Île Sèche is an islet in Seychelles.

It lies 1.5 km of the eastern point of Ste.

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.

About 2.15 km to its south lies some granite rocks called Harrison Rocks, 0.30 acres in size.