Coordinates: | -4.6°N 86°W |
| Archipelago: | Inner Islands, Seychelles |
| Waterbody: | Indian Ocean |
| Total Islands: | 1 |
| Area Km2: | 0.02 |
| Coastline Km: | 0.63 |
| Length Km: | 0.16 |
| Width Km: | 0.11 |
| Elevation M: | 30 |
| Highest Mount: | Beacon peak |
| Country: | Seychelles |
| Country Admin Divisions Title: | Group |
| Country Admin Divisions: | Granitic Seychelles |
| Country Admin Divisions Title 1: | Sub-Group |
| Country Admin Divisions 1: | Mahe Islands |
| Country Admin Divisions Title 2: | Sub-Group |
| Country Admin Divisions 2: | St. Anne Islands |
| Country Admin Divisions Title 3: | Districts |
| Country Admin Divisions 3: | Mont Fleuri |
| Population: | 0 |
| Population As Of: | 2014 |
| Density Km2: | 0 |
| Ethnic Groups: | Creole, French, East Africans, Indians. |
| Timezone1: | SCT |
| Utc Offset1: | +4 |
| Iso Code Type: | ISO code |
| Iso Code: | SC-18 |
Île Sèche is an islet in Seychelles.
It lies 1.5 km of the eastern point of Ste. Anne Island, and 7.5 km from Mahe. and reaches an elevation of 30 meters. Small, rocky, boulder-strewn and uninhabited, it is the nesting ground of sea-gulls.The island is a granite rock on top of which some low growing trees.
The tiny island is also known as Beacon island.
About 2.15 km to its south lies some granite rocks called Harrison Rocks, 0.30 acres in size.